Filter Media NSF Certified

Ensure safe, compliant, and high-quality water treatment with our range of NSF Certified filter media, independently tested and certified to meet strict international standards for health, safety, and performance. Ideal for residential, commercial, and industrial applications, NSF certification provides peace of mind that the media in your filtration system is suitable for potable water use and free from harmful contaminants or additives.

This collection includes industry-trusted media such as AFM® (Activated Filter Media), Katalox Light, Birm, DMI-65, Calcite, Corosex, GAC (Granular Activated Carbon), KDF-55/85, Softening Resins, and Siliphos, all sourced from global manufacturers with proven track records in water purification technology.

• Independently tested to NSF/ANSI 42, 44, 61, or 372 standards (model dependent)
• Suitable for municipal, borehole, rainwater & commercial systems
• Available in 10kg, 20kg, 25kg & 50kg bags
• Compatible with FRP pressure vessels, cartridge housings & multimedia filters
• Used in applications from iron/manganese removal to pH correction & scale prevention
• Safe for use in drinking water systems

✔ Guaranteed material safety and filtration performance
✔ Trusted by engineers, installers & municipal contractors
✔ Compliance for tenders, food/beverage applications & export requirements
✔ Full technical support and specification sheets available on request

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  • Calcite pH Fix Media, NSF Certified, 25kg - H2O Warehouse

    Calcite pH Fix Media, NSF Certified, 25kg

    Reduce the corrosive properties of acidic water instantly with this pH correcting water filter media which contains naturally occurring calcium carbonate mediaEliminate staining of sanitary ware from dripping taps by reducing the leaching of copper, lead and other metals found in typical plumbing systemsSlows down...
    R 629.00
    R 859.00
    R 629.00
  • Aquastab Pebbles, Calcium Carbonate Water pH Enhancer (NSF Certified, 25kg) - H2O Warehouse

    Aquastab Pebbles, Calcium Carbonate Water pH Enhancer (NSF Certified, 25kg)

    Aquastab Pebbles are the ideal solution for neutralizing low pH waters. Reduce the corrosive properties of acidic water instantly with this pH correcting water filter media which contains naturally occurring calcium carbonate media Eliminate staining of sanitary ware from dripping taps by reducing the...
    R 199.00
    R 255.00
    R 199.00
  • Siliphos Scale Prevention & Anti - Corrosion Media | NSF Certified | 20kg - H2O Warehouse

    Siliphos Scale Prevention & Anti-Corrosion Media | NSF Certified | 1kg

    Reliable Water Treatment for Corrosion & Scale Protection Siliphos is a high-performance, food-grade polyphosphate-based media designed to prevent scale build-up and corrosion in potable and industrial water systems. Manufactured from 100% pure sodium hexametaphosphate, this NSF Certified solution is suitable for use in homes,...
    R 199.00
    R 242.00
    R 199.00
  • Katalox Light® Iron, Manganese & Hydrogen Sulfide Removal Filter Media, NSF Certified, 30kg - H2O Warehouse

    Katalox Light® Iron, Manganese & Hydrogen Sulfide Removal Filter Media, NSF Certified, 30kg

    Katalox Light® is an advanced filtration media developed in Germany, engineered with a unique MnO2 coating technique on ZEOSORB® & is being used in numerous systems for residential, commercial, industrial & municipal applications worldwide. Advanced filtration media with a high content MnO2 coating (10%)...
    R 2,865.00
    R 3,371.00
    R 2,865.00
  • AFM® Activated Filter Media, NSF Certified, 0.4 - 1mm (Grade 1), 25kg - H2O Warehouse

    AFM® Grade 1 Activated Filter Media – 0.4‑1.0 mm (25 kg Bag) NSF Certified

    AFM® Grade 1 is a fine‑grade activated glass filter medium engineered for high clarity filtration in pools and water treatment systems. With grain sizes between 0.4 and 1.0 mm, it captures fine particulates down to about 1 micron, while resisting biofouling and performance drift. The...
    R 859.00
    R 1,048.00
    R 859.00
  • Polymex Cation Softening Resin Media, NSF Certified, 25Lt - H2O Warehouse

    Polymex Cation Softening Resin Media, NSF Certified, 25Lt

    Polymex C180 is a strong polystyrene-gel type cation resin Perfect for water softener filtration systems Equipped with a high exchange capacity and mechanical strength, excellent chemical and physical stability Tested and certified by the Water Quality Association according to the NSF/ ANSI 61 Polymex...
    R 1,238.00
    R 1,376.00
    R 1,238.00
  • Food Grade Water Softener Salt, NSF Certified, 10kg - H2O Warehouse

    Food Grade Water Softener Salt, NSF Certified, 10kg

    Food grade salt used for the regeneration of water softener resins Perfect for water softener filtration systems Manufactured from refined food grade salt Tested and certified by the Water Quality Association according to the NSF/ ANSI 61 Food Grade Water Softener Salt, NSF Certified,...
    R 391.00
    R 444.00
    R 391.00
  • Water Softener Salt, NSF Certified, 10kg - H2O Warehouse

    Water Softener Salt, NSF Certified, 10kg

    Salt used for the regeneration of water softener resins Manufactured from refined salt Tested and certified by the Water Quality Association according to the ANSI 61 NSF Certified Water Softener Salt, NSF Certified, 10kg is ideal for your water softening filtration systems NSF Certification...
    R 298.00
    R 354.00
    R 298.00
  • AFMng 25Kg (grade 2) 0.7 - 2.0mm filtration media - H2O Warehouse

    AFM® NG Grade 2 Glass Filter Media – 0.7‑2.0 mm (25 kg Bag) NSF Certified

    AFM® NG Grade 2 is an advanced, activated glass filter medium engineered by Dryden Aqua to offer superior performance over conventional filter sands. With particle sizes between 0.7 and 2.0 mm, this media acts both as a support layer and a filtration layer, capable of...
    R 859.00
    R 1,048.00
    R 859.00
  • AFMng 25Kg (grade 1) 0.4 - 0.8mm filtration media - H2O Warehouse

    AFM® NG Grade 1 Glass Filter Media – 0.4-0.8mm (25 kg Bag) NSF Certified

    AFM® NG Grade 1 is a top‑tier activated glass filter medium engineered for high precision filtration in pools and water treatment systems. With grain sizes of 0.4‑0.8 mm, it excels at removing very fine particles, including organics, microplastics, and other contaminants, down to around 1...
    R 859.00
    R 1,048.00
    R 859.00
  • AFM® Activated Filter Media, NSF Certified, 2 - 4mm (Grade 3), 25kg - H2O Warehouse

    AFM® Grade 3 Activated Filter Media – 2‑4 mm (25 kg Bag) NSF Certified

    AFM® Grade 3 is a coarse‑support layer filter media designed primarily to sit over laterals in sand or glass filter systems. Its 2‑4 mm grain size ensures even water distribution and efficient backwash flow without impeding filtration. Certified to NSF / ANSI standards, this Grade 3...
    R 859.00
    R 1,048.00
    R 859.00
  • AFM® Activated Filter Media, NSF Certified, 1 - 2mm (Grade 2), 25kg - H2O Warehouse

    AFM® Grade 2 Activated Filter Media – 1‑2 mm (25 kg Bag) NSF Certified

    AFM® Grade 2 is a medium‑coarse activated glass filter medium designed to replace or supplement sand beds. With particles sized between 1.0 and 2.0 mm, this Grade 2 media is ideal for support layers or for filters that need both flow and filtration. The activation process gives...
    R 859.00
    R 1,048.00
    R 859.00
  • Siliphos Scale Prevention & Anti - Corrosion Media | NSF Certified | 20kg - H2O Warehouse

    Siliphos Scale Prevention & Anti-Corrosion Media | NSF Certified | 20kg

    Reliable Water Treatment for Corrosion & Scale Protection Siliphos is a high-performance, food-grade polyphosphate-based media designed to prevent scale build-up and corrosion in potable and industrial water systems. Manufactured from 100% pure sodium hexametaphosphate, this NSF Certified solution is suitable for use in homes,...
    R 2,649.00
    R 4,240.00
    R 2,649.00
  • AFM® Activated Filter Media, NSF Certified, 0.25 - 0.5mm (Grade 0), 25kg - H2O Warehouse

    AFM® Grade 0 Activated Filter Media – 0.25‑0.50 mm (25 kg Bag) NSF Certified

    AFM® Grade 0 is the finest grain activated glass filter media offered by Dryden Aqua. With a particle size of 0.25–0.50 mm, it provides exceptional micro‑filtration performance, capturing particles down to less than 1 micron. Designed for polishing or top layers in multi‑grade beds, this media...
    R 859.00
    R 1,048.00
    R 859.00
  • Activated Carbon – Coconut Shell Media 12x40 | NSF Certified (25kg) - H2O WarehouseActivated Carbon – Coconut Shell Media 12x40 | NSF Certified (25kg) - H2O Warehouse

    Activated Carbon – Coconut Shell Media 12x40 | NSF Certified (25kg)

    This Activated Carbon – Coconut Shell Media (12x40 mesh) is a premium, NSF-certified filtration media ideal for a wide range of residential, commercial, and industrial water treatment applications. Sourced from the IndoCarb WT Range and manufactured in ISO 9001:2000 accredited facilities, this granular activated...
    R 2,289.00
    R 2,979.00
    R 2,289.00
  • Purolite A520E Resin – Nitrate Removal Media | 25kg Bag - H2O Warehouse

    Purolite A520E Resin – Nitrate Removal Media | 25kg Bag

    Purolite A520E is a premium-grade macroporous ion exchange resin designed specifically for the selective removal of nitrates from potable water supplies. Supplied in a 25kg bag, it is ideal for use in residential, commercial, and industrial filtration systems, particularly where water sources such as...
    R 5,595.00
    R 6,829.00
    R 5,595.00
  • Purolite A860 Resin – Tannin Removal Media | 25kg Bag - H2O WarehousePurolite A860 Resin – Tannin Removal Media | 25kg Bag - H2O Warehouse

    Purolite A860 Resin – Tannin Removal Media | 25kg Bag

    Purolite A860 is a premium-grade macroporous anion exchange resin specifically formulated for the efficient removal of tannins, humic acids, and other naturally occurring organics in groundwater and surface water sources. This resin is particularly effective in residential and commercial water treatment applications where discoloured...
    R 5,595.00
    R 6,829.00
    R 5,595.00
  • KDF® 55 Genuine USA KDF Media, NSF Certified, 1kg - H2O Warehouse

    KDF® 55 Genuine USA KDF Media, NSF Certified, 1kg

    KDF® 55 is a high-purity copper-zinc formulation designed to significantly reduce chlorine, soluble heavy metals, and microorganisms from water. Manufactured in the USA and certified by NSF International, it is one of the most effective and durable media available for pre-treatment or as a...
    R 1,078.00
    R 1,268.00
    R 1,078.00
  • Iron Removal Media, DMI - 65, NSF Certified, 20kg - H2O Warehouse

    Iron Removal Media, DMI-65, NSF Certified, 20kg

    Advanced oxidation catalytic media for the removal of Iron, Manganese, Arsenic and other heavy meals Perfect for borehole and groundwater filtration systems with high iron content Must be activated with sodium hypochlorite through a dosing system Tested and certified by the Water Quality Association...
    R 999.00
    R 1,426.00
    R 999.00
  • Birm® Iron Removal Media, NSF Certified, 18kg - H2O Warehouse

    Birm® Iron Removal Media, NSF Certified, 18kg

    Birm® is both an efficient and economical media for the removal of iron and manganese compounds from groundwater supplies Birm® is easily cleaned by backwashing to remove the filtered compounds and does not require regeneration Requires a pH of 6.8 to 9.0 to be...
    R 1,846.00
    R 2,051.00
    R 1,846.00

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