500g Relax Spa pH Plus GranulesChemicals and Water Treatment
500g Relax Spa pH Plus.
pH Plus is used to increase the pH of your spa water.
Maintaining the correct pH in your spa water is essential.
Ideal conditions are between 7.2 and 7.6.
Test the pH of your spa water at least twice per week and before every use.
£4.95 (inc. GST)