Happy Hot Tubs - the best for your hot tub

PH Plus 10kg (2 x 5kg tubs)

Use this high quality PH Minus to decrease the PH value of the water in your spa (7.2 to 7.6 is the optimum for spas). PH Minus is also used to decrease the Total Akalinity of your Spa, Hot Tub or pool water.

Simply Test Your Spa/Pool water and Follow the instructions on the back of the tub to decrease your PH correctly.


Have bought the 1kg tubs in the past but always seem to run out when you need to top up ...

Rated by Alan Twaddle

Fantastic service. Within half an hour of ordering I had an email saying items had been shipped. At 7am this ...

Rated by Angela Fraser