Best Whole House Water Filter Cartridges
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Our collection of Whole House Water Filter Cartridges is designed to ensure every drop of water in your home is pure, clean, and refreshing. With a variety of sizes, filtration capabilities, and advanced technologies, these cartridges are ideal for removing sediment, chlorine, chloramine, heavy metals, and other contaminants, improving water taste, smell, and quality. Whether you need a replacement for a single-stage, twin, or triple-stage system, we’ve got you covered with options that fit standard housings.
We continually update our selection to meet our community’s needs, so if you don’t see what you’re looking for, feel free to email us at help@mywaterfilter.com.au or call 02 5562 0255. Our friendly Sales Team is ready to assist you.
Frequently Asked Questions
The replacement frequency depends on your water quality and usage, but generally, cartridges should be replaced every 6–12 months.
Our cartridges fit standard Big Blue and other whole house filtration systems. Check the size (e.g., 10" x 4.5" or 20" x 4.5") and compatibility details in the product description.
Consider your filtration system, water quality, the contaminants you want to remove, and desired water pressure. Our product descriptions and Sales Team can guide you to the best choice.

- Removes Chlorine
- Quality product
- Removes Bugs and Bacteria

- Only fits AquaCo Classic
- Removes chlorine & chemicals
- Tasty water from all taps

- Only Suitable for Aquaco Water Filters
- Special Nipple and Connection
- Removes Bacteria, Chlorine, Chloramine

- Sealed Leak Proof Base Cap
- Non Leak Nipple Top Cap
- Suitable Only for Aquaco

- Sealed Leak Proof Base Cap
- Non Leak Nipple Top Cap
- Suitable Only for Aquaco

- Sealed Leak Proof Base Cap
- Non Leak Nipple Top Cap
- Suitable Only for Aquaco

- Sealed Leak Proof Base Cap
- Non Leak Nipple Top Cap
- Suitable Only For Aquaco

- Blocks Chlorine & Chloramine
- Removes other unwanted contaminants
- Perfect for any Australian state

- Kills Bugs & Bacteria in water
- Highly recommended for rain water
- Removes Heavy Metals & Virus

- HPF 20" x 4.5"
- Whole House
- Big Blue

- Kills Bugs & Bacteria in water
- Highly recommended for rain water
- Removes Heavy Metals & Virus

- You select your own cartridge
- 12 Months Life Span
- Whole House

- HPF 20" x 4.5"
- Whole House
- Big Blue

- Replacement Cartridge Pack
- 20" x 4.5"
- Twin Big Blue Whole House

- HPF 20" x 4.5"
- Whole House
- Big Blue

- You select your own cartridge
- 12 Months Life Span
- Whole House

- HPF 10" x 4.5"
- NSF Certified
- Big Blue

- HPF 10" x 4.5"
- Whole House
- Twin Big Blue

- Sediment + Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour

- Blocks Sediments, Algae, Dirt, Particles, etc.
- Improves taste & odor
- Great for gravity or low pressure systems

- Sediment + Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour

- Sediment + 2 x Carbon block cartridges
- Removes chlorine
- Improves taste, smell and colour

- Sediment + Carbon block cartridges
- Removes chlorine
- Improves taste, smell and colour

- Sediment + Carbon block cartridges
- Reduces herbicides
- Improves taste, smell and quality

- Aragon Cartridge
- Carbon Block Cartridge
- Improves taste, smell and colour

- Sediment + 2 x Carbon Block Cartridges
- Removes Chlorine
- Improves Taste, Smell and Colour

- 1 Sediment + 2 Carbon block cartridges
- Eliminates chlorine
- Improves taste, smell and colour

- Sediment + Carbon Block Cartridges
- Removes Chlorine
- Improves Taste, Smell and Colour

- Highly recommended for town
- Chlorine, Bacteria Gone
- Removes Heavy Metals

- Removes chlorine
- Improves Taste and Odor
- 100% Coconut Carbon Block Cartridge

- Removes - Lead reduction, Arsenic, Heavy metals
- Great Chlorine, taste and Odour Removal
- Certified NSF/ANSI Standard 42 - WQA

- Removes chlorine
- Improves Taste and Odor
- 100% Coconut Carbon Block Cartridge

- Removes chlorine
- Improves Taste and Odor
- NSF Certified

- 5 Micron
- Carbon Block
- Replacement Cartridge 20" x 4.5"

- Removes sediment
- 100% Polypropylene
- Economical Cost

- NSF Certified
- Carbon Block
- 20' x 4.5'

- Highest flow Performance carbon block technology
- High Performance Coconut Shell 100%
- Great Chlorine, taste and Odor Removal

- Removes sediment
- 100% Polypropylene
- Economical Cost

- Removes sediment
- 100% Polypropylene
- Economical Cost

- Removes sediment
- 100% Polypropylene
- Economical Cost

- Removes sediment
- 100% Polypropylene
- Economical Cost

- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre

- Removes sediment
- Quality product
- Fits standard filter housings

- Removes sediment
- Quality product
- Fits standard filter housings

- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre

- Removes sediment
- Quality product
- Fits standard filter housings

- Sediment Filter
- Economical cost
- 100% Polypropylene Fibre