Protect your family with pure water for drinking, bathing, and appliances.
Water Filters in Cairns
Trusted by more than 35,000 Australian households, Great Water Filters provides premium whole-house water filtration systems in Cairns, along with reverse osmosis and alkaline under-sink drinking water systems for everyday household use.
100% No Risk
No Upfront Payment Required
Only Pay when Installed
Why Great Water Filters Australia?
Years of Business
Installing a Whole House Water Filter in Cairns provides clean, balanced water throughout your home. One integrated system treats the incoming supply, improving clarity and taste while supporting plumbing and appliance performance.
Cairns receives treated soft water from rainforest catchments managed by Cairns Regional Council. During heavy rainfall, minor changes in clarity or taste may occur due to natural conditions. Our filtration systems stabilise these variations by reducing sediment, chlorine, and organic compounds, delivering consistently clear, pleasant water across every outlet.
Our Cairns filtration range includes multi-stage filtration, UV sanitisation, and optional softening modules suited to local water profiles.
With free installation and interest-free payment plans, upgrading your home’s water quality in Cairns is simple and convenient.
Upgrade your home today with Whole House Water Filters in Cairns for balanced, clean water throughout your property.
Buy a ES5Q Wellness Whole House, ES3 Reverse Osmosis or ES2 Alkaline water filter system and you’ll automatically be upgraded to our 10 Year VIP Super Saver & Support Package, worth $750!
For a limited time only!
For a limited time only!
Sit Back & Relax
We do everything for you!
Transparent Pricing Upfront-No. Extras
Choice afterpay—ZIP Humm Available.
Free Installation- All Australia
100% No Risk - No Payment Required
Only Pay when Installed
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Free Technology Updates
Access the very latest, cutting-edge, breakthrough cartridge water filtration technology.
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Free Postage & Tracking
Enjoy the convenience, delivery straight to your door – completely for free.
Fully tracked and guaranteed
Free 5 Yr Guarantee Extension
Extra Product Grantee Extension from market normally 1 Year to 5 YEARS (Service call outs 2 years)
Enjoy Pure Drinking Water Today
TOUCH
01
Choose Your Package
01Choose Your Package
Only Pay $500 Deposit
TOUCH
02
Sit Back & Relax
02Sit Back & RelaxFree Installation
TOUCH
03
Peace of Mind
03Peace of Mind10 Years of VIP Savings
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TOUCH
04
Cartridge Replacement Support & Care
04Cartridge Replacement Support & CareCourtesy reminder calls to schedule a service, post out or arrange installation of replacement water filter cartridges.
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TOUCH
05
Technology Updates
05Technology UpdatesAccess the very latest, cutting-edge, breakthrough water filtration technology.
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TOUCH
06
Free Postage
06Free Postage
Enjoy the convenience of having your up to date water cartridges replacement delivered straight to your door – completely for free.
3 Steps to Pure Water
01
Choose your Package
Sit back and relax with our easy turnkey solution. Flexible payment options make it simple.
02
Frozen Price Guarantee
Enjoy peace of mind with our no-fit-no-fee guarantee. Frozen price includes full installation.
03
Pay Only Once Installed
No upfront costs, no hidden surprises. You pay only once your system is fully fitted and working.
Pure Water, Zero Upfront
Flexible Payment Options
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TOUCH
Cartridge Replacement Support & Care
Cartridge Replacement Support & CareCourtesy reminder calls to schedule a service, post out or arrange installation of replacement water filter cartridges.
.png?width=300&name=Untitled%20design%20(24).png)
TOUCH
Technology Updates
Technology UpdatesAccess the very latest, cutting-edge, breakthrough water filtration technology.
.png?width=300&name=Untitled%20design%20(22).png)
TOUCH
Free Postage
Free Postage
Enjoy the convenience of having your up to date water cartridges replacement delivered straight to your door – completely for free.
TOUCH
Free 5 Yr Guarantee Extension
Free 5 Yr Guarantee Extension
Extra Product Grantee Extension from market normally 1 Year to 5 YEARS (Service call outs 2 years)
Discover the Benefits of Our “Wellness” Whole House Water Filters in Cairns
Our Wellness filtration systems enhance taste, clarity, and comfort throughout the home while supporting stable water quality year-round. Enjoy cleaner, softer, and better‑tasting water with a low‑maintenance system designed to make life in your Cairns home healthier and more comfortable every day.
Experience Pure “Wellness” Water with Whole House Water Filters Cairns
ES5Q Whole House Wellness
Improve your Cairns home’s water quality with the ES5Q. It provides refined, balanced water across all outlets and helps reduce sediment effects.
The ES5Q features Auto-Backwash and Vortex Water Softening from the ES5 Essential, ensuring efficient, low-maintenance operation.
Here’s why families across Cairns trust us:
✅ Beautiful Design
✅ Patented Design. Engineered in Australia
✅ Suitable for Town, Tank & Bore Water
✅ Micro Filtration up to 1 micron
✅ Removes Dirt, Chlorine, Chloride, Heavy Metals, Bacteria, Chemicals, Hardness and Fluoride
Technology Light Years Ahead
Advanced Filtration Technology for Cairns Homes
Our systems deliver consistent clarity and taste even during seasonal rainfall variation within the regional catchment supply.
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Bonus Digital Back-flush ($2,000 value)
We keep your filter cartridges functioning at their best. Enjoy hassle-free, efficient water filtration with ease!
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Superior Product Guarantee
Intuitive Gauges
Double Door Access
Stainless Steel Bypass
Unique Wellness Technology
Vortex Softener -
10 Year VIP New Filter Technology
Whenever it’s time for a filter change, you will receive these upgrades automatically and at no additional cost.
A Better Design & Quality
Better Design & Quality for Cairns Homes
Engineered for reliability and long-term use, our filtration systems provide dependable performance across Cairns and surrounding suburbs.
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QUALITY 316 MARINE GRADE STAINLESS STEEL
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Built with premium Marine Grade 316 Stainless Steel for durability and weather resistance.
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EASY ACCESS DOORS – TOP & FRONT
Featuring easy access doors both above and in the front, maintenance of our filtration unit is hassle-free.
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SMART BUILT-IN BYPASS DESIGN
Built-in bypass system ensures uninterrupted water supply during maintenance or cartridge changes.
Compare the Market
Which Water Filter is Right for Your Cairns Home?
Our under-sink systems remove impurities, restore beneficial minerals, and maintain a balanced pH of 7+, providing smooth, refreshing drinking water from your tap.
If you’re looking for the perfect Water Filter for Cairns, explore our comparison guide to help you choose the system that best meets your needs.
FEATURES
Great Water ES5Q Whole House
Other Whole House Systems
FREE Installation
High Flow - Life Saver Backflush
Wellness Revitalisation
Vortex Softener
316-Marine Grade Stainless Steel
Patented
Our Whole House Water Filtration Systems are designed to deliver clean, safe, and healthy water to every tap in your home — protecting your family from chlorine, odour, bacteria, viruses, chemicals, and impurities. Your home deserves more than just filtered drinking water. With purified water flowing through every pipe, you’re not only safeguarding your health but also preserving your appliances and enhancing your entire lifestyle.
Here’s why families across Australia trust us:
✅ Beautiful Design & Smart Door Access
✅ Built in SS Bypass
✅ Intuitive Notification Gauges
✅ Quality 316 Marine Grade Stainless Steel
✅ Filtration up to 1 micron
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Under Sink Water Filters Cairns
Reverse Osmosis & Alkaline Water Filtration Systems
Our under‑sink water filter systems remove impurities, reintroduce healthy minerals, and balance pH to 7+, delivering fresh, clean drinking water. Designed for easy cartridge replacement, these systems are trusted in homes, offices, and workplaces across Cairns.
ES2
Alkaline Water Filters Cairns
Our Elite Series 2 is a premium alkaline and mineral water filter, designed for everyday use in Cairns. After advanced purification, it reintroduces essential minerals to deliver perfectly balanced, mineral-rich drinking water.
- pH Balanced Water
- Puts Healthy Minerals Back In
- Lead Free European Tap
ES3
Reverse Osmosis Water Filters Cairns
Our ES3 reverse osmosis (RO) water filter delivers the ultimate home filtration for Cairns and Queensland households. Using the same world-renowned RO technology trusted in bottled water production, it removes up to 99% of contaminants for safer, cleaner drinking water.
- Removes 99% Fluoride
- Intuitive Pressure Gauges
- Stylish Stainless Steel Tap
Boiled, Chilled & Sparkling Water Filters
Instant Boiling & Chilled
Enjoy instant boiling, chilled, or sparkling purified water with our advanced systems. Perfect for baby formula, sterilising, soups, and effortless tea or coffee, these water filters eliminate the need to buy, lift, or store heavy bottles and are ideal for water sources across Cairns.
Great Water Filters Scheduled Events 2025/6
- SEPTEMBER
- OCTOBER
- APRIL
- JUNE
19-21 September
BRISBANE
Brisbane Convention & Exhibition Centre
Explore our range today and experience the benefits of clean, safe, and healthy water.
10-12 October 2025
SYDNEY
International Convention Centre Sydney
Show stand: A25
Explore our range today and experience the benefits of clean, safe, and healthy water.
17-19 April 2026
MELBOURNE
Melbourne Convention & Exhibition Centre
Show stand: A05
Explore our range today and experience the benefits of clean, safe, and healthy water.
5-7 June 2026
PERTH
Perth Convention & Exhibition Centre
Explore our range today and experience the benefits of clean, safe, and healthy water.