Education

Spot Free Rinse deionised water tank with navy jacket and hose fittings
Australia

Australian Water Hardness by Suburb: Is Your Water Hard or Soft?

Water hardness is the amount of dissolved calcium and magnesium in your tap water, measured...
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Freshly washed car at home next to a Spot Free Rinse tank on the lawn
Australia

Home Car Washing Rules in Australia: Water Restrictions and Stormwater Laws by State

Yes, you can wash your car at home almost everywhere in Australia, but the stormwater...
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Spot Free Rinse DI tank with a Mercedes AMG GT
Australia

DI Water vs RO vs Water Softener vs Distilled: Which System Actually Stops Water Spots?

If you are researching ways to stop water spots on your car, windows, or solar...
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Water beading on a car after washing
Australia

Australian Tap Water TDS by City and Suburb: Find Your Local Reading

Look up the tap water TDS for 278 Australian cities, towns and suburbs, from about...
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Mixed-bed DI resin for water purification
Australia

How Long Does DI Resin Last? A Real-World Guide for Australian Water

DI resin life depends entirely on your input water TDS. At 100 ppm input, a...
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