BWT 硬度・全硬度測定用水質テストキット

Finally got around to checking the hardness before buying a new espresso machine, and the little test strips were surprisingly easy to read. The color chart on the back made it obvious our water is in the medium range, so I can pick the right filter now. Took maybe five minutes total and feels way m

Tested our tap water before installing a new espresso machine, and the results were clear and easy to read within minutes. The included hardness chart made it simple to understand exactly what filter we'd need.

Finally know exactly what I'm dealing with for my coffee machine setup—the test strips made it super easy to read the total hardness level in under a minute. No more guessing about water quality.