Treatment Technologies
Reverse Osmosis System Companies
RO system integrators for brackish, seawater, and industrial process water, skids, containerized plants, and engineered solutions.
This page is a good fit if you need:
- Reverse Osmosis (RO) or Filtration capabilities
- Suppliers with utilities sector experience
- Providers operating in China or Italy
Not ready to browse? Post your reverse osmosis system project and receive matched proposals directly from verified suppliers.
- Providers
- 187
- Verified
- 4
- Countries
- 28
How to choose a reverse osmosis system provider
Start with providers that clearly operate in your target geography and project footprint.
Look for industry exposure that matches your water challenge, compliance constraints, and deployment context.
Use technologies, service scope, and proof signals to narrow the list before reaching out to suppliers.
Not sure where to start? Our experts can help.
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Showing 61-80 of 187
187 results from 187 matched providers
Filterpur Environmental Protection Technology Co., Ltd.
Filterpur Environmental Protection Technology Co., Ltd. specializes in advanced water treatment solutions, offering equipment and technologies for industrial and municipal applications. Based in China, they serve the Asia-Pacific region, focusing on filtration and purification systems for various industries.
FLUYTEC, S.A.
Fluytec is a leading engineering and manufacturing company in Spain, specializing in advanced water filtration solutions. With over 45 years of experience, they provide high-quality filtration systems for municipal and industrial applications, ensuring durability and efficiency with innovative designs and materials.
Fobrite
Fobrite specializes in advanced water treatment solutions, focusing on filtration technologies and purification systems for utilities, manufacturing, and waste management sectors in China and the Asia-Pacific region.
Foshan Yuehuo Intelligence Technology Co., Ltd.
Foshan Yuehuo Intelligence Technology Co., Ltd., operating under the brand Icefall, specializes in manufacturing advanced water purifiers with multifunctional capabilities. Catering to mid-to-high-end markets globally, they offer innovative solutions that enhance the drinking water experience through purification, temperature control, and health-focused features.
HSC WATER
HSC WATER specializes in industrial and domestic water treatment systems, offering solutions like reverse osmosis, ultrafiltration, and disinfection. With a focus on manufacturing and utilities, they provide comprehensive treatment solutions and system integration across the Middle East and Europe.
Ningbo Purease Water Purification Technology Co., Ltd.
Ningbo Purease Water Purification Technology Co., Ltd. specializes in manufacturing advanced water purification equipment and providing innovative technology solutions for water treatment. Based in China, the company serves the Asia-Pacific region, focusing on manufacturing and utility industries.
Ningbo Qiangxin Intelligent Technology Co.,Ltd.
Ningbo Qiangxin Intelligent Technology Co., Ltd. specializes in high-end water and soda dispensers, catering to residential, office, and commercial sectors. With a focus on innovative design and technology, they provide customized solutions for efficient water dispensing systems across China and the Asia-Pacific region.
ProMinent GmbH
ProMinent GmbH is a leading global provider of metering technology and water treatment solutions, offering a comprehensive range of products and services for various industries. With a strong presence across Europe, North America, and Asia-Pacific, ProMinent specializes in equipment manufacturing, technology provision, and engineering design.
Shanghai Fervid Enviroment Technologies Co., Ltd.
Shanghai Fervid Environment Technologies Co., Ltd. specializes in manufacturing high-quality RO, NF, and UF vessels, shells, and housings. Catering to both domestic and international markets, they offer reliable and economical solutions for water treatment and environmental protection.
Shanghai Wancheng Environment Technology Co., Ltd.
Shanghai Wancheng Environment Technology Co., Ltd. specializes in the research, production, and application of membrane elements. Located in Jinshan District, Shanghai, the company offers advanced reverse osmosis and nanofiltration solutions for water purification, municipal water supply, and various industrial applications, emphasizing quality and customer satisfaction.
Shenzhen Angel Drinking Water Industrial Group Corporation
Shenzhen Angel Drinking Water Industrial Group Corporation specializes in advanced drinking water purification solutions, offering a wide range of products such as water purifiers, dispensers, and softeners. With a strong presence in China and the Asia-Pacific region, ANGEL serves diverse industries including utilities, manufacturing, and healthcare.
Shenzhen Aquavil Technology Co., Ltd.
Shenzhen Aquavil Technology Co., Ltd. is a leading manufacturer specializing in the development, production, and sales of innovative water and beverage appliances. With a strong focus on quality and customer satisfaction, the company offers customized solutions supported by a robust R&D team and advanced manufacturing capabilities.
Shenzhen Calux Purification Technology Co., Ltd.
Shenzhen Calux Purification Technology Co., Ltd. specializes in manufacturing advanced water purification systems, including reverse osmosis and ultrafiltration solutions. Serving the Asia-Pacific region, they cater to residential and commercial sectors with innovative filtration technologies.
Shenzhen Imrita Technology Co., Ltd.
Shenzhen Imrita Technology Co., Ltd. specializes in manufacturing high-quality reverse osmosis water purifiers and water softening systems. Based in China, the company serves the Asia-Pacific region, focusing on enhancing water quality for residential and commercial use through advanced filtration technologies.
Tianjin Kaifeng Chemical Co., Ltd.
Tianjin Kaifeng Chemical Co., Ltd. specializes in providing advanced chemical solutions and equipment for water treatment and filtration systems. Catering to various industries, the company focuses on delivering high-quality products and technologies to enhance water purification and treatment processes.
Toray Membrane Europe AG
Toray Membrane Europe AG is a leading manufacturer of advanced membrane technologies, including RO, NF, UF, and MBR systems. These innovations are pivotal in producing clean water and enabling resource recovery across various industries, supporting sustainable water treatment solutions globally.
WTA UNISOL GmbH
WTA UNISOL GmbH is a global leader in membrane and module supply, specializing in microfiltration, ultrafiltration, nanofiltration, and reverse osmosis technologies. Serving diverse industries, they provide advanced solutions for water and wastewater treatment across Europe, Asia-Pacific, and North America.
Zhejiang Aibote Environmental Technologies INC.
Zhejiang Aibote Environmental Technologies INC. is a leading water purifier manufacturing factory in China, specializing in advanced water filtration and purification technologies. The company serves various industries with innovative equipment and digital solutions for water treatment and monitoring.
Acqua Brevetti S.r.l.
Acqua Brevetti S.r.l. specializes in providing advanced water treatment solutions for both residential and industrial applications. Their expertise spans across equipment manufacturing and technology provision, catering to various industries including construction, manufacturing, and utilities.
Aiolia International Corp.
Aiolia International Corp. specializes in advanced water purification and treatment solutions, offering cutting-edge technologies for industrial and municipal applications. With expertise in membrane technologies and ultra-pure water systems, they serve key industries such as utilities and manufacturing across North America.
Designing and Procuring Reverse Osmosis Systems for Industrial and Commercial Use
Reverse osmosis performance is governed by three interdependent parameters: applied pressure, membrane flux rate, and system recovery. Higher recovery reduces reject (concentrate) volume and water consumption but increases concentration polarization on the membrane surface, accelerating fouling and scaling. Commercial brackish water RO systems typically operate at 70–80% recovery, while seawater desalination systems run at 40–50% due to osmotic pressure constraints. Specifying recovery targets without also specifying concentrate disposal capacity is one of the most common design oversights in RO project procurement.
Membrane selection is equally critical. Thin-film composite (TFC) polyamide membranes dominate the market and are available in standard 8-inch diameter elements, but temperature rating, pH operating range, and chlorine tolerance vary significantly between manufacturers. Cellulose acetate membranes are an option in chlorinated feed streams where dechlorination is impractical, but offer lower rejection rates. For high-temperature industrial applications above 45°C, only specific membrane materials and element constructions maintain rated performance.
Pre-treatment design determines long-term RO reliability. Inadequate SDI (Silt Density Index) reduction ahead of the membrane array causes irreversible colloidal fouling and shortens membrane life. Chemical scaling—particularly calcium carbonate, calcium sulfate, barium sulfate, and silica—requires antiscalant programs sized to the concentrate chemistry, not the feedwater chemistry. When evaluating RO providers, require a full system design report including LSI and Stiff-Davis Index calculations for the concentrate stream at design recovery.
Frequently Asked Questions
What is a realistic membrane replacement schedule for an industrial RO system?
Well-maintained brackish water RO membranes in industrial applications typically last 5–7 years. Membrane life shortens significantly with inadequate pre-treatment (SDI above 5 or free chlorine breakthrough), biological fouling in warm climates, or high-pH cleaning cycles that degrade the polyamide active layer. Systems with poor pre-treatment or inconsistent antiscalant dosing may require membrane replacement in 2–3 years. Request the provider's historical membrane replacement intervals for comparable installations before accepting a quoted membrane lifespan.
How do I compare RO system proposals on a like-for-like basis?
Normalize all proposals to the same recovery rate, permeate flow rate, and feedwater quality assumptions. Key metrics to compare are specific energy consumption (kWh/m³ of permeate), normalized permeate flux (L/m²/h at reference conditions), and projected first-year chemical costs including antiscalant and cleaning chemicals. Proposals that omit recovery or concentrate disposal specifications cannot be meaningfully compared against one another.
What is a pressure exchanger and when is it worth specifying?
A pressure exchanger (PX) is an energy recovery device that transfers hydraulic energy from the high-pressure concentrate stream to the incoming seawater feed, reducing the load on the high-pressure pump. In seawater RO systems, PX devices can reduce specific energy consumption from 6–8 kWh/m³ down to 2–3 kWh/m³, with typical payback periods of 2–4 years at current energy prices. They are standard specification for new SWRO plants above 500 m³/day and should be evaluated for any large-scale brackish water system where energy costs are significant.
What questions should I ask about concentrate management before buying an RO system?
Ask the provider to calculate your concentrate volume at design recovery and confirm you have a viable disposal pathway: sewer discharge (check local TDS limits), evaporation pond, deep well injection, or ZLD (zero liquid discharge) crystallization. Confirm that the concentrate chemistry at design recovery does not exceed the solubility limits for calcium sulfate or silica, which are the most common irreversible scaling risks. If your local regulations cap concentrate TDS at sewer discharge, the provider must design recovery around that constraint, not the other way around.
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