• slider-image

Browse Categories

  • slider-image

Water Filtration Systems Online

Trending Products

Top Deals

Best Sellers

PSI Water Filters is a leading supplier of water treatment systems. We only sell water filters and associated products of the highest quality. Our vast range of water filters in Australia will suit any household or commercial property. 

We acquire water filter systems and accessories in bulk, enabling us to offer you significant price savings on them compared to other water purifier companies in Australia. We believe in the quality of our products, so we offer highly competitive warranties of either 3 years on our standard range or 10 years on our premium water filters in Australia. This gives you peace of mind knowing that you are buying the best quality products on the market. 

Because PSI Water Filters is backed by comprehensive product and public liability insurance policies, you can be sure your warranty will be honoured in the unlikely event that you need to make a claim.

Our water filter systems

We offer several water filter systems, so you can find one that's right for your needs.

  • Countertop systems — These are small, convenient and easy to install. They’re a good choice for homes with limited space or for those who want a simple solution with minimal maintenance.
  • Undersink filter systems — Our under-sink systems are the best choice for your home if you have a problem with water quality but suffer from limited kitchen space. This tap water filter will work with any faucet and is easy to install with little to no tools.
  • Reverse osmosis systems — You'll never go wrong with our reverse osmosis line if you want the best tap water filter. Reverse osmosis uses tremendous pressure to push water against a permeable membrane, eliminating unwanted contaminants. We've sold thousands of these systems, and our customers rave about them. 
  • Water filter replacement cartridges — PSI also carries a wide range of water filter cartridges and other parts. You can rely on us to help keep your water filter functional for years.

Why trust PSI Water Filters?

There are plenty of reasons why PSI is the best place for your water filter needs. We guarantee that our products are built to last and they'll work as promised. We have a wide array of systems to choose from, so you'll surely find one that's right for you. 

Our friendly staff is always ready to help you with honest, expert advice. Whether it's a quick filter replacement, a caravan filter or a new system for your whole house, we're here for you 24/7!

Browse our range today

We sport an intuitive website that's easy to navigate, allowing you to effortlessly order any system or replacement cartridges online, anytime. We feature a wide catalogue of products from tank filters and UV sterilisers to shower filters and countertop systems. You can also call us for expert advice on choosing the best clean water system for your needs. Our toll-free number is 1800 305 579 and we look forward to speaking with you!

Why should you buy a Water Filter from PSI Water Filters?
Our water filters are the best on the market, to find out more information on the reasons to buy water treatment systems from us and what makes our filters so good, please click the following link, Water filters. If you would like to view our wide range of different water distillers you can view them at our online Water Filter catalogue. Not only that you can purchase safely online by using our online secure shopping cart or phone us for advice, telephone orders are welcome.
Need to order a replacement water filter cartridge or filter parts?
Our water purifiers cartridges and water filter parts can be found by navigating through our website menu and product listing, where you will find a comprehensive range of filters and parts. Allowing you to easily order online any replacement water treatment cartridges, anytime, or you can call us for expert advice on how to choose the best clean water system for your needs, our toll-free number 1800 305 579.