Choosing the best water filter system in Australia is not about picking the biggest filter, the most expensive package or the one that follows you around Facebook after you search for “whole house water filter” once.

The best filtration setup depends on the water source, the problem you are trying to solve, the home’s flow rate, the kitchen layout, whether the water is mains, rainwater or bore, and whether the priority is taste, chlorine, PFAS, fluoride, scale, drinking water, shower water or full-home protection.

For JR Gas & Water, the best water filter system for most premium homes is not one single product.

It is a properly layered setup.

For treated mains water homes, the strongest all-round filtration direction is usually:

Puretec FilterWall F6 or F5 for the whole home
Puretec Z6 for everyday kitchen water
Puretec RO270 for dedicated reverse osmosis drinking water

For rainwater homes, the strongest direction is usually:

Puretec Hybrid E13 AMC for premium enclosed rainwater filtration and UV
Puretec Hybrid G13 for uncovered UV filtration
Puretec WU-UV250 for budget UV treatment
Puretec Hybrid P Series where a pump and filtration system are needed together

JR Gas & Water supplies, installs and services water filters across Brisbane, the Gold Coast and nearby South East Queensland areas.

This guide is the main filtration comparison page. It covers every major water filter type, then links through to JR’s detailed specialist guides for PFAS, reverse osmosis, under-sink filters, rainwater systems, whole-home mains water filters, hard water and scale, full filtration combos and chlorine reduction.

Quick Answer: Best Water Filter System by Type

If you only want one starting point, use this rule:

Choose a whole-home system if you want every tap and shower improved.
Choose an under-sink filter if drinking and cooking water are the only concern.
Choose reverse osmosis if PFAS, fluoride, heavy metals or dissolved impurities are the priority.
Choose a rainwater UV system if tank water is used inside the home.
Choose a combination setup if you want the strongest result.

Important Note on Competitor Comparisons

Australia’s water filtration market is full of polished Facebook ads, in-home demonstrations, online filter warehouses, wellness-style water claims, cheap marketplace kits, retail house-brand filters and premium-looking whole-home packages.

Some of those systems may suit the right home. Not every competing product is bad.

However, some water filtration companies are very protective of direct public comparisons, especially when another product is recommended above theirs. To keep this guide focused on useful buying advice rather than brand disputes, JR Gas & Water compares the main competitor types using anonymous labels.

That means this article compares Puretec against:

Brand A: the premium-looking whole-home filter brand that seems to follow you around Facebook, Instagram and YouTube after you search for water filters once

Brand B: the in-home demonstration company that uses quick water tests, colour changes, hardness demos or handheld meters to make tap water look worse than it is

Brand C: the large online filter warehouse with hundreds of cartridges, housings, reverse osmosis systems, UV systems and DIY filter kits

Brand D: the wellness-style water brand focused on alkaline water, mineral claims, lifestyle messaging and luxury drinking water language

Brand E: the cheap online marketplace filter kit that looks similar to a premium system but may not have the same fittings, compliance, support or long-term cartridge access

Brand F: the lower-cost retail or trade house-brand filter system that is easy to buy today but may not have the same specialist filtration support long term

These labels are not used to attack other businesses. They are used so homeowners can recognise the type of system being compared without turning the article into a brand-name argument.

The real question is not “which filter company has the loudest marketing?”

The better question is:

Which water filtration system is correctly matched to the home, easy to service, easy to get cartridges for, suitable for Australian plumbing, and still a smart choice in five years?

That is where Puretec stands out.

2026 Best Water Filter System Awards

How to Choose the Right Water Filter System

Before choosing a filter, start with the water source.

A mains water home, rainwater tank home and bore water property should not automatically use the same system.

Then identify the actual concern.

A customer saying “my water is bad” may mean:

• It tastes like chlorine

• It smells like chlorine in the shower

• It leaves white scale marks

• It has visible sediment

• They are concerned about PFAS

• They are concerned about fluoride

• They want better coffee and tea

• They are replacing bottled water

• They use rainwater inside the home

• They have a pump and tank system

• They need UV treatment

• They have bore water staining

• They want every tap filtered

• They only care about drinking water

The correct system depends on the problem.

A reverse osmosis system is not the same as a whole-house filter. A chlorine filter is not the same as a water softener. A rainwater UV system is not the same as an under-sink kitchen filter. A TDS meter is not a full water quality report.

That is why this guide splits filtration into types.

1. Best Whole-Home Mains Water Filter Systems

Whole-home mains water filters are installed at the point of entry so water is filtered before it reaches taps, showers, appliances, the laundry and the hot water system.

This is the best category if the customer wants better water throughout the home.

Whole-home mains filtration is best for:

• Chlorine taste and smell

• Shower water smell

• General tap water improvement

• Sediment reduction

• Better water before appliances

• Better water before the hot water system

• Whole-home water quality

• Premium new builds and renovations

• Homes where every tap matters

The best whole-home systems in the JR range are:

1. Puretec FilterWall F6 — best for premium scale-conscious mains water homes

2. Puretec FilterWall F5 — best full premium filtration system

3. Puretec WH2-55 AMC — best value covered whole-home system

4. Puretec EM2-150 — best big-flow system

5. Puretec EM2-60 — best budget whole-home system

For a full breakdown of the best mains water systems, read JR’s detailed guide to best whole-home water filter systems in Australia.

Best Overall Whole-Home Mains System: Puretec FilterWall F6

The Puretec FilterWall F6 is the best whole-home mains water filter for premium homes where scale, hardness, chlorine, sediment, presentation and long-term ownership all matter.

It is the top pick when the customer wants a cleaner installed finish and a system that feels like a proper home upgrade.

The F6 is best for:

• Premium homes

• New builds

• Renovations

• Homes with visible filter locations

• Customers concerned about scale build-up

• Homes with chlorine smell complaints

• Customers wanting better water before the hot water system

• Families wanting whole-home water improvement

The F6 is also the winner in JR’s dedicated guide to the best water filter for hard water and scale in Australia.

Best Full Premium Filtration: Puretec FilterWall F5

The Puretec FilterWall F5 is the best premium full-filtration system where the main concerns are chlorine, sediment, taste, odour and PFAS-capable whole-home filtration.

If the F6 is the scale-conscious premium winner, the F5 is the filtration-first premium winner.

The F5 is especially strong for customers who want a premium whole-home system and may later pair it with RO at the kitchen.

It is also the best whole-home option in JR’s best water filter for PFAS Australia guide when paired with the RO270.

Best Value Covered Whole-Home System: Puretec WH2-55 AMC

The Puretec WH2-55 AMC is the best value covered whole-home system.

It gives homeowners a strong middle ground between a basic exposed system and a premium FilterWall cabinet.

It is best for:

• Medium homes

• Value-conscious owner-occupiers

• Customers wanting a covered exterior filter

• Homes where chlorine, taste, odour and sediment are the main concerns

• Customers who want better presentation than exposed housings

Best Big-Flow Whole-Home System: Puretec EM2-150

The Puretec EM2-150 is the best whole-home system where flow rate is the priority.

This matters for larger homes because a whole-home filter sits on the main incoming water line. If the system is undersized, the customer may notice pressure drop when showers, taps, laundry or appliances run together.

Choose EM2-150 if the home needs capacity more than cabinet presentation.

2. Best Rainwater Filtration Systems

Rainwater filtration is different to mains water filtration.

Mains water has already been treated before it reaches the property. Rainwater is collected from roofs, gutters and tanks. That means it may be affected by sediment, organic matter, tank condition, wildlife, pump setup and microbiological risk.

Rainwater filtration is best for:

• Tank water used inside the home

• Acreage homes

• Rural properties

• Homes with pumps and rainwater tanks

• Drinking water from tanks

• Bathroom and kitchen rainwater use

• Whole-house tank water supply

• UV disinfection

• Sediment and organic matter reduction

The best rainwater systems in the JR range are:

1. Puretec Hybrid E13 AMC — best overall enclosed rainwater filtration and UV system

2. Puretec Hybrid G13 — best uncovered UV rainwater filtration system

3. Puretec WU-UV250 — best budget UV rainwater system

4. Puretec Hybrid P Series — best all-in-one filtration, UV and pump system

For a full rainwater comparison, read JR’s guide to best rainwater filtration systems in Australia.

Best Overall Rainwater System: Puretec Hybrid E13 AMC

The Puretec Hybrid E13 AMC is the best rainwater filtration system for premium homes using tank water internally.

It combines rainwater filtration with UV treatment in an enclosed cabinet-style system.

It is best for:

• Premium acreage homes

• Rainwater-fed homes

• Homes using tank water inside

• Customers wanting UV disinfection

• Visible installations where appearance matters

• Homes wanting a more complete rainwater treatment setup

Best Uncovered Rainwater System: Puretec Hybrid G13

The Puretec Hybrid G13 is the best uncovered rainwater filtration system.

It gives strong filtration and UV treatment without the enclosed cabinet, making it a good fit where performance and access matter more than presentation.

It is best for:

• Utility areas

• Pump sheds

• Acreage homes

• Protected service locations

• Customers wanting strong UV treatment without cabinet pricing

Best Budget UV Rainwater System: Puretec WU-UV250

The Puretec WU-UV250 is the best budget UV rainwater system.

It is a good starting point where UV treatment is required but the customer does not need a premium Hybrid E or G system.

The important point is that UV works best with suitable pre-filtration. If water is cloudy, dirty or high in sediment, UV effectiveness can be reduced.

Best Rainwater Filter and Pump System: Puretec Hybrid P Series

The Puretec Hybrid P Series is the best option when the home needs filtration, UV and pump pressure in one integrated system.

This is ideal for homes where the existing pump is old, undersized, noisy or unreliable, or where the customer wants a cleaner all-in-one setup.

The Hybrid P Series is best for:

• Homes needing a pump and filtration system together

• Rainwater-fed houses

• Acreage properties

• Premium tank water setups

• Customers wanting a cleaner cabinet-style installation

• Homes replacing messy pump-and-filter arrangements

3. Best Under-Sink Water Filter Systems

Under-sink filters treat water at the kitchen.

They are best when the customer’s main concern is drinking water, cooking water, coffee, tea and everyday kitchen use.

Under-sink systems are best for:

• Drinking water

• Coffee

• Tea

• Cooking

• Washing fruit and vegetables

• Filling bottles

• Replacing filter jugs

• Apartments and townhouses

• Homes where whole-home filtration is not possible

• Customers who only care about kitchen water

The best under-sink systems in the JR range are:

1. Puretec RO270 — best for purist drinking water

2. Puretec Z6 — best for everyday kitchen use

3. Puretec Tripla Range — best filter and mixer combination

4. Puretec TS200 — best twin-canister system

5. Puretec Z12 — best dedicated filtered tap system

For a full under-sink comparison, read JR’s guide to best under-sink water filters in Australia.

Best Everyday Kitchen Filter: Puretec Z6

The Puretec Z6 is the best under-sink filter for everyday use.

It filters water through the existing kitchen mixer, which makes it very convenient for families.

It is best for:

• Drinking

• Cooking

• Coffee

• Tea

• Kettle water

• Filling bottles

• Washing produce

• Homes that do not want a separate filtered tap

The Z6 is the right choice when convenience matters more than reverse osmosis.

Best Purist Drinking Water System: Puretec RO270

The Puretec RO270 is the best under-sink system when the customer wants reverse osmosis drinking water.

It is the right category for concerns such as:

• PFAS

• Fluoride

• Heavy metals

• Dissolved impurities

• Nitrate

• Salts

• Bottled water replacement

If the main goal is the purest drinking water, RO270 beats a standard under-sink filter.

Best Combination Filter and Tap Set: Puretec Tripla Range

The Puretec Tripla Range is the best option for kitchen renovations and premium tap layouts.

A Tripla setup allows hot, cold and filtered water through one 3-in-1 mixer.

This is ideal for:

• Stone benchtops

• New kitchens

• Premium homes

• Customers replacing a mixer anyway

• Homes that do not want an extra filtered tap

• Cleaner kitchen design

4. Best Reverse Osmosis Water Filter Systems

Reverse osmosis is the best category when the customer wants dedicated drinking water purification.

RO is not usually the best whole-home solution. It is best used at the kitchen for drinking, cooking, coffee and bottles.

Reverse osmosis is best for:

• PFAS-focused drinking water

• Fluoride reduction

• Heavy metal reduction

• Dissolved impurity reduction

• Bottled water replacement

• Drinking water quality

• Coffee and specialty water

• High-output purified water where required

The best reverse osmosis systems in the JR range are:

1. Puretec RO270 — best value RO system

2. Puretec RO270 Food Service System — best for coffee

3. Puretec ROS2700 — best high-flow RO system

For a dedicated breakdown, read JR’s guide to best reverse osmosis systems in Australia.

Best Value Reverse Osmosis: Puretec RO270

The Puretec RO270 is the best value reverse osmosis system for most homes.

It is best for:

• Family drinking water

• PFAS concerns

• Fluoride concerns

• Heavy metal concerns

• Bottled water replacement

• Dedicated kitchen purified water

It is not the cheapest RO system online, but it is a better long-term choice because it is serviceable, reputable and supported through proper plumbing supply channels.

Best RO for Coffee: Puretec RO270 Food Service System

Coffee water matters.

Water affects extraction, flavour, scale, machine performance and consistency. The RO270 Food Service System is the best option where coffee equipment or food-service style use is a major priority.

It is best for:

• Coffee machines

• Home barista setups

• Offices

• Small food-service applications

• Specialty water use

• Customers who care about water consistency

Best High-Flow RO: Puretec ROS2700

The Puretec ROS2700 is the best high-flow reverse osmosis system.

It is designed for customers who want more output than a standard domestic RO system.

It is best for:

• Larger households

• Heavy drinking water users

• Premium kitchens

• Customers replacing bottled water at scale

• Higher-output purified water needs

5. Best Water Filter for PFAS

PFAS filtration should not be treated like a normal taste-and-odour filter.

PFAS cannot be proven with a hardness demo, TDS meter or colour-changing sales test. If PFAS is a serious concern, proper testing matters.

For most homes, the strongest PFAS strategy is:

Puretec FilterWall F5 for whole-home PFAS-capable filtration
Puretec RO270 for dedicated reverse osmosis drinking water

For premium scale-conscious homes, the upgrade is:

Puretec FilterWall F6 + RO270

For a full PFAS-specific breakdown, read JR’s guide to the best water filter for PFAS in Australia.

Best Overall PFAS Setup: Puretec F5 + RO270

This setup works because it treats PFAS at two levels.

The F5 handles whole-home filtration before water reaches the property. The RO270 provides a dedicated drinking water layer at the kitchen.

This is better than relying on one filter to do everything.

Best PFAS Drinking Water Filter: Puretec RO270

If the main concern is drinking water, start with the RO270.

It is the best value PFAS drinking water filter in JR’s range because reverse osmosis is the right technology category for customers concerned about dissolved impurities.

Best High-Flow PFAS Drinking Water: Puretec ROS2700

The ROS2700 is the premium option where a home needs more purified water output than a standard RO system.

6. Best Water Filter for Chlorine Reduction

Chlorine is one of the most common reasons customers start looking at filtration.

It can affect:

• Tap water taste

• Shower smell

• Bath water smell

• Coffee and tea flavour

• Kettle water

• Ice

• Bottles

• General household water comfort

The best chlorine reduction setup depends on whether the customer wants whole-home filtration or kitchen-only filtration.

For the full specialist article, read JR’s guide to the best water filter for chlorine reduction in Australia.

Best Whole-Home Chlorine Filter: Puretec FilterWall F5

The Puretec F5 is the best chlorine-first premium whole-home system.

It is best for customers who want reduced chlorine taste and smell from every tap and shower.

Best Premium Chlorine Upgrade: Puretec FilterWall F6

The F6 is the better choice when chlorine reduction and scale-conscious filtration both matter.

Best Value Chlorine Filter: Puretec WH2-55 AMC

The WH2-55 AMC is the best value covered whole-home option for chlorine, taste, odour and sediment reduction.

Best Kitchen Chlorine Filter: Puretec Z6

The Z6 is the best kitchen-only chlorine filter because it improves everyday drinking and cooking water through the existing mixer.

Best Chlorine Combo: Puretec F5 + Z6

The best full chlorine reduction setup is F5 for the whole home plus Z6 at the kitchen.

This gives every tap better water, then gives the kitchen another layer where drinking, cooking and coffee happen most often.

7. Best Water Filter for Hard Water and Scale

Hard water and scale are different to chlorine and PFAS.

Hardness usually relates to calcium and magnesium. Scale is the build-up that can appear around fixtures, shower screens, kettles, coffee machines, hot water systems and appliances.

If the problem is scale, a kitchen-only filter is usually not enough.

The best system is a whole-home point-of-entry filter.

For the full specialist article, read JR’s guide to the best water filter for hard water and scale in Australia.

Best Scale-Conscious Whole-Home Filter: Puretec FilterWall F6

The F6 is the best JR recommendation for scale-conscious homes.

It is best for:

• White scale marks

• Shower build-up

• Kettle scale

• Hot water system scale concerns

• Premium homes

• New builds

• Renovations

• Homes wanting whole-home filtration before appliances

Important Note: Filter vs True Softener

Not every scale-conscious filter is a true water softener.

A true softener usually removes or exchanges hardness minerals and may require salt, regeneration, a drain and more maintenance. A scale-conscious system may help manage scale-forming minerals without being the same as a traditional salt softener.

The F6 should be sold honestly as the best Puretec whole-home scale-conscious filtration option, not as a magic fix for every water chemistry issue.

If hardness is a serious concern, proper testing is the better starting point.

8. Best Water Filtration Combo

The best filtration result usually comes from using the right filter in the right location.

That is why the best premium setup is a combo, not a single filter.

For the full specialist article, read JR’s guide to the best water filtration combo in Australia.

Best Overall Combo: Puretec F6 + Z6 + RO270

This is the strongest premium home setup.

The F6 handles the whole home.
The Z6 handles everyday kitchen water.
The RO270 handles dedicated reverse osmosis drinking water.

This combination is best for:

• Premium family homes

• New builds

• Renovations

• Customers wanting better shower water

• Customers wanting better kitchen water

• Customers wanting RO drinking water

• Homes concerned about scale, chlorine, PFAS and drinking water

• Customers who want a proper long-term filtration plan

Best PFAS Combo: Puretec F5 + RO270

If PFAS is the main concern, the best combo is F5 plus RO270.

The F5 handles whole-home filtration, while the RO270 handles dedicated drinking water.

Best Chlorine Combo: Puretec F5 + Z6

If chlorine taste and smell are the main concern, the best combo is F5 plus Z6.

Best Scale and Drinking Water Combo: Puretec F6 + RO270

If hard water, scale and drinking water quality all matter, use F6 plus RO270.

Best Rainwater Combo: Hybrid E13 AMC or Hybrid P Series

If the home uses rainwater internally, the best setup is usually a rainwater UV system, not a standard mains filter.

Choose E13 AMC if the home already has a suitable pump.

Choose Hybrid P Series if the home needs pump pressure and filtration together.

9. Whole-Home Filter vs Under-Sink Filter vs Reverse Osmosis

A lot of customers compare the wrong systems.

Here is the simple difference.

Whole-Home Filter

Best for:

• Showers

• Baths

• Every tap

• Laundry

• Appliances

• Hot water systems

• Chlorine smell

• Sediment before the home

• General household water improvement

Best JR picks:

• Puretec F6

• Puretec F5

• Puretec WH2-55 AMC

• Puretec EM2-150

• Puretec EM2-60

Under-Sink Filter

Best for:

• Drinking

• Coffee

• Tea

• Cooking

• Bottles

• Kitchen water

• Existing mixer filtration

• Dedicated filtered taps

Best JR picks:

• Puretec Z6

• Puretec Tripla Range

• Puretec TS200

• Puretec Z12

Reverse Osmosis

Best for:

• PFAS-focused drinking water

• Fluoride reduction

• Heavy metal reduction

• Dissolved impurity reduction

• Purist drinking water

• Bottled water replacement

Best JR picks:

• Puretec RO270

• Puretec ROS2700

• Puretec RO270 Food Service

Rainwater UV Filtration

Best for:

• Tank water

• Rainwater used inside

• Acreage homes

• Pumped water supply

• Microbiological risk

• UV disinfection

Best JR picks:

• Puretec Hybrid E13 AMC

• Puretec Hybrid G13

• Puretec WU-UV250

• Puretec Hybrid P Series

10. Best Filter by Customer Problem

“My shower smells like chlorine”

Choose a whole-home system.

Best pick: Puretec FilterWall F5

A kitchen filter will not fix shower water. If the shower smell is the problem, treat the water before it reaches the home.

“My tap water tastes bad”

Choose a kitchen filter or whole-home filter depending on whether the issue is kitchen-only or everywhere.

Best kitchen pick: Puretec Z6
Best whole-home pick: Puretec F5

“I am worried about PFAS”

Choose RO for drinking water and FilterWall for whole-home coverage.

Best setup: Puretec F5 + RO270

“I am worried about fluoride”

Choose reverse osmosis at the kitchen.

Best pick: Puretec RO270

“I have white marks and scale”

Choose a scale-conscious whole-home system.

Best pick: Puretec F6

“I use rainwater inside the house”

Choose rainwater filtration with UV.

Best pick: Puretec Hybrid E13 AMC

“I need a pump and filtration together”

Choose an all-in-one rainwater system.

Best pick: Puretec Hybrid P Series

“I want the best complete setup”

Choose a layered system.

Best pick: Puretec F6 + Z6 + RO270

11. Puretec vs Other Water Filter Brands

Other brands are not automatically bad. Some systems may be suitable for some homes.

The issue is that many competing filter systems are weaker when you look at the long-term ownership questions:

• Can cartridges be bought easily?

• Can a normal licensed plumber service it?

• Are replacement parts available?

• Is the system proprietary?

• Is the flow rate suitable?

• Is the system installed properly?

• Is the claim backed by product data?

• Was the system selected properly or just sold through marketing?

• Will it still make sense in five years?

Puretec vs Brand A: The One Always in Your Facebook Feed

Brand A is usually the polished social-media whole-home filter brand.

It may have great ads, emotional videos, family imagery and strong lifestyle messaging.

The system may not be bad, but homeowners should check whether cartridges are proprietary, whether servicing is locked to one company, whether the annual cost is clear, and whether any licensed plumber can service the unit.

Puretec wins because it is easier to support through plumbing supply channels.

Puretec vs Brand B: The In-Home Demo Company

Brand B uses water demonstrations to sell filters.

The problem is that quick demos can be misleading.

A hardness test does not prove PFAS.
A TDS meter does not prove water is unsafe.
A colour-changing test is not a full water quality report.
A dramatic cup of water does not prove the recommended filter is correct.

Puretec wins because it can be selected as part of a proper plumbing-led filtration plan, not a pressure sales demonstration.

Puretec vs Brand C: The Online Filter Warehouse

Brand C may have hundreds of filters online.

That can be useful for experienced buyers, but most homeowners need proper system selection.

A big catalogue does not design a system around water source, flow rate, pressure, under-sink space, UV requirements, tank water risk or long-term servicing.

Puretec wins because the range is easier for JR Gas & Water to specify, install and maintain properly.

Puretec vs Brand D: The Wellness Water Brand

Brand D sells through wellness language.

Some customers may like the taste, but broad lifestyle claims should not distract from practical filtration questions.

Ask what the system actually reduces, whether cartridges are available, whether a plumber can service it, and whether the customer is paying for performance or marketing.

Puretec wins because it stays focused on practical filtration and serviceability.

Puretec vs Brand E: The Cheap Marketplace Kit

Brand E is the low-cost online filter kit.

Cheap filters can look similar in photos, but the difference is often in fittings, housings, pressure rating, UV resistance, cartridge quality, warranty support and documentation.

A cheap filter connected to mains pressure or installed under a sink can become expensive if it leaks or cannot be serviced.

Puretec wins because it is a proper filtration brand with stronger long-term support.

Puretec vs Brand F: The Retail or Trade House Brand

Brand F may suit basic filtration jobs, but house-brand systems can change over time.

The risk is long-term cartridge availability and specialist support.

Puretec wins because it gives a clearer filtration pathway across whole-home, rainwater, under-sink, reverse osmosis and combination systems.

12. Why Lab Testing Beats Sales Demos

Water filtration should not be sold through fear.

A quick onsite test can be useful as a rough indicator, but it should not be used to scare a homeowner into buying an expensive system.

A hardness test does not prove PFAS.
A TDS meter does not prove bacteria.
A colour change does not prove heavy metals.
A visual demo does not prove the water is unsafe.
A sales test does not replace proper lab analysis.

Where the result matters, JR Gas & Water prefers proper testing.

Testing is especially important for:

• Tank water

• Bore water

• Acreage homes

• Suspected contamination

• PFAS concerns

• Health-based decisions

• Commercial sites

• Unknown water sources

• Homes with smell, staining or unusual water behaviour

For normal treated mains water, many homeowners choose filtration for taste, odour, chlorine, scale, sediment and peace of mind. For serious contamination concerns, test first.

13. Common Water Filter Buying Mistakes

Buying the filter with the loudest ads

The best filter is not always the one that appears most often on social media.

Buying from a fear-based demo

Do not buy a filtration system because someone made your water look scary in a cup.

Choosing a kitchen filter for a whole-home problem

If the shower smells like chlorine or scale is on fixtures, a kitchen filter is not enough.

Choosing whole-home filtration when RO is the real need

If fluoride, PFAS or dissolved impurities are the concern, reverse osmosis may be the better drinking water solution.

Treating rainwater like mains water

Rainwater needs different planning, especially if used inside the home.

Ignoring flow rate

A whole-home filter must suit household demand. Undersized filters can cause pressure complaints.

Ignoring cartridge availability

A filter is only practical if replacement cartridges can be sourced easily.

Assuming every filter is a softener

A scale-conscious filter is not always the same as a true water softener.

Forgetting about service access

Filters need cartridge changes. UV systems need lamp servicing. RO systems need membrane servicing. Installation access matters.

14. Best Filtration Setup by Home Type

Best for Premium Family Homes on Mains Water

Best setup:

Puretec FilterWall F6 + Puretec Z6 + Puretec RO270

This gives whole-home filtration, everyday kitchen filtration and dedicated RO drinking water.

Best for Standard Family Homes on Mains Water

Best setup:

Puretec FilterWall F5 or WH2-55 AMC + Puretec Z6

This gives strong chlorine, taste, odour and sediment reduction with extra kitchen filtration.

Best for Homes Concerned About PFAS

Best setup:

Puretec FilterWall F5 + Puretec RO270

This is the strongest practical PFAS setup for most homes.

Best for Homes Concerned About Scale

Best setup:

Puretec FilterWall F6

Add RO270 if dedicated drinking water is also a priority.

Best for Rainwater-Fed Homes

Best setup:

Puretec Hybrid E13 AMC

Choose Hybrid P Series if the pump also needs replacing or integrating.

Best for Apartments and Townhouses

Best setup:

Puretec Z6 or Puretec RO270

Whole-home filtration may not be practical, so start at the kitchen.

Best for Kitchen Renovations

Best setup:

Puretec Tripla Range or Puretec RO270 with suitable tap planning

Plan filtered water before the benchtop and tapware are finalised.

Best for Coffee Lovers

Best setup:

Puretec RO270 Food Service System

This is the best specialist direction where coffee equipment and water consistency matter.

Best for Acreage Homes

Best setup:

Testing first, then rainwater, bore or mains filtration designed around the result

Acreage homes often use mixed water sources, pumps, tanks, bores and long pipe runs. Do not guess.

15. Buyer Checklist

Before buying any water filter system, ask:

• Is the water mains, rainwater, bore or mixed?

• Is the issue chlorine, PFAS, fluoride, scale, sediment, bacteria, taste or odour?

• Do I need whole-home filtration or drinking water only?

• Do I need reverse osmosis?

• Do I need UV?

• Do I need a pump-integrated system?

• What flow rate does the home need?

• Will the system reduce pressure?

• Is there service access?

• Are cartridges easy to buy?

• Can a licensed plumber service it?

• Is the system proprietary?

• Does it need power?

• Does it need a drain?

• Is a bypass included?

• Is testing needed?

• Is the recommendation based on evidence or a sales demo?

• Will the system still make sense in five years?

FAQs About the Best Water Filter Systems

What is the best water filter system in Australia?

The best overall water filter system for most premium mains water homes is the Puretec FilterWall F6, Puretec Z6 and Puretec RO270 combination. This gives whole-home filtration, everyday kitchen filtration and dedicated reverse osmosis drinking water.

What is the best whole-home water filter?

The best premium whole-home mains water filter is the Puretec FilterWall F6. The Puretec FilterWall F5 is the best premium full-filtration option, while the WH2-55 AMC is the best value covered system.

What is the best rainwater filtration system?

The best rainwater filtration system is the Puretec Hybrid E13 AMC. It is the strongest enclosed rainwater UV filtration option for premium homes using tank water internally.

What is the best under-sink water filter?

The best everyday under-sink water filter is the Puretec Z6. The best under-sink system for purist drinking water is the Puretec RO270.

What is the best reverse osmosis system?

The best value reverse osmosis system is the Puretec RO270. The best high-flow option is the Puretec ROS2700, and the best coffee-focused option is the Puretec RO270 Food Service System.

What is the best water filter for PFAS?

The best PFAS filtration setup is Puretec FilterWall F5 plus Puretec RO270. This gives whole-home filtration plus a dedicated reverse osmosis drinking water layer.

What is the best water filter for chlorine?

The best chlorine-first whole-home filter is the Puretec FilterWall F5. The best kitchen chlorine filter is the Puretec Z6. The best full chlorine reduction combo is F5 plus Z6.

What is the best water filter for hard water and scale?

The best scale-conscious whole-home water filter is the Puretec FilterWall F6. It is the strongest JR recommendation for homes concerned about scale build-up and hard water symptoms.

Do I need whole-home filtration and under-sink filtration?

Not always, but many premium homes benefit from both. Whole-home filtration improves every tap and shower, while under-sink filtration adds extra treatment where drinking and cooking water are used most.

Do I need reverse osmosis?

Choose reverse osmosis if the main concern is drinking water purity, PFAS, fluoride, heavy metals or dissolved impurities. If the main concern is chlorine taste, a Z6 or whole-home carbon-based system may be enough.

Do I need UV filtration?

UV is mainly important for rainwater, tank water, bore water or microbiological risk. Normal treated mains water does not usually need UV.

Can one filter do everything?

Usually no. The best systems use the right filter in the right location. That is why F6 + Z6 + RO270 is such a strong premium setup.

Are other water filter brands bad?

No. Some competing systems may suit the right home. The concern is usually long-term cartridge access, serviceability, proprietary parts, sales demos, vague claims or poor plumbing support.

Should I trust an in-home water test?

Be careful. A quick onsite test may show hardness, TDS or a visual reaction, but it is not a full water quality report. Serious concerns should be checked with proper testing.

Who installs water filters in Brisbane and the Gold Coast?

JR Gas & Water supplies, installs and services water filtration systems across Brisbane, the Gold Coast and nearby South East Queensland areas, including whole-home mains filters, rainwater UV systems, under-sink filters, reverse osmosis systems and pump-integrated filtration.

Final Verdict

The best water filter system in Australia for 2026 depends on the water source and the problem being solved.

For most premium mains water homes, the best overall setup is:

Puretec FilterWall F6 + Puretec Z6 + Puretec RO270

For whole-home mains water filtration, start with best whole-home water filter systems in Australia.

For rainwater and tank water, read best rainwater filtration systems in Australia.

For kitchen filtration, read best under-sink water filters in Australia.

For drinking water purification, read best reverse osmosis systems in Australia.

For PFAS concerns, read best water filter for PFAS Australia.

For hard water and scale, read best water filter for hard water and scale Australia.

For chlorine taste and smell, read best water filter for chlorine reduction Australia.

For the strongest full-home, kitchen and drinking water setup, read best water filtration combo Australia.

Need help choosing the right water filter?

JR Gas & Water can compare your water source, household size, pressure, filtration goals, kitchen layout, tank setup, pump system and installation location. Browse water filters or send photos through the JR Gas & Water quote request page for a practical recommendation