Pro-Kleenホットタブスターターキット - 高速溶解塩素顆粒1kg、ホットタブPH還元剤重硫酸ナトリウム1.5kg、pH+プラス増量顆粒1kg&ホットタブアンチフォーム1L -ホットタブメンテナンスキット

Pro-Kleen Hot Tub Starter Kit - Fast Dissolving Chlorine Granules 1kg, Hot Tub PH Reducer Sodium Bisulphate 1.5kg, pH+ Plus Increaser Granules 1kg & Hot Tub Anti-foam 1L -Hot Tub Maintenance Kit

EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine

Clearwater Water Clarifier for Hot tub Spa and Swimming Water Treatment for Pristine Crystal Clear Water, 1 Litre