Big Blue Water Filters

Big Blue water filters are heavy-duty, high-capacity filtration systems designed to treat large volumes of water at the point of entry (POE)—making them ideal for whole-house, borehole, commercial, and light industrial applications. Built to accommodate large-diameter cartridges, Big Blue housings deliver excellent flow rates with reduced pressure drop, longer service...

Big Blue water filters are heavy-duty, high-capacity filtration systems designed to treat large volumes of water at the point of entry (POE)—making them ideal for whole-house, borehole, commercial, and light industrial applications. Built to accommodate large-diameter cartridges, Big Blue housings deliver excellent flow rates with reduced pressure drop, longer service life, and fewer cartridge replacements.

We stock complete Big Blue filter housings in 10” and 20” sizes, along with a wide range of compatible cartridges for sediment removal, chlorine reduction, taste & odour improvement, iron control, and scale prevention. Available in single, dual, or triple-stage configurations, these systems can be tailored to suit your specific water quality needs—whether sourced from municipal supply, borehole, or rainwater harvesting systems.

• High-flow filtration for domestic & commercial systems
• Available in 10” and 20” Big Blue housings (single or multi-stage)
• Compatible with sediment, carbon, iron, and Siliphos cartridges
• Ideal for borehole, tank, rainwater & municipal water
• Heavy-duty housings with 1” or 1.5” threaded ports
• Brackets, spanners & pressure relief valves included (model dependent)

✔ Provides whole-house protection for plumbing & appliances
✔ Reduces visible particles, chlorine, odour & more
✔ Easy to install and maintain
✔ Customisable systems available for flow rates from 1,000 – 10,000+ LPH

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  • Darlly 10-inch Big Blue 1 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 1 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 10-inch Big Blue 10 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 10-inch Big Blue 100 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 100 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 10-inch Big Blue 20 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 20 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 10-inch Big Blue 5 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 5 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 10-inch Big Blue 50 micron meltblown sediment filter cartridge

    Darlly 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 50 Micron

    Important: Before First Use and After Filter Replacement Before fitting a new cartridge, shut off the water, isolate electrical power where fitted and release system pressure. Open and inspect each serviceable filter housing. Remove any removable shipping packaging or plastic wrapping from the cartridge,...
    R 117.00
    R 151.00
    R 117.00
  • Darlly 20-inch Big Blue 1 micron meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 1 Micron

    The Darlly-branded 20-inch Big Blue 1 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue 10 micron meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    The Darlly-branded 20-inch Big Blue 10 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue 100 micron meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 100 Micron

    The Darlly-branded 20-inch Big Blue 100 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue 20 micron meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 20 Micron

    The Darlly-branded 20-inch Big Blue 20 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 5 Micron

    The Darlly-branded 20-inch Big Blue 5 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue meltblown sediment filter cartridge

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 50 Micron

    The Darlly-branded 20-inch Big Blue 50 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This...
    R 199.00
    R 255.00
    R 199.00
  • Darlly 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 10 pack

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 10 Pack

    This 10-pack of Darlly-branded 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This 1...
    R 1,899.00
    R 2,559.00
    R 1,899.00
  • 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 3 packDarlly 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 3 pack

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 3 Pack

    This 3-pack of Darlly-branded 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This 1...
    R 629.00
    R 749.00
    R 629.00
  • 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 4 pack

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 4 Pack

    This 4-pack of Darlly-branded 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This 1...
    R 779.00
    R 889.00
    R 779.00
  • Darlly 20-inch Big Blue 5 micron meltblown sediment filter cartridges – 10 pack

    Darlly 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 5 Micron, 10 Pack

    This 10-pack of Darlly-branded 5 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment. This 5...
    R 1,899.00
    R 2,559.00
    R 1,899.00
  • Darlly antibacterial 1 micron meltblown sediment filter cartridge rangeDarlly antibacterial 1 micron meltblown sediment filter cartridge range
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    Darlly Antibacterial 1 Micron Meltblown Sediment Cartridges – 10-Inch Slimline & 20-Inch Big Blue

    Darlly antibacterial 1 micron meltblown sediment cartridges combine fine polypropylene depth filtration with a silver-ion antibacterial additive incorporated into the filter media. They reduce fine suspended particles such as sand, silt and rust while helping to inhibit bacterial growth within the cartridge media. Choose...
    From R 149.00
    R 179.00
    From R 149.00
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  • DARLLY Premium - 3 Pack Big Blue Water Filter Replacement, 20 Inch (3x5 Micron PP, 3xCarbon Block & 3x1 Micron PP) 9 Items - H2O Warehouse

    DARLLY Premium - 3 Pack Big Blue Water Filter Replacement, 20 Inch (3x5 Micron PP, 3xCarbon Block & 3x1 Micron PP) 9 Items

    Important: Before First Use and After Filter Replacement Before first use, shut off the water supply, isolate electrical power where fitted and fully release system pressure. Open and inspect every serviceable cartridge housing, even if the unit arrives assembled. Cartridges may still be wrapped...
    R 1,999.00
    R 2,389.00
    R 1,999.00
  • Premium DARLLY 20-inch Big Blue sediment and carbon-block filter cartridge setDarlly 20-inch Big Blue meltblown sediment filter cartridge

    DARLLY Premium - Big Blue Water Filter Replacement Pack, 20 Inch (5 Micron PP, Carbon Block & 1 Micron PP)

    Important: Before First Use and After Filter Replacement Before first use, shut off the water supply, isolate electrical power where fitted and fully release system pressure. Open and inspect every serviceable cartridge housing, even if the unit arrives assembled. Cartridges may still be wrapped...
    R 699.00
    R 759.00
    R 699.00
  • Double Bracket for 10" & 20" Big Blue Filter Housing | Epoxy Coated - H2O Warehouse

    Double Bracket for 10" & 20" Big Blue Filter Housing | Epoxy Coated

    This epoxy‑coated Double bracket is engineered to securely mount 2 x 10″ or 20″ Big Blue style filter housing. Made from heavy‑duty steel and epoxy coated for corrosion resistance, it stabilises the housing during use and simplifies maintenance access. Ideal for whole‑house filtration setups,...
    R 235.00
    R 345.00
    R 235.00
  • Double Floor Standing Frame for 10" & 20" Big Blue Filter Housing | Epoxy Coated - H2O Warehouse

    Double Floor Standing Frame for 10" & 20" Big Blue Filter Housing | Epoxy Coated

    This robust epoxy-coated floor-standing frame is engineered to hold two Big Blue style filter housings (10-inch or 20-inch) side by side. Designed for high-flow filtration setups, it ensures both housings are securely supported and aligned. Built from heavy-gauge steel and finished with protective epoxy,...
    R 889.00
    R 1,099.00
    R 889.00
  • Double Stainless Steel Bracket for 10" & 20" Big Blue Filter Housing - H2O Warehouse

    Double Stainless Steel Bracket for 10" & 20" Big Blue Filter Housing

    This Stainless Steel Double bracket is engineered to securely mount 2 x 10″ or 20″ Big Blue style filter housing. Made from heavy‑duty stainless steel for corrosion resistance, it stabilises the housing during use and simplifies maintenance access. Ideal for whole‑house filtration setups, this...
    R 699.00
    R 795.00
    R 699.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 1 Micron

    The H2O Warehouse Eco 10-inch Big Blue 1 micron meltblown polypropylene cartridge is a depth sediment filter for standard 10-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 89.00
    R 89.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 20 Micron

    The H2O Warehouse Eco 10-inch Big Blue 20 micron meltblown polypropylene cartridge is a depth sediment filter for standard 10-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 89.00
    R 89.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 10-Inch Big Blue Meltblown Sediment Filter Cartridge – 5 Micron

    The H2O Warehouse Eco 10-inch Big Blue 5 micron meltblown polypropylene cartridge is a depth sediment filter for standard 10-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 89.00
    R 89.00
  • Eco 20-inch Big Blue 1 micron meltblown sediment filter cartridge

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 1 Micron

    The H2O Warehouse Eco 20-inch Big Blue 1 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 151.00
    R 179.00
    R 151.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    The H2O Warehouse Eco 20-inch Big Blue 10 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 151.00
    R 151.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 20 Micron

    The H2O Warehouse Eco 20-inch Big Blue 20 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 151.00
    R 180.00
    R 151.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 5 Micron

    The H2O Warehouse Eco 20-inch Big Blue 5 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 151.00
    R 180.00
    R 151.00
  • Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 10 Micron

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridge – 50 Micron

    The H2O Warehouse Eco 20-inch Big Blue 50 micron meltblown polypropylene cartridge is a depth sediment filter for standard 20-inch Big Blue housings. It reduces suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment...
    R 151.00
    R 180.00
    R 151.00
  • Eco 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 10 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 10 Pack

    This 10-pack of H2O Warehouse Eco 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 1,399.00
    R 1,849.00
    R 1,399.00
  • 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 3 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 3 Pack

    This 3-pack of H2O Warehouse Eco 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 419.00
    R 549.00
    R 419.00
  • 20-inch Big Blue 1 micron meltblown sediment filter cartridges – 4 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 1 Micron, 4 Pack

    This 4-pack of H2O Warehouse Eco 1 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 569.00
    R 749.00
    R 569.00
  • Eco 20-inch Big Blue 5 micron meltblown sediment filter cartridges – 10 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 5 Micron, 10 Pack

    This 10-pack of H2O Warehouse Eco 5 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 1,399.00
    R 1,849.00
    R 1,399.00
  • Eco 20-inch Big Blue 5 micron meltblown sediment filter cartridges – 3 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 5 Micron, 3 Pack

    This 3-pack of H2O Warehouse Eco 5 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 419.00
    R 549.00
    R 419.00
  • Eco 20-inch Big Blue 5 micron meltblown sediment filter cartridges – 4 pack

    Eco 20-Inch Big Blue Meltblown Sediment Filter Cartridges – 5 Micron, 4 Pack

    This 4-pack of H2O Warehouse Eco 5 micron meltblown polypropylene sediment cartridges is made for standard 20-inch Big Blue filter housings. The cartridges reduce suspended particles such as sand, silt, rust flakes and other visible debris, helping to protect downstream filtration and water-treatment equipment....
    R 569.00
    R 749.00
    R 569.00
  • Nano Silver 20 Inch Big Blue Anti-Bacteria Carbon Filter Cartridge - H2O Warehouse
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    Nano Silver 20 Inch Big Blue Anti-Bacteria Carbon Filter Cartridge

    The Nano Silver 20 Inch Big Blue Anti-Bacteria Carbon Filter Cartridge combines 5-micron carbon block filtration with nano-silver antimicrobial protection. It helps reduce chlorine, unpleasant tastes, odours and selected organic compounds while inhibiting bacterial growth within the cartridge media. Key Benefits Improves taste and...
    R 881.82
    R 1,633.00
    R 881.82
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  • O - Ring for 20 Inch Big Blue Filter Housing - H2O Warehouse
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    O-Ring for 20 Inch Big Blue Filter Housing

    The O-Ring for 20 Inch Big Blue Filter Housing ensure a leak-free seal. Replacement O-ring for 20inch Big Blue water filter housings Ensures a tight & leak-free seal between the lid & sump of the filter housing Always inspect the O-ring when replacing the...
    R 105.00
    R 120.00
    R 105.00
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  • O - Ring Set for 3 Stage 20 Inch Big Blue Filter Unit | 6 units - H2O Warehouse
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    O-Ring Set for 3 Stage 20 Inch Big Blue Filter Unit | 6 units

    Replacement O-Ring Kit for Big Blue Housing Seals Ensure leak-free performance and proper pressure sealing with this 6-piece O-ring replacement set for the 3-stage 20-inch Big Blue filter housing system. Product Features: High-Quality EPDM Material: Durable and chemical-resistant for long-lasting performance. Double O-Ring Design:...
    R 589.00
    R 720.00
    R 589.00
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  • Pleated Filter Cartridges – Washable & NSF Certified | 10" & 20" Slimline & Big Blue - H2O WarehousePleated Filter Cartridges – Washable & NSF Certified | 10" & 20" Slimline & Big Blue - H2O Warehouse
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    Pleated Filter Cartridges – Washable & NSF Certified | 10" & 20" Slimline & Big Blue

    High-Performance Filtration for Sediment & Particulate Removal Our range of pleated filter cartridges offers a cost-effective and durable filtration solution for residential, commercial, and industrial applications. Manufactured from high-quality polyester material, each cartridge is NSF Certified, washable, and reusable, delivering reliable filtration and extended...
    From R 55.00
    R 65.00
    From R 55.00
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  • Portable 3 - Stage Big Blue Water Filtration System – 20” | 2720 L/h | 55W UV Steriliser | Quick Connect Hoses - H2O WarehousePremium DARLLY 20-inch Big Blue sediment and carbon-block filter cartridge set

    Portable 3-Stage Big Blue Water Filtration System – 20” | 2720 L/h | 55W UV Steriliser | Quick Connect Hoses

    This portable 3-stage Big Blue water filtration system is designed for fast, effective water treatment in flexible or temporary setups. Fitted with quick-connect camlock fittings and flexible hoses, the system allows easy connection to any 1” pump outlet and delivers clean water via a...
    R 5,199.00
    R 6,479.00
    R 5,199.00
  • Pre-Plumbed 3-Stage Big Blue Water Filtration System – 20” | 2720 L/h | 55W UV Steriliser | 1" x 32mm PVC Pipework - H2O WarehousePremium DARLLY 20-inch Big Blue sediment and carbon-block filter cartridge set

    Pre-Plumbed 3-Stage Big Blue Water Filtration System – 20” | 2720 L/h | 55W UV Steriliser | 1" x 32mm PVC Pipework

    The 3-Stage Big Blue Water Filtration System with 55 W UV Steriliser is a high-capacity water treatment solution designed for straightforward installation and reliable operation. It combines three 20-inch Big Blue filter housings, a stainless-steel UV chamber and a durable steel mounting frame for...
    R 5,499.00
    R 6,899.00
    R 5,499.00
  • Pre-Plumbed Fittings Kit for 3-Stage Big Blue System with 55 W UV – 32 mm / 1-Inch - H2O WarehousePre-Plumbed Fittings Kit for 3-Stage Big Blue System with 55 W UV – 32 mm / 1-Inch - H2O Warehouse

    Pre-Plumbed Fittings Kit for 3-Stage Big Blue System with 55 W UV – 32 mm / 1-Inch

    The Pre-Plumbed Fittings Kit for 3-Stage Big Blue Systems with 55 W UV provides the prepared pipework needed to connect a three-stage filtration unit to a compatible ultraviolet steriliser. It is ideal for installers, system builders and customers who already have the filter housings,...
    R 1,243.50
    R 1,243.50
  • Pre-Plumbed Stainless Steel 3-Stage Big Blue Water Filtration System – 20″ | 2,720 L/h | 55W UV Steriliser | 1″ x 32 mm PVC Pipework - H2O WarehousePre-Plumbed Stainless Steel 3-Stage Big Blue Water Filtration System – 20″ | 2,720 L/h | 55W UV Steriliser | 1″ x 32 mm PVC Pipework - H2O Warehouse

    Pre-Plumbed Stainless Steel 3-Stage Big Blue Water Filtration System – 20″ | 2,720 L/h | 55W UV Steriliser | 1″ x 32 mm PVC Pipework

    The Pre-Plumbed Stainless Steel 3-Stage Big Blue Water Filtration System with 55W UV Steriliser is a high-capacity point-of-entry water treatment solution designed to simplify installation while delivering comprehensive sediment filtration, carbon treatment, fine polishing and chemical-free UV disinfection. Based on the H2O Warehouse stainless-steel...
    R 8,899.00
    R 11,599.00
    R 8,899.00
  • Premium 3-Stage Big Blue + 55 W UV Water Filtration System | Stainless Steel Pipework - H2O WarehousePremium 3-Stage Big Blue + 55 W UV Water Filtration System | Stainless Steel Pipework - H2O Warehouse

    Premium 3-Stage Big Blue + 55 W UV Water Filtration System | Stainless Steel Pipework

    Refined design. Integrated filtration. Bring a clean, considered finish to your water-treatment installation with the H2O Warehouse Premium 3-Stage Big Blue + UV Water Filtration System. Three grey Big Blue filter housings, a 55 W UV steriliser with a stainless steel chamber and custom...
    R 10,980.00
    R 10,980.00
  • Quantum Disinfection™ 2000 Cartridge – 10" Big Blue | Chemical - Free Water Purification - H2O WarehouseQuantum Disinfection™ 350 Cartridge – T33 Inline | Compact, Chemical - Free Water Purification - H2O Warehouse

    Quantum Disinfection™ 2000 Cartridge – 10" Big Blue | Chemical-Free Water Purification

    The Quantum Disinfection™ 2000 Cartridge is a revolutionary, chemical-free water purification solution designed to instantly eliminate bacteria, viruses, and other harmful microorganisms without using chemicals, electricity, or additional disinfectants. Designed for residential, commercial, and industrial water treatment systems, this 10-Inch Big Blue Quantum Disinfection™...
    R 3,999.00
    R 5,195.00
    R 3,999.00
  • Quantum Disinfection™ 3000 Cartridge – 20" Big Blue | High - Flow, Chemical - Free Water Purification - H2O WarehouseQuantum Disinfection™ 350 Cartridge – T33 Inline | Compact, Chemical - Free Water Purification - H2O Warehouse

    Quantum Disinfection™ 3000 Cartridge – 20" Big Blue | High-Flow, Chemical-Free Water Purification

    The Quantum Disinfection™ 3000 Cartridge is a revolutionary, chemical-free water disinfection solution designed for high-flow, high-capacity water treatment systems. Utilizing advanced quantum disinfection media, this 20" Big Blue-compatible cartridge provides instant and continuous microbial elimination without using chemicals, electricity, or additional disinfectants. Designed for...
    R 6,699.00
    R 8,399.00
    R 6,699.00
  • Siliphos Refillable Cartridge – 10" Big Blue | Scale & Corrosion Protection - H2O Warehouse

    Siliphos Refillable Cartridge – 10" Big Blue | Scale & Corrosion Protection

    Reliable Water Treatment for Corrosion & Scale Protection The 10" Big Blue refillable cartridge is the ultimate solution for scale and corrosion prevention in large households, commercial premises, and high-demand water systems. Siliphos is a high-performance, food-grade polyphosphate-based media designed to prevent scale build-up...
    R 687.00
    R 764.00
    R 687.00
  • Siliphos Refillable Cartridge – 20" Big Blue | Anti - Scale & Anti - Corrosion Filter - H2O Warehouse

    Siliphos Refillable Cartridge – 20" Big Blue | Anti-Scale & Anti-Corrosion Filter

    Reliable Water Treatment for Corrosion & Scale Protection The 20" Big Blue refillable cartridge is the ultimate solution for scale and corrosion prevention in large households, commercial premises, and high-demand water systems. Siliphos is a high-performance, food-grade polyphosphate-based media designed to prevent scale build-up...
    R 1,262.00
    R 1,402.00
    R 1,262.00
  • Single Mounting Bracket for Big Blue Water Filter Housing, Epoxy Coated - H2O Warehouse

    Single Bracket for 10" & 20" Big Blue Filter Housing | Epoxy Coated

    This epoxy‑coated single bracket is engineered to securely mount a 10″ or 20″ Big Blue style filter housing. Made from heavy‑duty steel and epoxy coated for corrosion resistance, it stabilises the housing during use and simplifies maintenance access. Ideal for whole‑house filtration setups, this...
    R 99.00
    R 179.00
    R 99.00

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