Gday fellow filters! *high five*
It's awesome that you are already filtering your drinking and/or shower water. Clean, fresh water is our mission so thank you for thinking of us when purchasing your water filter cartridges & cartridge filter replacements. Here you'll find all your cartridges. Be it for a whole house, shower, or reverse osmosis system, you'll find it here. We have benchtop and under sink water filter cartridges too.
Check out the cartridge replacement and flushing instructions.
Tour the range of ceramic cartridges.
See the difference: Ultrapure Water Filter Cartridge VS Coldstream Water Filter Cartridge
If you are looking to buy a fresh water filter replacement cartridge online, scroll down below to discover the biggest range of water filter cartridges for sale on the market today.
HPF 1 Micron Polyspun Sediment Whole House Water Filter Replacement Cartridge 20" x 2.5"
- Removes sediment
- 100% Polypropylene
- Economical Cost
$37.99
HPF Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 2.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$34.99
Replacement Cartridge Pack for MWF 20" x 2.5" Triple Big Blue Whole House Water Filter System
- 1 Sediment + 2 Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour
$110.99
$159.99
Replacement Cartridge Pack for MWF 10" x 4.5" Twin Big Blue Whole House Water Filter System
- Sediment + Carbon block cartridges
- Removes chlorine
- Improves taste, smell and colour
$89.99
HPF Polyspun Sediment Whole House Water Filter Replacement Cartridge 20" x 2.5"
- Removes sediment
- 100% Polypropylene
- Economical Cost
$22.99
Omnipure ABA2000FL Fluoride Removal Water Filter Replacement Cartridge 10"
- Removes Fluoride over 90%
- 5 litres every day for 1 year
- Fits standard filter housings
$124.99
Omnipure CK5620 1 Micron Carbon Block Water Filter Replacement Cartridge 12" x 2.5" Quick Change - CUNO AP8112 Compatible Cartridge
- Removes bad taste & odour
- Reduces cyst and chlorine
- Replaces AP8112
$74.99
Omnipure Q5505 5 Micron with Polyspun Sediment Removal Quick Change Water Filter POLYPROPYLENE 10”
- Sediment Removal
- Omnipure
- 5 Micron Filtration
$62.99
Omnipure Q5640 5 Micron Quick Change Granular Activated Carbon Water Filter Replacement Cartridge 12"
- Omnipure
- 5 Micron Filtration
- Quality Guaranteed
$69.99
Omnipure Q5515 Quick Change Carbon Block Water Filter Replacement Cartridge
- Omnipure
- Quick Change
- Carbon Block
$76.99
HiFlow 1 Micron Under Sink Inline Water Filter Replacement Cartridge
- QLD, NSW and Tas
- Easy to replace
- Removes smell and taste
$149.99
Doulton Ultracarb 0.5 Micron Ceramic Slimline Water Filter Replacement Candle With Single O-ring
- Fits standard filters
- 0.9 Micron absolute filtration
- Wash clean ceramic outer
$119.99
Replacement Cartridge Pack for the HPF 7 Stage Reverse Osmosis Under Sink Water Filter System
- Chlorine & Fluoride free water
- Save with the Cartridge pack
- Easy to replace
$64.99
Replacement Cartridge Pack for MWF 20" x 4.5" Twin Big Blue Whole House Rain Water Tank Water Filter System with Aragon
- Kills Bugs & Bacteria in water
- Highly recommended for rain water
- Removes Heavy Metals & Virus
$389.99
Replacement Cartridge Pack for MWF 20" x 4.5" Triple Big Blue Whole House Water Filter System with Aragon
- Blocks Chlorine & Chloramine
- Removes other unwanted contaminants
- Perfect for any Australian state
$469.99
Pure CTO 5 Micron Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes chlorine
- Improves Taste and Odor
- NSF Certified
$109.99
Unicel Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$139.99
HPF Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$77.99
Replacement Cartridge Pack for MWF 20" x 4.5" Twin Big Blue Whole House Rain Water Tank Filter System Complete with Ultraviolet Light
- Sediment + Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour
$189.99
Replacement Cartridge Pack for MWF 20" x 4.5" Twin Big Blue Whole House Water Filter System
- Sediment + Carbon block cartridges
- Removes chlorine
- Improves taste, smell and colour
$133.99
Replacement Cartridge Pack for MWF 20" x 4.5" Twin Big Blue Whole House LOW PRESSURE Rain Water Tank Filter System
- Blocks Sediments, Algae, Dirt, Particles, etc.
- Improves taste & odor
- Great for gravity or low pressure systems
$228.99
Replacement Cartridge Pack for MWF 20" x 4.5" Triple Big Blue Whole House Water Filter System
- Sediment + 2 x Carbon block cartridges
- Removes chlorine
- Improves taste, smell and colour
$249.99
Pure BCC Silver Impregnated Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- NSF Certified
- Carbon Block
- 20' x 4.5'
$124.99
Replacement Cartridge Pack for MWF 20" x 4.5" Twin Big Blue Whole House Rain Water Tank Water Filter System
- Sediment + Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour
$206.99
10 Micron Carbon Impregnated Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Size: 20" x 4.5"
- Rating: 10 Micron
- Washable Sediment
$189.99
Replacement Cartridge Pack for HPF 20" x 4.5" Twin Big Blue Whole House Water Filter System
- HPF 20" x 4.5"
- Whole House
- Big Blue
$77.98
Pure LPD 20 Micron Low Pressure Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Highest flow Performance carbon block technology
- High Performance Coconut Shell 100%
- Great Chlorine, taste and Odor Removal
$99.99
Pure SMC 4520-P5 0.5 Micron Tannin Removal Coconut Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes chlorine
- Improves Taste and Odor
- 100% Coconut Carbon Block Cartridge
$169.99
Pure LRC 0.5 Micron Heavy Metal & Lead Reduction Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes - Lead reduction, Arsenic, Heavy metals
- Great Chlorine, taste and Odour Removal
- Certified NSF/ANSI Standard 42 - WQA
$164.99
Pure CRC 0.5 Micron Chloramine Reduction Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes chlorine
- Improves Taste and Odor
- 100% Coconut Carbon Block Cartridge
$184.99
Aragon Water Filter Replacement Cartridge 20" x 4.5"
- Highly recommended for town
- Chlorine, Bacteria Gone
- Removes Heavy Metals
$319.99
Life in Every Drop 5 Micron Carbon Block Big Blue Whole House Water Filter Replacement Cartridge 20" x 4.5"
- 5 Micron
- Carbon Block
- Replacement Cartridge 20" x 4.5"
$102.99
HPF Polyspun Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- 100% Polypropylene
- Economical Cost
$46.99
Replacement Cartridge Pack for HPF 20" x 4.5" Triple Big Blue Whole House Chloramine Reduction Water Filter System
- HPF 20" x 4.5"
- Whole House
- Big Blue
$299.99
5 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$79.99
1 Micron Polyspun Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- 100% Polypropylene
- Economical Cost
$64.99
Replacement Cartridge Pack for MWF 20" x 4.5" Single Big Blue Whole House Water Filter System
- Kills Bugs & Bacteria in water
- Highly recommended for rain water
- Removes Heavy Metals & Virus
$48.99
Unicel 20 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$142.99
Unicel 10 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$119.99
Unicel 1 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$219.99
Unicel 5 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- Quality product
- Fits standard filter housings
$149.99
HPF 5 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$79.99
Pure BCC 0.5 Micron Silver Impregnated Carbon Block Whole House Water Filter Replacement Cartridge 20" x 4.5"
- NSF Certified
- Carbon Block
- 20" x 4.5"
$149.99
HPF 50 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$82.99
HPF 20 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$79.99
HPF 1 Micron Pleated Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre
$83.99
HPF 20 Micron Polyspun Sediment Whole House Water Filter Replacement Cartridge 20" x 4.5"
- Removes sediment
- 100% Polypropylene
- Economical Cost
$64.99