✦ FilterOut Editorial Verdict
Water2Water
7.8
/ 10 FilterOut Score

Water2Water's 25+ year operating history and Karratha/Pilbara presence makes them the only meaningful option for remote WA homeowners and FIFO workers. Their rental plan is genuinely useful for people who don't want capital expenditure or who rent out properties — though over 5 years the rental total exceeds an outright purchase. For Perth metro customers, they're a solid, experienced choice with standard filter sizing and good after-sales support — just not the standout on certifications compared to AquaCo.

✓ What We Like
Only supplier with a Pilbara/Karratha branch — essential for remote WA
Rental plans available — no upfront cost, useful for rental properties
25+ years operating in WA — deep local experience
Standard 10" and 20" × 4.5" filter sizing — no lock-in
Retail walk-in stores in Perth — in-person support available
✗ Cons
Rental total cost exceeds outright purchase over 5 years
Cert transparency below AquaCo/Cloudtap standard
Online response times can be slow — phone preferred
Water2Water
WA's longest-established filtration business — retail stores, Pilbara coverage, rental options
📍 Perth, WA (+ Karratha) 📞 1300 880 303 🕐 Mon–Fri 8am–5pm 🚚 WA-wide including Pilbara region
7.8
★★★★★
FilterOut Score
4.5
★★★★★
Google Rating
220
Google Reviews
8.0
★★★★★
Install Score
7.5
★★★★★
Cert Score
Whole HomeUnder SinkReverse OsmosisCommercialRental OptionPilbara CoverageRetail StoresNSF Certified
📖 About Water2Water

Water2Water is Western Australia's most established water filtration business, operating for over 25 years from their Perth head office with a retail store in Karratha and technicians on the ground across the Pilbara. They serve everything from individual households to hospitals, factories, schools, and mining corporations.

Their product range is the broadest of any supplier in our directory: whole-house filtration, undersink RO, water softeners, water coolers, outdoor drinking fountains, shower filters, and commercial systems. A standout is their rental model — customers can rent systems on monthly plans with servicing and filter replacement included — ideal for mining workers, rental properties, or anyone who doesn't want capital outlay.

All Water2Water products comply with AS/NZS 3497 and NSF standards. They supply W2W branded filter cartridges in standard 10" x 2.5" (under-sink) and 20" x 4.5" (whole-house/commercial) formats — no lock-in. Technicians carry most common spares on their vehicles, achieving excellent First Time Fix rates across the state.

✦ FilterOut Independent Scores
🏅 Certifications
7.5

All products comply with AS/NZS 3497 and NSF standards. Licensed plumbers carry out all installations. 25+ years of certified operation provides market validation. No individual WaterMark licence numbers published online but compliance is long-established and consistent with their operational history.

🔩 Install Experience
8.0

Large team of technicians with 100+ years combined experience. Retail stores in Perth and Karratha for in-person pre-sales support. Quick response times including remote Pilbara areas. All calls answered by a person — no automated phone systems. First Time Fix rate a stated performance metric.

🔍 Transparency
8.0

Pricing listed for many systems on website. Rental terms available via enquiry. No in-home pressure sales model. Technical staff provide unbiased advice on the most cost-effective solution. Filter cartridge compatibility and sizing clearly stated (10" x 2.5" and 20" x 4.5" standard).

📞 After-Sales Support
9.0

Best-in-market after-sales. Rental plans include servicing and filter replacement as standard. Scheduled filter change reminders. Walk-in retail support in Perth and Karratha. 100+ years combined technician experience. Pilbara service for remote sites. Free maintenance plans available across WA.

🎨 Aesthetics
6.5

Commercial-grade aesthetics — functional and durable rather than design-forward. Products are well-made and robust for WA conditions. No architectural design series or colour options. Trade-off is the best service and rental programme in the market.

🇦🇺 Australian Made
5.0

Australian-owned and operated for 25+ years. W2W own-brand filter cartridges in standard sizing. Systems sourced from established international manufacturers — not Australian-made hardware. Local retail presence and team is a genuine community investment.

🔧 Filter Size & Compatibility
9.0

Standard 10" x 2.5" and 20" x 4.5" cartridges throughout the range. W2W filters stated compatible with most standard housings. Multiple cartridge types available in standard sizes through their retail stores and website. No proprietary lock-in.

💰 Cost of Ownership
8.5

Rental from ~$1,149 for undersink removes capital outlay entirely. Standard sizing keeps replacements competitive. Multiple pricing tiers from budget to premium. Rental plans include servicing — total cost of ownership is highly predictable. No lock-in filter contracts on purchased systems.

💧 Filtration Performance
7.5

NSF-compliant across the range. W2W systems remove up to 99% dirt, metals, chemicals, chlorine, bacteria, viruses. PFAS reduction referenced for specialist undersink systems. 25 years of operational history is itself a performance validation.

⚡ Flow Rate
7.5

Both 10" x 2.5" and 20" x 4.5" formats available — the larger 20" format recommended for high-demand homes and commercial. No pressure complaints in available reviews. Commercial and industrial experience means flow management is well understood and properly sized.

How we score: Scores are based on independently sourced public data, published certifications, and review analysis. Criteria flagged in red contain concerns worth understanding before purchasing. Scores reviewed quarterly. Last updated February 2026.
⚙️ Product Range
Whole Home
W2W Whole House Filtration System
Filter size: 10" x 2.5" standard
Custom-configured stages
Combines with RO, UV, softener
Filter life 6–12 months
Rental or purchase available
WA-wide + Pilbara installation
Under Sink
W2W Twin Filter System
Filter size: 10" x 2.5" standard
Sediment + carbon stages
Copper reduction upgrade option
From $609
Rental option available
Free install (conditions apply)
Drinking Water
W2W 4-Stage Reverse Osmosis
10 litre pressurised storage tank
NSF-compliant RO membrane
Removes 99% contaminants
Re-mineralisation option
Ideal for Perth high-TDS water
Rental or purchase
Commercial
Commercial & Mining Systems
20" x 4.5" Big Blue commercial format
High-flow for industrial demand
Pilbara and remote installation
Full asset servicing programme
Mining, healthcare, education
Custom specification available
🧪 Contaminant Removal Claims

From published specifications and certification scope. FilterOut has not independently tested these claims in Australian water conditions.

Chlorine & taste/odour99% claimed
Sediment & particulates99% claimed
Heavy metals (Cu, Pb, Hg)Reduced
PFASReduced (specialist system)
Bacteria & viruses99% claimed
Fluoride (RO option)99%+ via RO
Pesticides & herbicidesReduced
Hardness (softener option)Removed via softener
🏅 Certifications
AS/NZS 3497 Compliance
All products and installations comply with AS/NZS 3497:1998 — the Australian standard for water filter systems. Licensed plumber installation on all jobs.
AU plumbing standard
NSF Standards
All filtration systems comply with applicable NSF standards. Technicians trained by manufacturers to service and repair their systems correctly.
NSF compliant
25+ Years Operational History
Continuous operation since ~1998. Sustained certified quality over 25+ years is itself a form of market validation few competitors can match.
Established ~1998
🇦🇺 Australian Made — The Accurate Picture

We break down exactly what is and isn't Australian-made. "Assembled here" and "made here" are not the same claim.

Australian-owned 25+ years
Privately-owned WA company, continuously operating since ~1998.
W2W own-brand filters
Own-brand cartridges in standard 10" x 2.5" and 20" x 4.5" sizes.
Retail stores & WA team
Perth and Karratha retail, technicians state-wide — genuine local investment.
Hardware not AU-manufactured
Systems sourced from established international manufacturers.
⭐ Customer Reviews
4.5
★★★★½
220 reviews
Google Reviews

220 Google reviews provide a statistically meaningful signal about real customer experiences.

Customer, Perth★★★★★

"It was lovely to meet you and the staff — thank you for the great service. Being able to drop off our unit and pick it up later in the day was so helpful. The new water tastes wonderful. Really happy to have found Water2Water."

Customer, Perth★★★★★

"Very happy with our filter installation. The water is so much cleaner. Very happy with the prompt and professional service — exactly what we needed."

Mining Site, Pilbara★★★★★

"Water2Water has been servicing our Pilbara site for over 3 years. Their technicians arrive quickly, the First Time Fix rate is excellent, and the rental plan removes all the maintenance headache. Highly recommend for any remote site."

Read all reviews on Google →
⚖️ Our Assessment — Pros & Cons
What puts them ahead
25+ years established — the longest track record in our directory
Pilbara coverage — the only supplier serving remote WA at residential and commercial level
Rental model with servicing included — ideal for rental properties, mining, no capital outlay
Retail stores in Perth and Karratha for walk-in support
Standard 10" x 2.5" and 20" x 4.5" filter sizing — no lock-in, competitive replacements
Broadest product range — whole home, RO, softeners, coolers, commercial, outdoor fountains
All calls answered by a person — no automated phone systems
Things to consider
! WA-only — no eastern states installation capability
! Functional rather than premium aesthetics — no design series
! No WaterMark licence numbers published for individual products
! Less residential marketing presence than newer competitors despite superior experience
Contact Water2Water
Get in touch directly for a quote or to book an installation.
📞Phone1300 880 303
📍LocationPerth, WA (+ Karratha)
🌐Websitewater2water.com.au
🕐HoursMon–Fri 8am–5pm
Visit Website → View on Google Maps
Quick Facts
Based inPerth + Karratha, WA
CoverageWA-wide + Pilbara
Retail storesPerth + Karratha
Rental plansYes — servicing included
Filter formatStandard 10" & 20" x 4.5"
In operation25+ years
CertificationsAS/NZS 3497 + NSF
Remote servicePilbara coverage
Service Areas
PerthKarrathaTom PricePilbara regionSouth West WA
About this review: FilterOut scores are independent and not influenced by commercial relationships. Water2Water did not pay to appear here and had no input into these scores. Scores reviewed quarterly.

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