Whole-house water filtration in Yanchep
Yanchep is one of the Perth areas where water hardness tops 200 mg/L. We install whole-house filtration and softeners for Yanchep homes, and we're local: Seaside is based in the 6035 postcode.
- Local to Yanchep
- Licensed plumber PL 11119
- $2,845 incl. GST, fully installed
Some of the hardest water in Perth
Perth's water is hard because much of it is groundwater from the Gnangara and Jandakot aquifers, which slowly filters through limestone and picks up calcium and magnesium. Yanchep is one of the areas named for exceeding 200 mg/L.
- 200+ mg/L
- Water hardness in areas like Yanchep, Two Rocks and Neerabup
- 3x
- More than the 60 mg/L threshold for “hard water”
- 40%
- Of Perth's water comes from groundwater aquifers
Source: The Complete Guide to Perth Water Quality (Seaside, 2025)
What we recommend in Yanchep
With water this hard, the white film on shower screens, the scale in the kettle and the build-up in your hot water system come back fast. Filtering one tap doesn't touch any of that.
For most Yanchep homes, Sean recommends whole-house filtration with a softener: the 3-stage, 1 micron system to take out sediment, chlorine and odours, plus a Puretec softener to remove the calcium and magnesium causing the hardness. If hardness isn't your main concern, the standard whole-house triple filter package is $2,845 including GST, fully installed, covers included.
Being local makes looking after your system easy. We send an automatic text when your filters are due, usually every 15 months, and we're close by for the change-out.
A Yanchep customer
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Professional, reliable, and local. They explained everything clearly, replaced our filters quickly, and the results are excellent. Couldn't be happier.
Harold K. GrimmYanchepFilter replacement
Filtration for Yanchep homes
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$2,845 inc GST, fully installedWhole-house water filtration
Fresh, great-tasting water from every tap. Say goodbye to chlorine, sediment and impurities throughout your home.
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The 3-stage filter system
Sediment, anti-scale coconut carbon and carbon block stages, all at 1 micron, with filters twice the size of most.
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Covers & finishes
Stainless steel or colour-coded covers come with every package, and covers can be painted to match your walls.
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Filtration with softener
Whole-house filtration plus a Puretec softener, removing impurities and reducing hardness for softer, cleaner water.
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Water softeners
Softeners that take the calcium and magnesium out of Perth's hard water, installed by a licensed plumber.
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Filter changes & servicing
Quick, hassle-free filter changes, with automatic reminders when your maintenance is due.
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Under-sink & reverse osmosis
Under-sink and reverse osmosis drinking water units, installed by a licensed plumber.
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Reverse osmosis
Reverse osmosis drinking water systems under the kitchen sink, fitted by a licensed plumber.
Yanchep water questions
Do I need to choose between filtration and softening?
No. Our whole-house system with a Puretec softener gives you both in one installation: clean, soft water throughout your home. It's what most Perth families need, because our water has both contamination and hardness issues.
Does hard water really affect my appliances that much?
Yes. Hard water is one of the most expensive hidden costs in Perth homes. Scale reduces washing machine efficiency, clogs dishwashers, and can halve the life of your hot water system while increasing its energy use by 15 to 30%. Over 10 to 15 years, hard water damage can cost $5,000+ in early appliance replacements.
How much does a whole-house water filtration system cost?
Our premium whole-house triple filter package is $2,845 including GST, fully installed. That's complete filtration for every tap, shower and appliance in your home, and it includes both colour-coded and stainless steel covers so the system blends in with your home's outdoor space. There are no hidden costs: the price is fully installed by qualified, licensed installers.
How often do filters need changing?
Our whole-house filters are changed every 15 months, much longer than some competitors' 6-month filters. You'll get a text message reminder when your filters are due, so there's nothing to keep track of.
- Joondalup The southern end of our patch. Whole-house filtration for better-tasting water.
- Neerabup Hardness over 200 mg/L, and advice for properties on bore water.
- Two Rocks Hard water over 200 mg/L. Filtration, softeners and hot water upgrades.
- Clarkson A whole house water filter for Clarkson homes: three stages at 1 micron, fitted where the water comes in, so e
Better water for your Yanchep home
Get a free quote for whole-house filtration, with or without a softener.