Reverse Osmosis Replacement Membranes – High-Performance Water Purification

Reverse Osmosis Replacement Membranes – High-Performance Water Purification

Reverse osmosis (RO) membranes are the heart of any RO water purification system, removing up to 99% of dissolved salts, heavy metals, chlorine, bacteria, and other impurities to produce clean, safe, and great-tasting water. Whether for residential, commercial, or industrial use, replacing your RO membrane at the right interval ensures optimal performance and water quality.

We stock a wide range of genuine replacement RO membranes from leading brands, available in various sizes and capacities to suit under-counter systems, commercial setups, and large-scale industrial plants. All membranes are manufactured to meet strict international quality standards for efficiency and durability.

✓ Key Benefits:
• Superior Filtration: Removes contaminants down to 0.0001 microns.
• Wide Compatibility: Options for domestic, commercial, and industrial RO systems.
• Long Service Life: High rejection rates and consistent performance.
• Safe & Reliable: Made from NSF-certified, food-grade materials.
• Cost-Effective: Extends the lifespan of your RO system when replaced on schedule.

✓ Popular Applications:
• Household drinking water systems
• Commercial water purification
• Industrial process water treatment
• Food and beverage production
• Aquaculture and laboratory use

Choose our Reverse Osmosis Replacement Membranes for dependable filtration performance and crystal-clear water every time.

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  • 10 Inch 3 Stage Water Filter Replacement Cartridge Set - 5mic, GAC & Carbon Block - H2O Warehouse

    10 Inch 3 Stage Water Filter Replacement Cartridge Set - 5mic, GAC & Carbon Block

    Replacement cartridges will fit any 10 inch under the counter filter system Can be used as a replacement set of pre-filters for domestic reverse osmosis filter systems Stage 1: Sediment filter (5 Micron), removes mud, rust, dirt, floating particulates or any other large particles...
    R 159.00
    R 209.00
    R 159.00
  • 100 GPD 5 - Stage Reverse Osmosis Replacement Filter Set - H2O Warehouse5 - Stage Reverse Osmosis Replacement Filter Set (Without Membrane) - H2O Warehouse

    100 GPD 5-Stage Reverse Osmosis Replacement Filter Set

    100 GPD 5-Stage Reverse Osmosis Replacement Filter Set Upgrade and maintain your 5-stage reverse osmosis system with this high-quality 100 GPD replacement filter set. Designed to restore your water purification system’s peak performance, this comprehensive set includes all necessary cartridges and a 100 GPD...
    R 485.00
    R 689.00
    R 485.00
  • 5 - Stage Reverse Osmosis Replacement Filter Set (Without Membrane) - H2O Warehouse5 - Stage Reverse Osmosis Replacement Filter Set (Without Membrane) - H2O Warehouse

    5-Stage Reverse Osmosis Replacement Filter Set (Without Membrane)

    5-Stage Reverse Osmosis Replacement Filter Set (Without Membrane) Keep your reverse osmosis system operating at its best with this replacement filter set for ALL 5-stage RO systems, excluding the RO membrane. Ideal for routine maintenance, this set includes all the pre-filters and post-filter needed...
    R 229.00
    R 289.00
    R 229.00
  • 50 GPD 5 - Stage Reverse Osmosis Replacement Filter Set - H2O Warehouse5 - Stage Reverse Osmosis Replacement Filter Set (Without Membrane) - H2O Warehouse

    50 GPD 5-Stage Reverse Osmosis Replacement Filter Set

    50 GPD 5-Stage Reverse Osmosis Replacement Filter Set Upgrade and maintain your 5-stage reverse osmosis system with this high-quality 50 GPD replacement filter set. Designed to restore your water purification system’s peak performance, this comprehensive set includes all necessary cartridges and a 50 GPD...
    R 409.00
    R 589.00
    R 409.00
  • 75 GPD 5 - Stage Reverse Osmosis Replacement Filter Set - H2O Warehouse5 - Stage Reverse Osmosis Replacement Filter Set (Without Membrane) - H2O Warehouse

    75 GPD 5-Stage Reverse Osmosis Replacement Filter Set

    75 GPD 5-Stage Reverse Osmosis Replacement Filter Set Upgrade and maintain your 5-stage reverse osmosis system with this high-quality 75 GPD replacement filter set. Designed to restore your water purification system’s peak performance, this comprehensive set includes all necessary cartridges and a 75 GPD...
    R 435.00
    R 599.00
    R 435.00
  • DuPont™ TapTec™ LC HF‑4040 RO Membrane – 2800 GPD | 4″ Commercial Element - H2O WarehouseDuPont™ TapTec™ LC HF‑4040 RO Membrane – 2800 GPD | 4″ Commercial Element - H2O Warehouse

    DuPont™ TapTec™ LC HF‑4040 RO Membrane – 2800 GPD | 4″ Commercial Element

    Low Pressure - High‑Flow Thin‑Film Composite RO Membrane for Commercial Drinking Water Applications The DuPont™ TapTec™ LC HF‑4040 is a large commercial-grade, spiral-wound RO element designed for high-flow drinking water systems. It combines DuPont’s 40+ years of membrane innovation with reliable salt rejection, fast performance...
    R 2,398.00
    R 4,159.00
    R 2,398.00
  • FILMTEC BW60 - 1812 - 75 Reverse Osmosis Replacement Water Filter Membrane 75GPD - H2O Warehouse

    FILMTEC BW60-1812-75 Reverse Osmosis Replacement Water Filter Membrane 75GPD

    The FILMTEC™ BW60-1812-75 replacement membrane for under-counter Reverse Osmosis filtration systems is rated for 75GPD (Gallons Per Day, or 12L/h) of permeate with 99% stabilized salt rejection at standard test conditions. It is shipped dry for convenient handling and long shelf-life. The RO membrane...
    R 449.00
    R 599.00
    R 449.00
  • Inside - Out Aquacell 4040 - PVC - 100KH UF Membrane | Ultrafiltration for Water Purification - H2O WarehouseInside - Out Aquacell 4040 - PVC - 100KH UF Membrane | Ultrafiltration for Water Purification - H2O Warehouse

    Inside-Out Aquacell 4040-PVC-100KH UF Membrane | Ultrafiltration for Water Purification

    The Inside-Out Aquacell 4040-PVC-100KH UF Membrane is an advanced ultrafiltration (UF) membrane designed for high-efficiency water purification. With its inside-out filtration design, this hollow fibre UF membrane effectively removes bacteria, viruses, suspended solids, and other contaminants, delivering clean and safe water without the need...
    R 2,999.00
    R 3,450.00
    R 2,999.00
  • T33 Karofi Inline Alkaline Cartridge - H2O Warehouse

    T33 Karofi Inline Alkaline Cartridge

    Inline Alkaline Cartridge The T33 Inline Alkaline Cartridge is designed to enhance the quality of your drinking water by balancing its pH levels and improving its taste. Ideal for reverse osmosis (RO) systems, this cartridge reintroduces essential minerals such as calcium, magnesium, and potassium...
    R 79.00
    R 99.00
    R 79.00
  • T33 Karofi Inline GAC Post - Carbon Cartridge - H2O Warehouse

    T33 Karofi Inline GAC Post-Carbon Cartridge

    Inline GAC-T33 Post-Carbon CartridgeThe Inline GAC-T33 Post-Carbon Cartridge enhances the final stage of water filtration by improving taste and odour. It employs high-quality granular activated carbon (GAC) to remove residual chlorine, unpleasant odours, and organic compounds. Key Features: Improved Taste and Odour: Effectively removes...
    R 69.00
    R 89.00
    R 69.00
  • T33 Karofi Inline Mineral Cartridge - H2O Warehouse

    T33 Karofi Inline Mineral Cartridge

    T33 Inline Mineral Cartridge The T33 Inline Mineral Cartridge elevates your water quality by reintroducing essential minerals such as calcium, magnesium, and potassium into your filtered water. This cartridge is ideal for enhancing the taste and nutritional value of water, making it perfect for...
    R 79.00
    R 99.00
    R 79.00
  • T33 Karofi Inline NanoSilver Cartridge - H2O Warehouse

    T33 Karofi Inline NanoSilver Cartridge

    Inline NanoSilver CartridgeThe Inline NanoSilver Cartridge is designed to enhance water purification by leveraging advanced nanosilver technology. This cartridge effectively eliminates bacteria and prevents microbial growth, ensuring your drinking water remains safe and hygienic. Key Features: Antibacterial Properties: Utilises nanosilver to inhibit the growth...
    R 119.00
    R 149.00
    R 119.00
  • Nanosilver Post Carbon Water Filter Replacement Cartridge for RO Units - H2O Warehouse

    T33 Nanosilver Post Carbon Water Filter Replacement Cartridge for RO Units

    The Nanosilver Post Carbon Water Filter Replacement Cartridge for RO Units is designed to remove unpleasant tastes, odours sediments and bacteria to produce cleaner, clearer and better-tasting water. It is used in the last stage of standard 5-stage residential Reverse Osmosis purification systems, downstream...
    R 278.00
    R 309.00
    R 278.00
  • T33 Post Activated Carbon Water Filter (Coconut Carbon) - H2O Warehouse

    T33 Post Activated Carbon Water Filter (Coconut Carbon)

    The main function of the T33 Post Activated Carbon Water Filter (Coconut Carbon) is designed to remove objectionable tastes and bad odours to enhance the quality of your drinking water. Absorbs organic compounds Removes bad odour & chlorine Makes water clearer  Gets rid of impurities in the water...
    R 75.00
    R 84.00
    R 75.00
  • 100 GPD 5 - Stage Reverse Osmosis Replacement Filter Set - H2O Warehouse

    ULP-1812 100GPD Reverse Osmosis Replacement Water Filter Membrane

    The ULP-2012 Reverse Osmosis Replacement Water Filter Membrane, 100GPD is designed for reliability, ensuring your water is filtered effectively and efficiently. ULP-2012-100 reverse osmosis membrane Removes 99% of biological contaminants such as bacteria, protozoa, giardia, cryptosporidium & protozoan cysts Suitable for all domestic RO units...
    R 283.00
    R 399.00
    R 283.00
  • ULP - 1812 50GPD Reverse Osmosis Replacement Water Filter Membrane - H2O Warehouse

    ULP-1812 50GPD Reverse Osmosis Replacement Water Filter Membrane

    The ULP-1812 Reverse Osmosis Replacement Water Filter Membrane, 50GPD is designed for reliability, ensuring your water is filtered effectively and efficiently. ULP-1812-50 reverse osmosis membrane Removes 99% of biological contaminants such as bacteria, protozoa, giardia, cryptosporidium & protozoan cysts Suitable for all domestic RO...
    R 233.00
    R 315.00
    R 233.00
  • 100 GPD 5 - Stage Reverse Osmosis Replacement Filter Set - H2O Warehouse

    ULP-1812 75GPD Reverse Osmosis Replacement Water Filter Membrane

    The ULP-1812 Reverse Osmosis Replacement Water Filter Membrane, 75GPD is designed for reliability, ensuring your water is filtered effectively and efficiently. ULP-1812-75 reverse osmosis membrane Removes 99% of biological contaminants such as bacteria, protozoa, giardia, cryptosporidium & protozoan cysts Suitable for all domestic RO units...
    R 249.00
    R 343.00
    R 249.00
  • ULP - 2540 Reverse Osmosis Replacement Membrane, 1400L/hr - H2O Warehouse

    ULP-2540 Reverse Osmosis Replacement Membrane, 1400L/hr

    The ULP-2540 Reverse Osmosis Replacement Membrane, 1400L/hr has high permeability with a high membrane area, providing a compact system with low energy demand. Ultra low-pressure replacement RO membrane Provides a high rejection of organic compounds with low working pressure Low running costs and 99.2%...
    R 2,487.00
    R 2,763.00
    R 2,487.00
  • ULP - 4040 Reverse Osmosis Replacement Membrane, 2400GDP - H2O Warehouse

    ULP-4040 Reverse Osmosis Replacement Membrane, 2400GDP

    The ULP-4040 Reverse Osmosis Replacement Membrane, 2400GDP has high permeability with a high membrane area, providing a compact system with low energy demand. Designed for reliable operation & production of high-quality drinking water Provides a high rejection of organic compounds with low working pressure...
    R 3,469.00
    R 3,989.00
    R 3,469.00

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