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20" x 4.5" Specialty Filters


We stock a large variety of specialty replacement filters to suit various applications and to suit big blue, big white and stainless steel jumbo housings.

Brand: HydROtwist
HydROtwist 20" X 4.5" Refillable Clear Cartridge with premium Purolite MB4000IND Colour Indicating/Changing Resin. Suit Big White, Big Blue, Big Clear or Jumbo Stainless Water Filter Housings. Purolite MB400IND is a high quality resin mixture for direct purification of water. This resin mixt..
Ex Tax:$153.64
Brand: HydROtwist
Replacement GAC Granular Coconut Carbon with KDF Media. Holds approx 2.5 kg's of Granular Carbon with KDF. It also features a pre filter in the top cap to allow for better flow. It reduces heavy metals from your water supply. For use with all Whole supply Point of entry systems, comm..
Ex Tax:$80.91
Brand: Pentek
The Pentek RFFE-20BB will fit the following filter housings that require 20 inch filters: Suit Pentair, Culligan, Ametek, Pentek, US Filter, Plymouth Products, American Plumber and HydROtwist The RFFE20-BB Radial Flow Iron Reduction Filter,155263 effectively reduces up to 3 PPM of dissolved ..
Ex Tax:$150.00
Brand: Pentek
The Pentek OAC-20BB Oil Absorbing Filter is a modified cellulose-based filter that chemically bonds or attracts specific hydrocarbons and pollutants such as dissolved oils found in water. This filter cartridge is designed for use in standard 20 inch Big Blue Housings. Also known as part number 1..
Ex Tax:$208.18
Brand: HydROtwist
Wholehouse Fluoride Removal 75-85% Water Filter Cartridge 20" x 4.5" The Fluoride removal cartridge will remove approximately 75-85 % of fluoride from town supply/tap water. This is an ideal replacement filter for twin and triple big white and big blue 20" x 4.5" systems. Replace e..
Ex Tax:$153.64
Brand: HydROtwist
Replacement Big Blue Big White 20" x 4.5" All Phosphate Scale Inhibitor Water Filter Cartridge. 100% All Phosphate Media. Suit all standard 20" x 4.5" Big Blue or Big White Water Filter Housings. Scale Reduction Cartridge...
Ex Tax:$162.73
Brand: HydROtwist
Replacement GAC Granular Coconut Carbon with Phosphate Scale Inhibitor Media.   Holds approx 2 kg's of Granular Carbon with Phosphate.   It also features a pre filter in the top cap to allow for better flow.   Dimensions: 510mm x 110mm..
Ex Tax:$71.82
Brand: TRU
The Pi Bio Life Alkaliser Ioniser Water Filter can be adapted to most drinking water filter systems including under sink and reverse osmosis water filter systems.Pi Bio Alkaliser/Alkalizer water filters are beneficial to the human body.Naturopathic physicians believe that at least some 157 diseases ..
Ex Tax:$235.45
Brand: HydROtwist
Refillable Big White Blue Ion Exchange Resin Water Filter Cartridge 20" inch x 4/5" Inch.  Pureix MB240C Premium Grade ION Exchange Mixed Bed Resin media is made up of resin. It removes calcium and magnesium ions from water by exchanging them with harmless sodium ion's. MB240C is a high cap..
Ex Tax:$144.55
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