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3-Stage Big Blue Water Filtration System with 55W UV Steriliser – Includes 2 Sediment & 1 Carbon Block Filters
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 4,398.00
R 5,129.00- R 4,398.00
- Unit price
- per
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Rain Bird RC2-8-230 WiFi Smart Outdoor Controller | 8 Zone - Wifi Ready
The Rain Bird RC2-8-230 is an 8-zone Wi-Fi smart irrigation controller, designed for residential and light commercial irrigation systems that require remote access, intelligent scheduling, and maximum water efficiency. With built-in Wi-Fi connectivity, the RC2-8-230 allows users to control watering schedules via the Rain...- R 2,806.00
R 3,301.00- R 2,806.00
- Unit price
- per
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Katalox Light Iron & Manganese Removal Filter – 14×65 FRP Vessel – Automatic Backwash
The 14×65 iron and manganese removal filter uses a manganese-dioxide-coated medium to support the oxidation and filtration of iron and manganese. It can also form part of a treatment system for hydrogen sulphide, subject to water analysis and the required oxidation process.This complete media-vessel...- R 17,523.00
R 19,469.00- R 17,523.00
- Unit price
- per
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Disk Filter – 2" (50mm) | 130 Micron with Flush Valve
The 2-Inch Disk Filter with 130 Micron filtration rating offers effective protection for irrigation systems by capturing fine particles, sand, and organic matter. Designed for small to medium-scale agricultural, landscape, or residential systems, it is ideal for safeguarding drip lines, sprinklers, and valves from...- R 629.00
R 785.00- R 629.00
- Unit price
- per
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3 Stage 20-Inch Big Blue Filtration Unit with 55W UV Steriliser (Stainless Steel) | Includes Filters
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 7,898.00
R 10,653.00- R 7,898.00
- Unit price
- per
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Combo 55W UV Sterilizer Complete Set + Replacement Lamp | Water Disinfection System
The Combo 55W UV Sterilizer Complete Set with Replacement Lamp is a high-efficiency ultraviolet water purification system designed to eliminate bacteria, viruses, and harmful microorganisms, ensuring clean, safe water for homes, businesses, and industrial applications. This complete set includes a 55W UV Sterilizer Unit...- R 2,689.00
R 3,669.00- R 2,689.00
- Unit price
- per
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Pressure Gauge (0-25 Bar, 63mm Diameter, ¼Inch Bottom Entry)
The Pressure Gauge, 0-25 Bar, 63mm, 1/4 Inch Bottom Entry, gives an immediate reading of the pressure in your pipe or vessel. Product specifications: Connection: 1/4 Inch, Bottom Measurement range: 0 - 25 Bar Gauge diameter: 63mm- R 289.00
R 389.00- R 289.00
- Unit price
- per
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T33 Nanosilver Post Carbon Water Filter Replacement Cartridge for RO Units
Important: Before First Use and After Filter Replacement Shut off the water supply, isolate electrical power where fitted and release pressure before servicing. Remove external shipping wrapping and only the protective port caps or plugs identified in the installation instructions. Do not cut open...- R 278.00
R 309.00- R 278.00
- Unit price
- per
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3 Stage 20Inch Big Blue Filtration Unit (Stainless Steel) incl Filters
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 5,898.00
R 8,097.00- R 5,898.00
- Unit price
- per
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Calcite pH Fix Media, NSF Certified, 25kg
Reduces 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...- R 629.00
R 859.00- R 629.00
- Unit price
- per
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3-Stage Big Blue Water Filtration System – 20 Inch, 2720 L/h (1 & 5 Micron Sediment + Carbon Block Filters)
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 2,489.00
R 2,898.00- R 2,489.00
- Unit price
- per
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75 GPD 5-Stage Reverse Osmosis Replacement Filter Set
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 435.00
R 599.00- R 435.00
- Unit price
- per
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AFM Sediment & Turbidity Reduction Filter – 13×54 FRP Vessel – Automatic Backwash
The 13×54 sediment and turbidity reduction filter captures suspended particles to improve water clarity. AFM is activated glass filter media used as a physical filtration stage, with routine backwashing to remove accumulated material from the bed.This complete media-vessel package includes the 13×54 FRP vessel,...- R 11,619.00
R 12,910.00- R 11,619.00
- Unit price
- per
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Katalox Light Iron & Manganese Removal Filter – 12×52 FRP Vessel – Manual Backwash
The 12×52 iron and manganese removal filter uses a manganese-dioxide-coated medium to support the oxidation and filtration of iron and manganese. It can also form part of a treatment system for hydrogen sulphide, subject to water analysis and the required oxidation process.This complete media-vessel...- R 9,420.00
R 10,459.00- R 9,420.00
- Unit price
- per
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Rain Bird ESP-TM2-4 Outdoor Irrigation Controller | 4 Zone - Wi-Fi
The Rain Bird ESP-TM2-4 is a 4-zone outdoor irrigation controller, designed for small residential landscapesrequiring reliable, programmable, and efficient irrigation control. With Wi-Fi upgradeability via the LNK2 Wi-Fi Module (sold separately), homeowners can remotely manage watering schedules, adjust irrigation based on real-time weather conditions,...- R 2,616.00
R 3,078.00- R 2,616.00
- Unit price
- per
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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
- Unit price
- per
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Combo: 3-Stage Big Blue Replacement Filter Set + 55W UV Lamp
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 1,119.00
R 1,489.00- R 1,119.00
- Unit price
- per
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AFM Sediment & Turbidity Reduction Filter – 13×54 FRP Vessel – Manual Backwash
The 13×54 sediment and turbidity reduction filter captures suspended particles to improve water clarity. AFM is activated glass filter media used as a physical filtration stage, with routine backwashing to remove accumulated material from the bed.This complete media-vessel package includes the 13×54 FRP vessel,...- R 7,585.00
R 8,450.00- R 7,585.00
- Unit price
- per
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Pressure Gauge (0-100 Bar, 63mm Diameter, ¼Inch Bottom Entry)
The Pressure Gauge, 0-100 Bar, 63mm, 1/4 Inch Bottom Entry, gives an immediate reading of the pressure in your pipe or vessel. Product specifications: Connection: 1/4 Inch, Bottom Measurement range: 0 - 100 Bar Gauge diameter: 63mm- R 299.00
R 399.00- R 299.00
- Unit price
- per
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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
- Unit price
- per
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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
- Unit price
- per
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220W UV Sterilizer Complete Set | 950mm | 10,880 LPH | Quad Lamp System | 2" Ports
The 220W UV Sterilizer Complete Set is a heavy-duty water disinfection system designed for high-flow water treatment in residential, commercial, agricultural, or industrial applications. Equipped with four powerful 55W UV-C lamps, this system delivers a combined 220 watts of germicidal ultraviolet light, effectively eliminating...- R 7,899.00
R 8,859.00- R 7,899.00
- Unit price
- per
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LEO Self Priming JET Pump 0.75KW - Cast Iron | AJm75(220V)
LEO Self Priming JET Pump 0.75KW - Cast Iron This LEO Self Priming JET Pump 0.75KW in Cast Iron is designed for robust water transfer and pressure boosting tasks. With its 0.75KW motor, this pump offers reliable performance for domestic and small agricultural applications....- R 2,879.00
R 3,288.00- R 2,879.00
- Unit price
- per
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Karofi 5-Stage 75GPD Under-Counter Reverse Osmosis System (Without Pump)
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 1,869.00
R 2,189.00- R 1,869.00
- Unit price
- per
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10 Inch Nylon Mesh Filter 100 micron | Washable
10 Inch Nylon Mesh Filter – 100 Micron (Washable) The 10 Inch Nylon Mesh Filter with 100-micron filtration is an efficient and durable solution for removing sediment, debris, and other fine particles from your water supply. Designed with high-quality nylon mesh, this filter is...- R 295.00
R 395.00- R 295.00
- Unit price
- per
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AFM Sediment & Turbidity Reduction Filter – 14×65 FRP Vessel – Manual Backwash
The 14×65 sediment and turbidity reduction filter captures suspended particles to improve water clarity. AFM is activated glass filter media used as a physical filtration stage, with routine backwashing to remove accumulated material from the bed.This complete media-vessel package includes the 14×65 FRP vessel,...- R 9,469.00
R 10,879.00- R 9,469.00
- Unit price
- per
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Complete FRP Filter Media Vessel Kits – Auto & Manual | All Sizes | Without Media
Our Complete FRP Filter Vessel Kits offer a robust and ready-to-assemble solution for a wide range of water treatment applications. Supplied without media, each kit includes a high-quality CANATURE FRP pressure vessel, a correctly matched Runxin control valve (manual or automatic), top and bottom...- From R 2,412.00
R 2,658.00- From R 2,412.00
- Unit price
- per
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Combo: DARLLY Premium | 3-Stage Big Blue Replacement Filter Set + 55W UV Lamp
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 1,319.00
R 1,689.00- R 1,319.00
- Unit price
- per
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3-Stage Big Blue Descale Water Filtration System – 20 Inch, 2720 L/h (5 Micron Sediment + Carbon Block + Siliphos Cartridge)
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 3,349.00
R 3,898.00- R 3,349.00
- Unit price
- per
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3-Stage Big Blue Descale + UV Water Filtration System – 20 Inch, 2720 L/h (Sediment + Carbon Block + Siliphos + 55W UV)
3-Stage Big Blue Descale + UV Water Filtration System – 20 Inch, 2720 L/h The 3-Stage Big Blue Descale + UV Water Filtration System is a larger point-of-entry / whole-house water filtration system designed for domestic, borehole, agricultural and light commercial water applications where...- R 5,398.00
R 6,229.00- R 5,398.00
- Unit price
- per
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Karofi 5-Stage 100GPD Under-Counter Reverse Osmosis System (Without Pump)
The Karofi 5-Stage 100GPD Under-Counter Reverse Osmosis System (Without Pump) provides high-quality purified water, ideal for homes and small businesses with stable incoming water pressure. This compact, space-saving system effectively removes sediment, chlorine, heavy metals, bacteria, and other contaminants, ensuring clean and great-tasting drinking...- R 2,169.00
R 2,489.00- R 2,169.00
- Unit price
- per
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Best Sellers
Discover our most popular and trusted products in the Best Sellers collection—chosen by homeowners, contractors, and professionals across South Africa for their proven performance, durability, and value. Whether you're shopping for water filtration, irrigation, borehole equipment, UV systems, or pumps, these customer favourites represent the best of what H2O Warehouse...
Discover our most popular and trusted products in the Best Sellers collection—chosen by homeowners, contractors, and professionals across South Africa for their proven performance, durability, and value. Whether you're shopping for water filtration, irrigation, borehole equipment, UV systems, or pumps, these customer favourites represent the best of what H2O Warehouse has to offer.
Updated regularly based on real-time customer purchases, industry demand, and seasonal trends, this collection highlights high-performing essentials and must-have products across all departments. Ideal for first-time buyers and trade professionals alike.
• Top-rated water filters and replacement cartridges
• Best-selling UV sterilisers and lamps
• Most popular irrigation controllers & solenoids
• High-demand borehole pumps and accessories
• Proven filtration media like Katalox Light, GAC, and AFM®
• Customer favourites across domestic and commercial sectors
✔ Trusted by hundreds of happy customers
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✔ Proven performance and customer satisfaction
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