Quality Happy Hot Tubs PH + Plus 1kg Tub Swimming Pool Soda Ash Increaser Spa
PH Plus is also used to increase the Total Alkalinity of your Spa, Hot Tub or pool water. Why Happy Hot Tubs?. We have over 30 Years experience in Hot Tubs and Pools! 1 x 1kg of Excellent Quality HappyHotTubs PH + (Plus).