All tools

Every tool, in one place

Free tools for understanding your water and choosing what to do about it.

Know your water

4 tools

Water CheckSee what’s on record for your ZIP code
Water HardnessFind out how hard your water is where you live
Well WaterGet testing guidance for a private well
ContaminantsSee each contaminant’s limits and the treatments certified to reduce it

4 tools

Symptom DecoderWork out what’s going on from what you’re noticing
Pressure FixFind the cause of weak or erratic pressure
Pre-charge calculatorFind the tank pre-charge for your pressure switch setting
Tank size calculatorWork out how much drawdown your well pump needs

8 tools

Product FinderFind the filter or softener that fits your water
Build Your PlanPlan treatment for each problem in your water
CompareCompare two products side by side
System CoverageCheck the filter or system you already own
Treatment CostSee the real cost of owning a filter or softener
Water Softener SizingSee how much hardness your household and water put on a softener
Water Softener CostSee what a softener costs to buy and to run
Bottled Water SwitchBottled vs. filtered cost

3 tools

My WaterKeep your saved results, reports and plans in one place
ShortlistKeep the exact products you saved, in the order you saved them
Product alertsHear when our records show a recall or certification change on a product you saved