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Whole House

Protect your family with pure water for drinking, bathing, and appliances.
Clean water for whole house: reduces sediment, chlorine, odors, tastes.
Revitalise your water with Australia’s leading water softener system.
Eliminate bacteria and viruses across your entire home with UV filtration.
Under Sink

Ultra-pure drinking water: removes fluoride, chlorine, lead, and harmful contaminants.
Rebalance your water: added calcium, magnesium for healthier alkaline drinking.
Chilled, Boiling & Sparkling

Instant hot water for beverages and cooking, purified and mineral-enriched.
Enjoy instant, filtered, mineral-rich chilled water straight from your tap.
Enjoy instant, boiling, chilled and sparkling water straight from your tap.
Water Filter Package Bundles

Total home water protection with advanced reverse osmosis purification.

Find your water filter cartirdge replacement, accessories, or update your water filter replacement.
12-month interest-free, 4 Afterpay instalments or pay on completion with our No-Fit-No-Fee Guarantee.
Hassle-free filter replacements ensure consistently clean, safe drinking water at home.
Professional licensed plumber installs your water system perfectly, quickly, and at no cost.
Exclusive membership program offers decade-long savings and priority benefits for members.
Complete peace of mind with comprehensive warranty and reliable product guarantee.
Precision-designed water systems, crafted in Australia for durability, reliability, and peak performance.
ES5Q Auto Digital Backflush
Our flagship Whole House features high-flow auto flush technology to deliver unmatched pressure and cartridge life
Australia & New Zealand Coverage
With 33 years of water filtration experience and over 35,000 customers served, we provide fully installed, hassle-free systems across Australia and New Zealand.

RO Systems vs Bottled Water Cost Safety Convenience

Bottled water feels easy. Grab, drink, repeat.
But over time, the cost adds up. The inconvenience builds. And questions around safety and quality start to matter.
A reverse osmosis system offers a different approach. Clean, filtered water straight from your tap.
Here is how they compare.

Cost Comparison Over Time

Bottled water is one of the most expensive ways to drink water.
You pay for:

  • Packaging
  • Transport
  • Storage
  • Ongoing repurchase

For a typical household, this can cost thousands per year.
A reverse osmosis water filter system is a one time setup with minimal ongoing maintenance.

The Real Difference

  • Bottled water is a recurring expense
  • RO is a long term investment
  • Cost per litre with RO is significantly lower

Over time, RO wins on value.

Safety And Water QualityWater test, water test micro organisms, water test dirty water, compare water after filtration,

Many people assume bottled water is safer. That is not always the case.
Bottled water can sit in storage for long periods and may be exposed to heat or plastic leaching.
An RO system filters water on demand.
The ES3 reverse osmosis system removes:

  • Chlorine
  • Fluoride
  • Heavy metals
  • Bacteria
  • Dissolved solids

What This Means For You

  • Freshly filtered water every time
  • Greater control over your water quality
  • No reliance on storage or transport conditions

Convenience And Daily Use

Bottled water requires constant effort.

  • Buying regularly
  • Carrying heavy packs
  • Storing bottles
  • Managing waste

An RO system simplifies everything.
You get clean drinking water directly from your tap whenever you need it.

Everyday Benefits

  • No running out of water
  • No lifting or storage
  • Instant access to clean drinking water

Environmental Impact

Plastic waste is a growing concern.
Even with recycling, bottled water creates significant environmental pressure.
RO systems reduce reliance on single use plastic.

A Smarter Choice

  • Less plastic waste
  • Lower transport impact
  • More sustainable long term

Where Whole House Filtration Fits In

If you are already thinking about water quality, it is worth looking beyond drinking water.
A whole house water filter improves water across your entire home.
This means:

  • Cleaner showers
  • Less chlorine exposure
  • Protection for plumbing and appliances

Many homeowners pair RO with whole house filtration for complete coverage.

RO vs Bottled Water Quick Comparisonhealthy living bottle water, bottle water

Bottled Water

  • High ongoing cost
  • Inconsistent storage conditions
  • Requires transport and storage
  • Creates plastic waste

Reverse Osmosis System

  • Lower long term cost
  • High level filtration
  • On demand clean water
  • No plastic waste

Why More Households Are Switching

The shift is simple.
People want:

  • Better water quality
  • Lower long term cost
  • Less hassle
  • More control

RO delivers on all four.
Compared to options from completehomefiltration, wateranalytics, and puretec, Great Water Filters Australia focuses on high performance systems with professional installation and long term reliability.

Product Recommendation

For pure drinking water at home:

For full home water improvement:

For the best outcome, combine both.

Frequently Asked Questions

Is RO Water Cheaper Than Bottled Water Yes.
Over time, RO water costs far less per litre compared to bottled water.
Is Bottled Water Safer Than RO Water Not necessarily.
RO systems filter water at the point of use, giving you more control over quality.
Does RO Water Taste Better Yes.
By removing chlorine and dissolved solids, RO water typically has a cleaner taste.
Is RO Water Safe To Drink Every Day Yes.
RO systems like the ES3 reverse osmosis system are designed for daily drinking water.
Do I Still Need Bottled Water With RO No.
An RO system replaces the need for bottled water at home.
What Is The Best Setup For Home Use For most households:
  • RO for drinking water
  • Whole house filtration for full home protection

Ready To Stop Buying Bottled Water

Switch to a smarter, long term solution.
Clean drinking water straight from your tap.

COMMENTS

Australia’s First Patented Whole House Wellness System With High-Flow Performance And Automatic Dirt Flush

Stage 1
40 Microns

High-Flow Auto Dirt Flush

The High-Flow Auto Dirt Flush removes larger dirt and sediment before it reaches the finer filter stages. Every 7 days, it automatically flushes this waste to the garden or drain, helping protect the cartridges, extend filter life, reduce replacement costs, and maintain strong water pressure

Removes Dirt and Helps Double Filter Life

Saves $100s On Replacement Cartridges

Strong Water Pressure Across Entire Property

Stage 2
1 Microns

Cellulose Pre-Filteration

Prevents blocking prematurely, captures dust, dirt, rust, sand and silt.

Stage 3
1 Microns

Super Silver Carbon

Removes Chlorine | Heavy Metals | Bacteria deep purification for better taste & purity

Stage 4
1 Microns

Wellness Revitaliser

The essence of a natural volcanic spring right in your home.

Revitalises water with Minerals.

Stage 5

Vortex Softener

Softens and restructures water molecules without chemicals and power.

Prevents limescale buildup

Reduces hardness naturally

Improves appliance longevity

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