Treatment Technologies

    Activated Carbon Filtration Companies

    GAC and PAC providers for taste & odor, organics, chlorine, and micro-pollutant removal in drinking water and industrial streams.

    203 providers

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    • Activated Carbon or Ion Exchange capabilities
    • Suppliers with utilities sector experience
    • Providers operating in China or Italy
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    Evergreen Water Solutions logo

    Evergreen Water Solutions

    United Kingdom

    A leading supplier of progressive wastewater treatment systems Evergreen Water Solutions works closely with a number of international engineering companies whose expertise are in scalable wastewater treatment systems and containerised wastewater treatment systems for municipal and industrial application. Evergreen Water Solutions offers a comprehensive engineering service. Our company incorporates initial design and planning, to implementation of projects that are delivered on time and on budget. Our expertise in wastewater treatment covers infrastructure development, package sewage treatment systems and advanced treatment technology for wastewater recycling with the strictest treatment requirements. The goal of Evergreen Water Solutions is to exceed the expectations of our clients, foster long-term relationships, and make a positive impact on the environment and industry standards. Evergreen Water Solutions use innovative products and suppliers to source, design and implement leading environmental water and wastewater treatment products and solutions. All new equipment and suppliers are required to undergo pre-qualification program and a series of acceptances and trials are applied prior to the approval of the vendor. Evergreen Water Solutions’ pre-qualification program guarantees you our clients that the products we source are of the highest standard within the industry, these products along with the expertise within Evergreen Water Solutions ensures that the solution we provide will meet and exceed any expectation you might have.

    Treatment Works Products/Services
    Contractors
    PWNT logo

    PWNT

    United Kingdom

    PWNT, part of the Nijhuis Saur Industries (NSI) group, delivers cutting-edge solutions and consultancy services to meet the diverse needs of water utilities worldwide. Building on PWN’s rich legacy, PWNT leverages over 100 years of expertise to drive innovation in water treatment, with a strong focus on drinking water. Our pioneering technologies, including SIX® (Suspended Ion Exchange), ILCA® (Inline Coagulation and Adsorption), and CeraMac® (Ceramic Membrane Microfiltration), offer efficient, sustainable, and cost-effective treatment solutions for various water sources, ensuring the delivery of high-quality drinking water. Beyond technology development, PWNT offers comprehensive consultancy services in the study, design, optimization, and integration of water treatment technologies. PWNT is well-equipped to provide expert guidance on both emerging and traditional processes, such as pellet softening, advanced oxidation, GAC filtration, and coagulation. With a strong global presence, PWNT has successfully implemented large-scale projects and pilot installations across the world. Our innovative technologies are trusted by water utilities for their ability to address complex water quality challenges and adapt to diverse environmental conditions. Headquartered in the Netherlands, PWNT continues to foster strong partnerships with leading universities and global companies, committed to advancing sustainable water treatment technologies and helping utilities achieve their water quality goals.

    Designers
    Veolia Water Technologies UK logo

    Veolia Water Technologies UK

    United Kingdom

    Veolia Water Technologies (VWT) provides an unrivalled combination of capabilities in the UK for the treatment of water, wastewater, sludge and odour. VWT provide turnkey solutions from feasibility studies, design and build and supply and installation of packaged treatment solutions, through to the extension or refurbishment of existing water and wastewater facilities. The company’s investment in Research & Development focuses on developing the most innovative solutions for its municipal and industrial clients, while at the same time considering the environmental challenges being faced. VWT’s goal is to develop sustainable and technologically superior solutions that balance the demand for efficient and cost effective technology whilst protecting the environment by looking at energy consumption, carbon emissions, odour pollution and safe guarding water quality. With over 125 years of experience in the UK, VWT is able to draw upon an unsurpassed knowledge of traditional and innovative solutions in order to meet the demands of both industrial and municipal clients. Performance is measured by the global satisfaction of VWT’s customers. Their technical creativity is reflected by a prestigious track record of extensive references in the UK and across the world supported by operational experience. A partnership with VWT provides the unique benefits of technical excellence, innovation, reliability and a trusted partnership. VWT offers a range of proprietary technology for applications to treat Drinking Water, Wastewater, Sludge Treatment, Odour Treatment and Industrial Effluents.

    Treatment Works Products/Services
    Asset Maintenance & Rehabilitation
    ACWA Services Ltd logo

    ACWA Services Ltd

    United Kingdom

    ACWA is one of the leading UK players delivering innovative sustainable process solutions and technologies for both municipal and industrial clean water, wastewater and bio-solids treatment. ACWA design and execute resilient cost-effective technologies which address the needs of our clients and their regulatory drivers whilst helping to address climate change. ACWA provides expert technical products and services to the water, wastewater and industrial sectors. Our expertise combines practical experience with academic knowledge across a wide range of specialisms. These include: Design and build (digital delivery and off-site manufacture) Commissioning Project management We apply our extensive expertise to help our clients find the best sustainable, cost-effective solutions that meet all their requirements. We serve our wholesale water, wastewater and biosolids markets plus industrial food and beverage clients with their water needs. Our primary specialist areas are: Water treatment Wastewater treatment Industrial effluent Food and beverage TECHNOLOGIES In finding the best solutions we look at innovative ideas and turn them into reality producing some of the most sustainable technological solutions on the market. Our technologies include: Nitreat® Ion Exchange: This is a reversible nitrate removal process by which ions are interchanged between a solid and a liquid with no substantial structural changes in the solid. AquaPyr™ Tertiary Solids Removal Filter: This process is a simple filter that can also remove phosphorous using innovative cleaning technology producing low waste and using less power than other filters. Amtreat® High Rate Ammonia Removal: This process is a high-rate activated sludge process designed to treat wastewater streams and sludge liquors containing high concentrations of ammonia. DESIGN & BUILD ACWA’s in-house design capability is the architecture on which each project is meticulously built. The latest 3D models create precision imaging of all types of installations from a complex water or effluent treatment plan to a single piece of equipment to be integrated into an existing system. Through in-house engineers ACWA deliver a complete range of technical design and build expertise across projects and programmes of work that include, civil, mechanical, process and electrical, instrumentation and control and automation. PROJECT MANAGEMENT ACWA’s team of highly-experienced project managers, engineers and technicians work closely with clients and key project team members to deliver solutions in an efficient, timely, cost-effective and environmentally-responsible manner. Project management includes ensuring complete compliance with all relevant regulations, both European, national and where relevant, international, while at all times maintaining a clear focus on the project remit. Our responsibility is to ensure each project is a complete success, both for our client and for the environment. We actively identify and manage risks, issues, changes to requirements and quality standards to guarantee the best possible outcome. COMMISSIONING For hands-on commissioning services, ACWA is an industry leader, focussed on complex water and wastewater facilities for municipal and industrial clients. Commissioning is an essential step in project delivery. Without it we cannot have assurance of a quality outcome. Our in-house team provides comprehensive commissioning services getting involved at project start-up to take the project through planning design, construction and turnover, on time and on budget. ACWA’s multi-disciplined knowledge and expertise includes, system design, electrical testing, operations and maintenance (incl. training) as well as systems and process diagnostics, providing an authoritative and effective resource. WATER TREATMENT Our water expertise comprehensively covers the filtration spectrum from conventional strainers and filtration systems to the most advanced reverse osmosis and ion exchange technologies. Microfiltration Ultrafiltration Nanofiltration Reverse Osmosis / Desalination Ion Exchange Conventional Water Treatment Pressure Filters Gravity Filters Chemical Treatment Granular Activated Carbon WASTEWATER TREATMENT The days of wastewater disposal by methods that had no consideration for the implications to the environment are over. As water scarcity increases and the pressure to comply with ever increasing environmental legislation for effective effluent treatment intensifies, it has never been more important to choose the right wastewater partner who can provide a range of effective processes. ACWA can deliver those solutions. Preliminary Treatment Aerobic Biological Treatment Anaerobic Treatment Membrane Bio Reactor High-Rate Ammonia Removal (Amtreat®) Scrubber Effluent Treatment Plant Effluent Re-use Tertiary Treatment Sludge Treatment

    Designers
    Air Technology Systems logo

    Air Technology Systems

    United Kingdom

    Air Technology Systems (ATS) have been designing and supplying ventilation and odour control solutions to the water industry for over 20 years. Working closely with the main contractors/M&E Contractors in the industry, we have installed our systems into all major water companies. Our Range of services include: Surveys of existing ventilation and odour control systems. Upgrades, maintenance and modification of existing systems. The design, supply, installation and commissioning of new ventilation and odour control systems. We have our own experienced installation teams. We have our own NIC EIC registered electrical engineers. We work collaboratively with the client to ensure that the system design is optimised and meets the primary objectives e.g TOTEX, Level of performance etc. VENTILATION Our ventilation solutions are a combination of traditional and propriety techniques, including our innovative JETFLO system which maximises the ventilation efficiency and can reduce the overall extract volume, excellent for reducing condensation and ensuring fresh air is delivered where needed, this not only reduces energy consumption, but can reduce the size and cost of odour control units. ODOUR CONTROL Our unique alliance with Europe’s largest manufacturers of specialist odour control products, CMI Europe Environment, is a major strength. We can offer all proven odour control technologies, from carbon filtration and catalytic dry scrubbers, through to bio filtration and chemical scrubbing. Solutions often require a combination of these techniques. All equipment on the odour control plinth is sourced from CMI EE’s state of the art facility and is pre-assembled for inspection prior to dispatch. This provides us with a unique level of quality control. Our specialist rope access division allows us to gain access to places where mechanical scaffold/access is going to be either very difficult or cost prohibitive. Our wide range of expertise design and project management experience, combined with close collaboration with the client is the reason we have an excellent reputation in the industry.

    Accreditations
    Odour Control
    Anua Clean Air UK logo

    Anua Clean Air UK

    United Kingdom

    Anua Clean Air UK offers proven, patented clean air bio-technologies, which provide best-in-class process performance with the lowest utility and life cycle costs. Anua Clean Air manufactures and installs Mónafil™, Mónashell™ and Mónasorb™ systems. These are patented proven systems for the treatment of municipal and industrial odour and VOC air emissions. We have tested and proven installations right across the globe with proven capabilities in air purification and odour abatement in a wide variety of sectors including: Wastewater Treatment Industry | Food/Agri Industry | Municipal Solid Waste | Pharmaceutical/Petro Chemical/Printing‭ & ‬Coating/Other Industries.‬‬‬‬ Mónafil™ Control of hydrogen sulfide and VOCs is a concern in many wastewater treatment, composting and industrial plants. Hydrogen sulfide, and many VOC’s, create odours, are corrosive, cause air pollution and are detrimental to health. Mónafil™ is a patented biofiltration system that uses special media as a capture and support medium offering excellent removal efficiencies for odours, VOC’s, sulfur and nitrogen-based compounds. The properties of the manufactured granular high-density peat media have proven to be a key factor in achieving high performance removal and media life up to 10 years. Mónafil™ has been successfully used in odour control applications for more than 20 years. Mónashell™ The Mónashell™ biofiltration system is a proven and cost-effective alternative to chemical scrubbing or carbon adsorption, designed like a biotrickling system yet incorporating many benefits of traditional biofilters. The shell-based media is sustainable and renewable with the ability to maintain a neutral pH within the biofilter. This ensures optimal odour performance across a broad range of odour producing compounds, while simplifying operation and enhancing system reliability. Control of odour-causing compounds emitted from wastewater and industrial treatment processes has become a growing area of concern. As populations grow and housing encroaches on once-remote treatment facilities, the importance of effective, yet simple odour control technology will continue to increase. In addition, odourous compounds can be corrosive to equipment requiring ventilation to extend equipment life and reduce capital replacement expenditure. Mónasorb™ Control of hydrogen sulfide and VOCs is a concern in many wastewater treatment, composting and industrial plants. Hydrogen sulfide, and many VOC’s, create odours, are corrosive, cause air pollution and are detrimental to health. Mónasorb™ is a range of Carbon Filter systems that uses activated carbon, impregnated carbon as a capture and support medium, offering excellent removal efficiencies for odours, VOC’s, sulfur and nitrogen-based compounds. Our carbon units may be used as a standalone filter or as a polishing filter for a Mónashell™ OCU’s for even greater levels of treatment.

    ERG (Air Pollution Control) Ltd logo

    ERG (Air Pollution Control) Ltd

    United Kingdom

    ERG (Air Pollution Control) Limited is the leading supplier of wastewater odour control units (OCUs) for the UK Water Industry and increasingly supplies odour control systems around the world. In addition, ERG can provide specialist advice and solutions to assist in achieving IED compliance for relevant odour assets. In the past 10 years, we have provided over 200 OCUs and count all the UK water companies and major main contractors among our clients. So, whether you are looking for a large, multi-stage chemical scrubbing system, an environmentally friendly bio-trickling filter or bio-scrubber system, a simple but efficient activated carbon or dry media system, an Odorgard™ from ERG Hygrade, or even an RTO (Regenerative Thermal Oxidiser) system, ERG can develop a tailor-made solution to suit. All ERG Odour Control Systems are: Purpose-designed by our process engineers to eliminate the cocktail of inlet odours to the required standard. Optimised to give the best value capital and running costs. Built and tested to current BS EN and WIMES specifications. Guaranteed to achieve the required discharge odour concentration and supported by our skilled and experienced maintenance team. Minimising non-compliant emissions to atmosphere by regular, planned maintenance protects your reputation and saves you money. Our maintenance department can help keep your air pollution and odour control systems running effectively and at the lowest operating costs. Our specialist engineers are experts in maintaining most types of odour and air pollution control equipment and always work to the highest safety standards. We often save clients many thousands of pounds by repairing and enhancing dilapidated air pollution and odour control equipment. We are a framework supplier for odour control maintenance to Southern Water, Scottish Water and Thames Water, regularly maintaining more than 120 sites.

    Treatment Works Products/Services
    Te-Tech Process Solutions logo

    Te-Tech Process Solutions

    United Kingdom

    Te-Tech Process Solutions is a provider of traditional products and advanced process technologies for water and wastewater treatment. Our products cater for a range of client needs from standardised products to bespoke applications designed to meet the exacting needs of the client’s process. Our in-house capability includes process, mechanical and electrical design, off-site manufacture and assembly, MCC and Control Panel Manufacture and System Integration. Our extended services include digital engineering, service and maintenance, operational support and real time control. Advanced technology and innovation are at the core of our business enabling us to provide high quality, efficient solutions to our clients. Our business is founded upon 4 key areas of expertise: WATER & WASTEWATER TREATMENT Te-Tech deliver established water and wastewater products and processes, including: te-cyc TM: Cyclic activated sludge ‘Macrofloc’ biological wastewater treatment te-saf TM: Packaged submerged aerated filters te-ion TM: Advanced oxidation technology for water and wastewater treatment te-mem TM: Advanced membrane filtration te-mbr TM: Package advanced membrane filtration te-sewpas TM: Airlift sludge removal plant te-uv TM: UV disinfection AUTOMATION CONTROL & TECHNOLOGY Our MCC and control panels are provided into multiple sectors including process and water, marine, oil & gas, energy, nuclear, defence and building services. Our capabilities include: MCCs LV Switchboards Local Control Panels Software System Integration DIGITAL ENGINEERING Te-Tech utilise cutting edge digital technologies to provide innovative solutions to our client’s problems. Our digital engineering services support the whole life cycle of our clients’ assets from conceptual design, through design for manufacture and assembly (DfMA), installation on site, final commissioning, operation and maintenance and decommissioning at the end of the asset’s life. Our in-house software capability provides clients with the visualisation tools to precisely view and interrogate designs in a virtual world to minimise clashes, delays or abortive activities and to ensure that the delivered assets are acceptable to operators in the real world. Our BIM capability ensures our products and technologies create assets that are fit for the future and our virtual reality technology allows our teams and clients to fully immerse themselves in the design, optimisation and operation of our solution prior to manufacturing. Our asset optimisation capability helps clients get the best performance out of their assets, by integrating real time control and using data driven insight we can ensure the sustainability and efficiency of asset performance across its lifecycle. Our virtual environment shows the equipment in operation, with liquids moving and plant turning on/off according to the actual system control philosophy. This is an invaluable tool for HAZOPS, ALM and remote training of operators before the plant is constructed – reducing risk and time on site OFF-SITE MANUFACTURING & ASSEMBLY Te-Tech’s off-site manufacture and assembly capability provides standard products and engineered solutions to the water and wastewater sector, oil and gas and energy industries. Its primary focus is on solutions which are designed for manufacture and assembly DfMA; reducing on site construction time, reducing carbon footprint and minimising risk. At our Southampton based headquarters we have over 1000 sq. metres of internal manufacturing space as well as external areas for assembly and storage of larger materials and manufactured components. We design, manufacture and assemble to a range of different standards including CE/CA marking, EXC2 Structural Steel, BS and ASME welding procedures. Our strength within Te-Tech culminates in our integrated service, offering the complete process solution package, from digital design, automation and control through to off-site manufacture and on site assembly.

    Treatment Process Technologies
    Contractors
    AJ Engineering & Construction Services Ltd logo

    AJ Engineering & Construction Services Ltd

    United Kingdom

    AJ Engineering & Construction Services Ltd provide a wide spectrum of engineering services ranging from steel fabrication and CNC machining to cladding and civil engineering, with our highly experienced team we provide on-time, on-budget quality solutions. From our bases in Forres and Fort William, and a team accustomed to travel we can meet our client’s needs wherever required. Having worked on various water and wastewater treatment projects for the past 25 years we have developed a great working relationship with water companies across the UK. Our in-house capabilities allow us to offer a turnkey service to our clients from reactive maintenance and manufacturing to planned infrastructure and non-infrastructure projects. Many of the projects we undertake in the water sector are within water treatment and wastewater treatment plants where cleanliness is paramount, all our water sector site teams hold certification and Water Hygiene cards. Our range of services collated into one means that we can take on multiple discipline contracts and deliver them as one which provides our clients with a number of advantages. It removes the need to have multiple contractors on site at once. Benefits in cost savings passed down on procuring large amounts of steel for a side wide project. Little risk of dimensional discrepancies between contractors We work alongside framework delivery partners throughout the UK providing the services below; Steel portal frame buildings (design, fabrication, erection & cladding) Design, manufacture and installation of pipe bridges Design, manufacture and installation of site wide access metalwork (walkways, access stairs, ladders etc) Design, manufacture and installation of modular water buildings transportable by road. Design of various process tanks, pipework and pumps. Fabrication of tanks and pipework (stainless and carbon) Mechanical Installation Modular Treatment Buildings and Mechanical Fit-out SR2 rated steel enclosures (quicker than GRP Kiosks) We appreciate how important quality and cleanliness is in the water sector and we are proud that we have completely segregated facilities for stainless steel and carbon steel. In addition to this we are also approved under the regulations 31(4)(A) of the water supply regulations 2016 to supply stainless steel and pipework fabrications to the drinking water sector.

    Networks - Sewerage
    Asset Maintenance & Rehabilitation
    Amazon Filters Ltd logo

    Amazon Filters Ltd

    United Kingdom

    Founded in 1985, UK-based Amazon Filters Ltd is one of Europe’s leading manufacturers and suppliers of bespoke filtration technology such as filter cartridges and housings. Our comprehensive range of products support critical liquid and gas applications in many industries. With over 40 years of continuous support to municipal water companies, we are ideally placed to solve water quality problems with our bespoke cartridge filtration technology. From small boundary boxes installations to large volume fully containerised system and rentable mobile skids, we can manufacture and supply it all. We offer solutions for: Turbidity Control Metals Removal (iron / manganese) Cryptosporidium removal Chlorine reduction Let us support your AMP 8 commitments: Securing Long Term Resilience Securing Cost Efficiency Securing Confidence and Assurance We operate a range of ISO-accredited Quality Management Systems to ensure excellence in customer service. We provide high quality, reliable products and services that exceed client expectations. We help you worry less about the filtration process so you can focus on what you do best.

    Accreditations
    Bluewater Bio logo

    Bluewater Bio

    United Kingdom

    Bluewater Bio (BwB) is an award winning global specialist in technologies for cost-effective water & wastewater treatment. Headquartered in London, BwB’s range of best in class technologies have been deployed at over 100 sites globally. Next generation proprietary technologies With two fully commercialised technologies proven at utility scale, complemented by an active New Product Development pipeline, BwB’s capabilities now include: HYBACS (enhanced activated sludge process). FilterClear® (high throughput multi-media filtration). GHG-Tox® (nitrification and greenhouse gas monitoring). CFIC® (highly efficient UV system). Operational & Maintenance services (supporting a population equivalent of c. 1 million). World Class R&D team, based at Cranfield University, UK. Targets & goals BwB’s growing technology portfolio is focused primarily on the rapid upgrading, optimisation and monitoring of water and wastewater treatment plants. The company has a particular emphasis on reducing: Capital, operational and compliance costs. Energy & chemical consumption. Physical & environmental footprint. Greenhouse gas emissions. Construction and commissioning times. Combining its R&D expertise with a highly entrepreneurial business approach, Bluewater Bio not only develops its own innovations but also scours adjacent markets for complementary IP, licence opportunities and partnerships. Through this aggregation strategy, Bluewater Bio aims to be the natural choice for cost effective treatment, re-use and monitoring provision across the water, wastewater and process industries.

    Designers
    Carlow Concrete logo

    Carlow Concrete

    United Kingdom

    Carlow Concrete is a market leader in water retaining precast concrete structures in both the United Kingdom and Ireland. Production at our state of the art plant in the South East of Ireland is carried out using the most modern and innovative methods and equipment, for the quality production of our products ensuring the highest standards of quality and specification compliance are achieved every time. As part of the Burren Precast Concrete Group, the company has the resources and infrastructure to meet the high demands of our customers in relation to quality of service and product. Our organisation benefits from a team with combined expertise of over 100 years in the precast industry. The company has the technical expertise, the flexibility in production methods and the resources to Interpret, Design, Manufacture and Assemble to the highest standards to meet the requirements of its customers, bringing modern methods of construction through the benefits of off-site construction, building information modelling (BIM) and highly experienced installation teams. Our expansive range of products are devised specifically for both water and wastewater projects and are unrivaled in terms of design, quality and ease of installation. Our solutions offer international, national and customer specification compliances and meet all water companies’ asset standards throughout the UK & Ireland. Site installations typically achieve 25% to 50% reduction in programme with fewer people and plant requirements, meaning substantial savings to both preliminary and direct costs. Stormwater attenuation. Flood alleviation. Service reservoirs. Precast filter bed wall and tile system. Activated sludge plant. Final/primary settlement tanks. Retaining walls.

    Storage Tanks
    Contractors
    Costain logo

    Costain

    United Kingdom

    Costain works with water and wastewater companies to shape, create and deliver pioneering solutions that improve water quality, affordability and resilience. Population growth, regulatory changes, energy costs and climate change are having a dramatic impact on water usage. The national approach to managing water supply is changing to meet these challenges. The Government and industry regulator are tasked with cutting wastage and preserving an increasingly valuable resource, while protecting consumers from higher water bills. The water sector team offers: Expert input into consultation documents, close work with Government and water companies and innovative delivery, all of which help to minimise costs to water users while meeting national investment needs. A manufacturing mindset: programme optimisation advisory services, standard product development, production controls, whole-life costing and lean delivery processes. Cross-sector best practice: we provide value for our clients by drawing on experience from across the company and by working closely with our decarbonisation experts to drive regional growth strategies. Technology integration: working with some of the UK’s leading asset and data analytics organisations we analyse large volumes of real time data to create greater benefits for our customers through optimised maintenance, pump operation, energy and chemical usage. Current water industry frameworks: Anglian Water – Strategic Pipeline Alliance Severn Trent Southern Water – CMDP JV Thames Water United Utilities – Maintenance Service Provider Yorkshire Water – Technical Services

    Programme Management
    Contractors
    Hewitech UK Ltd logo

    Hewitech UK Ltd

    United Kingdom

    Hewitech UK Ltd operate in the Stormwater, Wastewater and Cooling Towers markets in the UK Hewitech  design, manufacture and supply a comprehensive range of products for use in the wastewater, stormwater retention and infiltration, and cooling tower industries. Our structured media filters for biological wastewater treatment applications are suitable for both municipal and industrial waste and potable water, with our products being used for: BOD treatment and nitrification in trickling filters (NTF) Submerged aerated filters (SAF) Biologically activated fixed film filters (BAFF) Primary sedimentation through lamella, in new and existing applications. Hewitech’s SuDS systems for stormwater retention and infiltration are the strongest available in the stormwater market, proven by rigorously testing for long term performance. While our comprehensive range of plastic media fill, air louvres and drift eliminators have the high module strength, thermal efficiency, and excellent material temperature performance to meet all cooling tower applications. Our product range includes: HewiFILL HewiPIER HewiTUBE Variobox Hewitech work closely with consultants, designers, architects and engineers to ensure smooth design and install on all projects.

    Stormwater Storage
    Industrial Pipework Services logo

    Industrial Pipework Services

    United Kingdom

    At Industrial Pipework Services, we provide bespoke engineering services. With over 25 years’ experience IPS can offer complete mechanical engineering solutions including design, manufacture & installation services. Our experienced workforce are trained to the highest standards. IPS is situated within easy access to the M4 corridor approximately 30 minutes North of Cardiff. The company embraces innovative thinking while utilising the latest technology. IPS operating base comprises of 30,000 square foot of workshops, offices and assembly areas.  The Workshops are fully segregated for the manufacture of both carbon steel and stainless-steel products and are serviced by dedicated overhead gantry cranes. With over two decades of engineering experience the company strives to combine first class engineering and design to deliver the high quality that is required.  The Company maintains a proactive approach, working closely with our Clients to achieve our collective aims for each scheme. This ambition is underpinned by an uncompromising commitment to attain the highest standards of health, safety and environmental care. IPS provides continued excellence in design, manufacturing and installation gained from many years experience within the industry. Our In-House design capability allows the company to provide a full engineering design service using the latest Auto CAD software packages. IPS offers a design service for both pipework and steelwork systems from proposal drawings to the production of as built drawings. IPS Design Office provides all relevant AutoCAD drawings for steelwork and pipework, Isometric drawings for fabrication, general layout drawings for plant and equipment and As Built drawings. Structural steelwork calculations and flow characteristics are also provided as required. IPS offer a full 3D surveying services and production of cloud point data for project modelling. IPS operates primarily within the Water Industry and provides services for both clean water and sewage. IPS is a Tier One Mechanical Engineering Specialists Provider to Dŵr Cymru Welsh Water and the Strategic Alliance. IPS operate nationally and have delivered projects throughout the UK for many Water Utility companies including Anglian Water, Thames Water and Bristol Water. Continual improvement into our infrastructure and the development of new IT systems has brought us to a level consistent with the requirements of our clients. IPS offers a complete project management service, including operation of Principal Contractor role as well as delivering turnkey projects. Experience gained in the water industry has enabled us to manage the competing demands of cost, quality and safety for all our projects.

    Networks - Water Supply
    Contractors

    Sizing and Operating Activated Carbon Filtration for Trace Organic Removal

    Activated carbon filtration removes chlorine, taste-and-odor compounds (geosmin, 2-methylisoborneol), trihalomethanes, pesticides, and low-molecular-weight organics through physical adsorption on high-surface-area media at 800–1,200 m²/g iodine number. Granular activated carbon (GAC) beds are sized by empty bed contact time (EBCT) — 7.5–15 minutes for taste-and-odor, 10–20 minutes for THM precursor removal under USEPA Stage 2 D/DBP Rule, 15–30 minutes for atrazine, 1,4-dioxane, and longer-chain PFAS. Powdered activated carbon (PAC) at 5–25 mg/L provides operational flexibility for seasonal upsets.

    Bed life depends on competitive adsorption from natural organic matter, biological growth on the carbon surface, and target contaminant concentration. Municipal THM precursor removal typically yields 12–36 months between thermal reactivations at 800–900 °C; industrial dechlorination ahead of RO runs 24–60 months. Specify virgin coconut-shell GAC (high hardness, low ash, NSF/ANSI 61 for potable use) or bituminous-coal GAC (lower cost, higher capacity for larger organics). Demand AWWA B604 certification for potable applications and validated breakthrough curves on your actual feedwater.

    Operational pitfalls include bed channeling (mitigated by backwash at 15–20 m/h with 30–50% bed expansion), microbial colonization (managed by periodic chlorination then dechlorination upstream of RO), and pressure-drop creep signaling exhaustion. Spent carbon is reactivated thermally in rotary or multiple-hearth furnaces under EU BAT-AEL waste-gas limits. Aguato lists providers with proven GAC media supply, vessel fabrication, and on-site reactivation services for municipal drinking water, industrial dechlorination, and PFAS-removal duty.

    Frequently Asked Questions

    What EBCT do I need for GAC to remove THMs and taste-and-odor compounds?

    Taste-and-odor compounds (geosmin, MIB) require 7.5–15 minutes EBCT. THM precursor removal under USEPA Stage 2 D/DBP Rule needs 10–20 minutes EBCT. Atrazine, perchlorate precursors, and 1,4-dioxane need 15–30 minutes. EBCT equals bed volume divided by flow rate. Higher EBCT means longer bed life and better breakthrough margin, but also more capital cost and footprint — always pilot on actual source water before locking design.

    How long does a GAC bed last before reactivation?

    Bed life depends on influent TOC, target contaminants, and EBCT. Municipal THM precursor removal at 2–5 mg/L TOC typically runs 12–36 months between reactivations. Industrial dechlorination ahead of RO at 1–3 mg/L free chlorine runs 24–60 months. PFAS removal is much shorter — 6–18 months — because PFAS competes poorly with natural organic matter for adsorption sites. Track effluent target contaminant and replace at breakthrough.

    What is the difference between GAC and PAC?

    GAC is a fixed-bed contactor running continuously and replaced or reactivated when exhausted. PAC is dosed at 5–25 mg/L upstream of a clarifier or filter and removed with sludge. PAC suits seasonal taste-and-odor events or emergency spill response where a permanent GAC contactor is not justified. GAC offers lower cost per kg of contaminant removed for continuous loads; PAC offers operational flexibility but higher per-event cost.

    Is GAC effective for removing PFAS from drinking water?

    GAC removes longer-chain PFAS (PFOS, PFOA) effectively but has limited capacity for shorter-chain compounds (PFBS, PFBA). GAC systems targeting PFAS require EBCT of 10 to 20 minutes and typically achieve 6 to 18 month bed life depending on competing TOC. For shorter-chain PFAS or very low target concentrations, single-use anion exchange resins or reverse osmosis are usually paired with or substituted for GAC. The DWI's current indicative value for PFAS in UK drinking water is guiding water companies to evaluate treatment options now ahead of future regulatory MCL setting.

    Case Study·Lowland river abstraction, drinking water treatment works, East Anglia, UK
    Challenge

    A treatment works serving 80,000 properties was failing to consistently achieve the WS(WQ)R 2016 taste and odour standards during summer cyanobacterial bloom events, with geosmin and 2-methylisoborneol (MIB) detectable at the consumer tap above the 10 ng/L guide value. The existing sand filters had no adsorption capability.

    Approach

    Granular activated carbon contactors were installed in series with the existing rapid gravity sand filters, providing an EBCT of 12 minutes using coconut-shell GAC certified to AWWA B604. Powdered activated carbon emergency dosing capability was retained as a contingency for extreme bloom events exceeding GAC bed capacity.

    Outcome

    Geosmin and MIB removal through the GAC contactors exceeded 90% in all monitored bloom events over the first 3 seasons of operation. Consumer taste and odour complaints related to earthy/musty flavour fell by 94% compared to the pre-GAC baseline. GAC bed life (measured by breakthrough of test compounds) exceeded 24 months before the first planned reactivation.

    Questions to Ask Shortlisted Providers

    1. 1

      What EBCT are you designing to for removal of our target compounds, and have you based this on pilot column testing with our actual feedwater rather than generic design curves?

      EBCT requirements are feedwater-specific because NOM competes for adsorption sites; generic design curves can underestimate required EBCT by 30 to 50% on high-NOM source waters.

    2. 2

      What GAC media specification are you proposing (coconut shell vs. coal-based, iodine number, effective size), and is it certified to AWWA B604 and NSF/ANSI 61?

      Media specification determines adsorption capacity and durability; NSF/ANSI 61 certification is mandatory for potable applications and must cover the specific product proposed.

    3. 3

      How do you monitor GAC bed life and breakthrough, and at what point do you recommend reactivation or replacement?

      GAC beds exhaust gradually; continuous monitoring of target compound breakthrough is the only reliable way to prevent non-compliant water reaching distribution.

    4. 4

      What is the reactivation or carbon replacement logistics arrangement, and who bears the cost and liability if reactivation quality is insufficient to restore bed performance?

      Thermal reactivation must achieve sufficient surface area restoration to meet original performance; reactivated carbon that underperforms compared to virgin carbon creates unquantified performance risk.

    5. 5

      Does your carbon system require downstream chlorination adjustment, and have you assessed the risk of biological growth within the GAC bed producing unwanted byproducts?

      GAC contactors can support biological activity that modifies water chemistry before chlorination; the interaction between the biologically active carbon and downstream disinfection must be assessed in the design.

    What Drives Cost in This Category

    EBCT and contactor volume

    Higher EBCT requires larger contactor vessels and more media, directly increasing capital cost; EBCT is the primary design variable linking performance targets to system size.

    Carbon media type and quality

    High-quality coconut-shell GAC costs 2 to 3 times more per tonne than coal-based media but has higher hardness, lower fines generation, and longer service life between reactivations.

    Reactivation frequency and logistics

    GAC reactivation at 800 to 900 degrees C costs GBP 400 to GBP 800 per tonne; reactivation frequency depends on EBCT, contaminant loading, and competing NOM, and is the dominant long-term operating cost variable.

    PAC emergency dosing infrastructure

    Retaining PAC dosing capability alongside GAC contactors adds capital cost for storage, dosing equipment, and upstream contact time, but provides essential operational flexibility during extreme taste-and-odour events.

    Key Regulations & Standards

    Water Supply (Water Quality) Regulations 2016

    Sets the parametric framework within which taste and odour compounds, THMs, and emerging contaminants (including indicative PFAS values) must be controlled in drinking water supplies in England.

    DWI Regulation 31

    GAC systems installed on public water supplies as a new treatment process require DWI prior approval, including demonstration of media safety and process performance.

    AWWA B604

    American Water Works Association standard for granular activated carbon specifying minimum iodine number, apparent density, moisture, and hardness for water treatment applications.

    NSF/ANSI 61

    Certification standard for all materials in contact with drinking water, including GAC media, vessel linings, and associated pipework, ensuring materials do not leach contaminants above health-based thresholds.