Request an all swim catalogue
Advice On All Our Products
Anywhere in the UK
Our Online price promise
On purchase over £60
Free UK Delivery Over £60UK Mainland Only (Excludes Highlands)Excludes Hot Tubs & Swimspas except Inflatables
All Prices include VAT
pH-Minus lowers the pH value in your spa water. The pH value is the basis for all water treatment. To enhance the effect of all care products, it should be between 7.0 and 7.6.
Advantages
Tip: If you are in a hard water area, we recommend to check the pH value more often.