Under Sink Filtration Systems

Enjoy filtered drinking water straight from your kitchen tap with an under sink water filter. Choose from Puretec systems that connect to your existing mixer, filter-and-tap kits and 3-way mixer bundles, plus Oliveri inline and satellite filters and Peppy Taps 4-in-1 boiling and filtered water taps.

Showing 1–16 of 39 resultsSorted by popularity

  • Puretec Puremix Z6 Premium High Flow Under Sink In-Line Filter

    Original price was: $496.71.Current price is: $439.00. inc GST Add to cart

    Key features

    • Filters chlorine, sediment, dirt and other particles filtered down to 0.1 micron* including Giardia and Cryptosporidium cysts.
    • No need for a separate filter tap.
    • Connects to any mixer tap.
    • Mounts horizontally or vertically.
  • Puretec Hybrid M1 Under Sink Dual Stage Filtration With UV Technology, 1 Micron
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    Puretec Hybrid M1 Under Sink Dual Stage Filtration With UV Technology, 1 Micron

    Original price was: $1,247.64.Current price is: $999.00. inc GST Add to cart

    Key features

    • Connects quickly and easily to any mixer tap.
    • Turns your rainwater into pure, safe, delicious and healthy drinking water!
    • Specifically designed to kill harmful microorganisms in untreated water supplies.
    • Uses Puretec Radfire ultraviolet technology to kill up to 99.9% of bacteria – eco-friendly and does not use chemicals.
    • Moulded carbon cartridge removes bad tastes and odour such as chlorine, whilst Silver Plus Technology prevents bacterial growth.
  • Puretec TW Series Twin Under sink Water Filter With Faucet
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    Puretec TW Series Twin Under sink Water Filter With Faucet – TW1

    Price range: $241.20 through $325.00 inc GST Select options This product has multiple variants. The options may be chosen on the product page

    Puretec TW Series Features:
    • Quick and easy installation.
    • Turns your tap water into pure, safe, delicious and healthy drinking water!
    • Does not remove essential minerals or fluoride.

  • Puretec Z1-MW-K
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    Puretec Z1-MW-K – Under Sink Filter Kit

    Price range: $316.00 through $529.00 inc GST Select options This product has multiple variants. The options may be chosen on the product page
  • Puretec Puremix Z7 Premium Under Sink In-Line Filter
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    Puretec Puremix Z7 Premium Under Sink In-Line Filter

    Original price was: $456.67.Current price is: $399.00. inc GST Add to cart

    Key features

    • Specifically designed for mains, rain, harsh and rural water supply.
    • Increased capacity to a massive 63,500 Litres.
    • Incorporates anti-scaling protection to prevent mineral buildup.
  • Puretec RO270 High Loop Designer Faucet With Reverse Osmosis Dual Filter
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    Puretec RO270 High Loop Designer Faucet With Reverse Osmosis Dual Filter

    Original price was: $1,096.04.Current price is: $899.00. inc GST Add to cart

    Puretec RO270 High Loop Designer Faucet With Reverse Osmosis Dual Filter
    FEATURES & BENEFITS
    • Fluoride & Nitrate reduction.
    • 0.0005 micron rating for 98% removal of impurities.
    • No bacteria buildup through integrated flushing.
    • Pure, safe water at your fingertips.
    • Simple installation kit including holding tank.
    • ¼” turn ceramic disc faucet with LED reminder light.

  • Puretec DFU Loop Tap

    Price range: $192.93 through $220.00 inc GST Select options This product has multiple variants. The options may be chosen on the product page

    Puretec DFU Colour Series
    Available in Chrome, Brushed Nickel, brushed Gold & Matte Black

    Other colours are discontinued, reach out to check availability prior to ordering.

  • Puretec Puremix Z2 under sink filter
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    Puretec Puremix Z2 under sink filter

    Original price was: $280.25.Current price is: $249.00. inc GST Add to cart

    Key features

    • Compact design.
    • Use anti-bacterial beads to inhibit bacterial growth within the system.
    • Incorporates Anti-scaling protection to reduce mineral buildup.
    • Mounts horizontally or vertically – no shelf cutouts required.
  • Puretec Puremix X7 Filter System For Harsh Water
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    Puretec Puremix X7 Filter System For Harsh Water

    Original price was: $405.46.Current price is: $362.00. inc GST Add to cart

    Puretec PureMix X7
    Undersink water filter system designed for harsh water conditions, filtering down to 1 micron to reduce sediment, chlorine, taste, odour, lead and scale while delivering clean, great-tasting water from your existing tap.

  • Puretec Z1-T6 Quick-Twist Ultra Z Filter With Tripla T6 Mixer Tap
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    Puretec Z1-T6 Quick-Twist Ultra Z Filter With Tripla T6 Mixer Tap

    Original price was: $980.22.Current price is: $820.00. inc GST Add to cart

    Puretec Z1-T6 Mixer Tap & Filter – Enjoy clean, fresh, and safe drinking water with the Z1-T6 package. Features Ultra Z Filtration Technology to remove chlorine, chemicals, cysts, sediment, unpleasant tastes, and odours while retaining essential minerals. Includes the Tripla™ 3-in-1 mixer tap for hot, cold, and filtered water with separate outlets. 30,000L capacity, WELS 5-star rated, 6-year warranty.

  • Puretec ESR2 High Loop Faucet With Dual Filter & UV Tech, 1 Micron
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    Puretec ESR2 High Loop Faucet With Dual Filter & UV Tech, 1 Micron

    Original price was: $1,216.51.Current price is: $1,049.00. inc GST Add to cart

    Puretec ESR2 High Loop Faucet With Dual Filter & UV Tech

  • Puretec Tripla Elite Z1-E10 Mixer Tap & Filter Bundle – installed
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    Puretec Tripla Elite Z1-E10 Mixer Tap & Filter Bundle

    Price range: $949.00 through $999.00 inc GST Select options This product has multiple variants. The options may be chosen on the product page

    Key features

    • Stylish,versatile gooseneck mixer tap that dispenses hot, cold, and filtered mains water, without mixing filtered and unfiltered water.
    • Ultra-fine filtration that effectively reduces chlorine, chemicals, and sediment.
    • Preserves essential minerals.
    • Can be mounted either horizontally or vertically, providing flexibility in placement.
    • Includes all required plumbing fittings.
  • Puretec Z1-RW-K Dual Rainwater Undersink  Filter Kit
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    Puretec Z1-RW-K Dual Rainwater Undersink Filter Kit

    Original price was: $725.87.Current price is: $606.00. inc GST Add to cart

    Puretec Z1-RW-K Rainwater Filter
    Compact under-sink dual-stage filtration with 0.1-micron Ultra Z technology. Reduces sediment, bad taste, odours, bacteria, cysts and pesticides for safe, great-tasting rainwater at home. Quick-twist cartridge for easy DIY replacement.

  • Puretec SIB1-PL-LF Single Undersink System inc PLV, OT250 faucet, EC951
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    Puretec SIB1-PL-LF Single Undersink System inc PLV, OT250 faucet, EC951

    Original price was: $327.89.Current price is: $299.00. inc GST Add to cart

    Puretec SIB1-PL-LF

    Compact under sink water filter system with long reach faucet. Reduces chlorine, sediment, taste, odour, Giardia, and Cryptosporidium. Easy DIY cartridge replacement with Puretec EC951 carbon filter. Ideal for mains/town water, providing clean, great-tasting drinking water on demand.

  • Puretec Z1-T4 Quick-Twist Ultra Z Filter With Tripla T4 Mixer Tap
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    Puretec Z1-T4 Quick-Twist Ultra Z Filter With Tripla T4 Mixer Tap

    Original price was: $980.22.Current price is: $820.00. inc GST Add to cart

    Puretec Z1-T4 Mixer Tap & Filter – Enjoy clean, fresh-tasting water with the Z1-T4 package. Features Ultra Z Filtration Technology to remove chlorine, chemicals, sediment, cysts, and odours while retaining essential minerals. Includes the Tripla™ 3-in-1 mixer tap for hot, cold, and filtered water with separate outlets. 30,000L capacity, WELS 5-star rated, and 6-year warranty.

  • Puretec Z12 Quick-Twist Filter System
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    Puretec Z12 Quick-Twist Filter System

    Original price was: $660.29.Current price is: $549.00. inc GST Add to cart

    Key features

    • Designed to filter your Mains and Town water supply.
    • Quick and easy installation.
    • Valve-in-head means no mess, quick-twist hygienic cartridge change.
    • Uses Ultra Z Filtration Technology to finely filter water down to 0.1 micron through an advanced three-stage process.
    • Removes sediment, chemicals including chlorine, bad taste, odour and also protects against cysts and bacteria & E. coli.
    • Compact inline water filter easily fits under the kitchen sink.

Shop by brand: Puretec · Oliveri · Peppy Taps

Choosing an under sink water filter

An under sink water filter treats the water you drink and cook with at one tap, tucked away in the cupboard below. The right system depends on your water source, how you want filtered water delivered and how much space you have.

Start with your water supply

For mains (town) water, the main goals are usually reducing chlorine taste and odour and sediment. Puretec's PureMix Z6 is designed for low-sediment mains water and filters down to 0.1 micron (nominal), including Giardia and Cryptosporidium cysts. For rainwater, rural or harsher supplies, the PureMix Z7 is a 1 micron (nominal) filter designed for mains, rain, harsh and rural water, with anti-scaling protection. On tank water and concerned about bacteria? The Puretec Hybrid M1 combines dual-stage filtration with Radfire UV technology that Puretec says kills up to 99.9% of bacteria.

Choose how filtered water reaches you

Inline filters such as the PureMix Z6, Z7 and Oliveri Inline connect to the cold line of your existing mixer, so there's no extra tap hole. Filter-and-tap kits such as the Puretec Z18, TW1 and X4 add a dedicated filtered water tap beside your mixer. 3-way bundles, such as the Puretec Z1-T1, replace your mixer with one tap that delivers hot, cold and filtered water, keeping filtered and unfiltered water separate.

  • Compare claims: check what each system is designed to reduce (chlorine, sediment, cysts, lead, bacteria) against your concerns.
  • Running costs: check the cartridge's rated capacity and the price of replacement filter cartridges before you buy.
  • Space: many Puretec inline filters mount horizontally or vertically, which helps in tight cupboards.
  • Fluoride and minerals: some systems, including the TW1 and X4, are listed as not removing essential minerals or fluoride. To reduce fluoride, look at reverse osmosis systems.
  • Installation: connection to the water supply must be done by a licensed plumber.

Frequently asked questions

Which under sink water filter suits mains (town) water?

For mains water, a filter that reduces chlorine taste and odour and sediment is the usual starting point. Puretec's PureMix Z6 is designed for low-sediment mains water, filters down to 0.1 micron (nominal) including Giardia and Cryptosporidium cysts, and connects to your existing mixer tap. If you'd prefer a separate filtered water tap, consider a filter-and-tap kit such as the Puretec Z18 or TS100.

What's the difference between the Puretec PureMix Z6 and Z7?

Both connect to the cold line of a standard mixer tap, so no extra tap is needed, and Puretec rates both at 9.5 litres per minute. The Z6 is a 0.1 micron (nominal) filter designed for low-sediment mains water, rated up to 60,000 litres. The Z7 is a 1 micron (nominal) filter designed for mains, rain, harsh and rural supplies, with anti-scaling protection and a rated capacity of 63,500 litres.

Do I need a separate tap for an under sink water filter?

Not always. Inline systems such as the Puretec PureMix Z6, Z7 and Oliveri Inline filter the cold water feeding your existing mixer tap. Kits such as the Puretec TW1, Z18 and X4 include a dedicated filtered water tap, which needs a tap hole in the sink or benchtop. 3-way mixers, like the Puretec Tripla range, deliver hot, cold and filtered water from a single tap.

Can an under sink water filter treat rainwater?

Yes, if it's designed for it. Puretec notes rainwater can pick up bacteria, sediment, tastes and odours from roofs, gutters and tanks. The Hybrid M1 connects to any mixer tap and uses Radfire UV technology to kill up to 99.9% of bacteria. The Z1-RW-K is a dual-stage rainwater kit with 0.1 micron Ultra Z filtration, and the PureMix Z7 is designed for mains, rain, harsh and rural supplies.

How often should I change an under sink filter cartridge?

It depends on the cartridge's rated capacity and how much water you use. For example, Puretec rates the PureMix Z6 cartridge at up to 60,000 litres and the Z2 cartridge at 38,000 litres. Some systems, such as the Puretec TS100, include an LED filter reminder. Follow the manufacturer's recommended interval, and replace sooner if flow drops or tastes and odours return.

Will an under sink water filter remove fluoride?

Most under sink filters aren't designed for fluoride, and some, such as the Puretec TW1 and X4, are listed as not removing fluoride or essential minerals. Puretec describes reverse osmosis as the only sure way to reduce fluoride long term, and states its RO270 system reduces fluoride by up to 96%. See our reverse osmosis systems.

Do you deliver water filters Australia-wide?

We're an online and trade-only store, so there's no showroom or click-and-collect. We ship Australia-wide from our Brisbane-area warehouse, and in-stock items are usually dispatched same or next business day, with free shipping on qualifying orders. Unused items can be returned within 30 days for a change of mind. Questions? Call or text 0447 203 775 or email [email protected].

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