Diagnostic Tool

What's wrong with your water?

Describe what you're seeing, smelling or tasting — we'll identify the likely cause and the filter types that fix it, with Australian suppliers for each solution.

Key takeaways — if you read nothing else
1
Your symptom
2
A few details
3
Your diagnosis
Step 1 of 3
What's the main problem you're noticing?

Select the symptom that best describes your water issue. You can refine it in the next step.

Go deeper on your specific issue

Diagnosed a problem? Here’s the right article

All filter types
Water filter types explained
What each technology does — and doesn’t do
Most contaminants
Reverse osmosis — complete guide
Removes lead, PFAS, fluoride, nitrates, hardness
Scale & hardness (Perth)
Perth water hardness by suburb
Zone-by-zone guide with suburb lookup
Bore / tank water
Bore water filtration guide WA
Iron, bacteria, nitrates, arsenic — what to test and treat
Bacteria / tank water
UV water treatment systems
NSF 55 Class A — the essential guide for tank and bore water
Certifications
Understanding water filter certifications
NSF 42, 53, 58, WaterMark — what each covers
Water quality updates for your city

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