Water Filtration Systems Perth

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Best Coast Plumbing & Gas
Transform Your Water, Transform Your Life

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Your local plumbers will be at your door within the hour.

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Transform Your Water, Transform Your Life: Premium Water Filtration Systems in Perth, WA

With our advanced 3 stage whole home water filtration system and our additional 3 stage under sink reverse osmosis water filtration system, we ensure that every drop of water you consume or use is of the highest quality

Best Coast Plumbing & Gas brings the future of water purification into Perth homes.

With our advanced 3 stage whole home water filtration system and our additional 3-stage under-sink reverse osmosis water filtration system, we ensure that every drop of water you consume or use is of the highest quality.

Embrace the change with systems designed to meet the specific needs of Perth households, promising a seamless transition to healthier, cleaner water.

Premium Multi-Stage Water Purifier System

Our Multi-Stage Water Purifier is a marvel of modern filtration technology, designed to tackle a broad spectrum of water contaminants. From sediment and heavy metals to chlorine and organic compounds, our system ensures your water is not just clean, but healthy.

Featuring stages that include sediment filtration, carbon absorption, and KDF media, it’s a comprehensive solution for superior water quality. With easy installation and maintenance, plus a sleek design, it integrates perfectly into any Perth home.

Key Features:

  • Hassle-free installation with an easy clip system, requiring no tools or screws.
  • Stainless steel and glass gauges for durability and UV protection.
  • Double O-Ring for leak prevention and added security.
  • Food-grade material construction ensures safety and longevity.
Why Choose Our Water Filtration Solutions?

Full Home Water Refining System & Under Sink Reverse Osmosis System

Elevate your home’s water quality with our dual solution: a Full Home Water Refining System paired with an Under Sink Reverse Osmosis (RO) System.

This comprehensive approach addresses the entire spectrum of water quality issues, from hardness and scale to harmful contaminants like PFAs, fluoride, and more.

  • Full Home Water Refining System: Designed for whole-house purification, it features a stainless steel frame for durability, a sediment filter for up to 1-micron filtration accuracy, and heavy metal reduction carbon filters. It’s a robust system that ensures your water is clean from the moment it enters your home.
  • Under Sink Reverse Osmosis System: For the ultimate in drinking water purification, our RO system sits discreetly under your sink, removing up to 99% of dissolved solids, chemicals, and contaminants. With stages including RO membrane filtration and post-carbon polishing, it delivers crystal clear, mineralized, and alkalized water, perfect for drinking and cooking.

Why Choose Our Water Filtration Solutions?

  • Advanced Filtration Technology: Our systems use state-of-the-art technology to remove contaminants, ensuring you have access to the purest water possible.
  • Customizable Solutions: Whether you need whole-home purification or targeted drinking water filtration, we have the right solution for you.
  • Long-Term Savings: Investing in a water filtration system can save money on bottled water and reduce appliance repair costs by minimizing scale and sediment buildup.
  • Health Benefits: Enjoy cleaner, healthier water that tastes better and is free from harmful contaminants, contributing to your family’s overall well-being.


This RO filter comes standard in our packages and excels in fluoride and PFA removal. It adjusts TDS to deliver RO water via a 2-way faucet, with a 3-way option available. Ideal for baby formula, CPAP machines, and PFAs risk reduction, etc.


The T33 post-carbon filter enhances water taste and removes residual odors. It’s a standard feature in our packages, offering the final polish to your water for improved flavor and clarity after RO filter. Ideal for cooking, beverages, and ensuring a pleasant water experience.

Filter Performance

3+3 Stage System Performance

Fluoride – up to 98%Sodium – up to 97%Dysentery – up to 99%
Detergents – up to 97%Cysts – up to 99%Ethanol – up to 96%
Acetaminophen – up to 97%Phthalates – up to 97%Cumene – up to 95%
Propylene Glycol – up to 95%Toluene – up to 95%Vinyl Chloride – up to 95%
Trichloroethylene – up to 95%Taste – up to 99%Selenium – up to 97%
Nitrate – up to 97%Magnesium – up to 98%Polio – up to 99%
Herbicides – up to 97%Giardia – up to 99%Methanol – up to 96%
Radium – up to 95%Urea – up to 97%Isoprene – up to 95%
VOCs – up to 98%o-Xylene – up to 95%Epichlorohydrin – up to 95%
Ibuprofen – up to 97%Odor – up to 99%Barium – up to 95%
Glycerol – up to 95%Calcium – up to 98%Hepatitis – up to 99%
1,2-Dichloropropane – up to 95%Cryptosporidium – up to 99%Butanol – up to 96%
Nitrite – up to 95%Acetone – up to 96%1,3-Butadiene – up to 95%
Insecticides – up to 97%m-Xylene – up to 95%1,2-Dichloroethane – up to 95%
Naproxen – up to 97%Propyl Acetate – up to 96%Ethyl Acetate – up to 96%
Phenol – up to 95%Mercury – up to 97%Acetonitrile – up to 95%
cis-1,3-Dichloropropene – up to 95%Chloride – up to 98%Methylene Chloride – up to 95%
Lead – up to 98%E. Coli – up to 99.90%Sulfate – up to 98%
Phenols – up to 97%Benzene – up to 96%THMs – up to 98%
Bisphenol A – up to 97%p-Xylene – up to 95%Amyl Acetate – up to 96%
o-Cresol – up to 95%Formaldehyde – up to 95%Acrylonitrile – up to 95%
trans-1,3-Dichloropropene – up to 95%Chromium VI – up to 98%1,1,1-Trichloroethane – up to 95%
Arsenic – up to 98%Cholera – up to 99%Phosphate – up to 98%
MTBE – up to 97%Naphthalene – up to 96%PAHs – up to 98%
Estrogen – up to 97%Styrene – up to 95%Methyl Acetate – up to 96%
m-Cresol – up to 95%Acetaldehyde – up to 95%Allyl Chloride – up to 95%
Tetrachloroethylene – up to 95%Chromium III – up to 97%Carbon Tetrachloride – up to 95%
Iron – up to 98%Typhoid – up to 99%Chloroform – up to 95%
Perchlorate – up to 96%Ethylene Glycol – up to 96%1,1,2-Trichloroethane – up to 95%
Nonylphenol – up to 97%Ethylbenzene – up to 95%1,1,2,2-Tetrachloroethane – up to 95%
p-Cresol – up to 95%Isopropanol – up to 95%Ammonia – up to 95%
Chlorine – up to 99%Copper – up to 98%PFAS – Up to 95%

Technical Data

DescriptionFull Home Water Refining System
Water pressure0.1-0.6MPaIRONMaximum 0.2ppm
Water temperature*5”C-35”CTDS<1800 ppm
Total Net Water100,000LOperating Flow Rates50-60 L/min
DescriptionPart 2: Under Sink Reverse Osmosis System
Water pressure0.3-0.7MPa/40-100psiIRONMaximum 0.2ppm
Water temperature5-35“C/40-100aTDS<1800 ppm
Fast Flow Rate0.5GPM (1.8L/M)Turbidity<5 NTU
Total Net Water2,000LPH Parameters2-11
Tanks3.0GRO Specifications75GPD

Change Schedule

Filter ChangeStage 1Stage 2Stage 3Stage 4Stage 5Stage 6
MaxFree in every 6 months18 Months18 Months36 Months18 Months18 Months
Recommended12 Months12 Months24 Months12 Months12 Months
Premium Multi-Stage Water Purifier System

Our Commitment to You

At Best Coast Plumbing & Gas, your satisfaction is our priority. We’re committed to providing Perth residents with not just superior water filtration solutions but also exceptional service and support. From the initial consultation to installation and beyond, we’re with you every step of the way, ensuring your water filtration system continues to perform at its best.

Ready to Experience the Difference?

Don’t settle for anything less than the purest water in your home. Contact Best Coast Plumbing & Gas today at (08) 9200 4839 to learn more about our water filtration solutions and how we can transform your water experience. Trust us to deliver unparalleled water purity and quality, directly from your tap.