Test the PH of your spa water and if it is above 7.6 use Hot Spring Freshwater Ph Minus (reducer) to decrease the level to the optimum range. After 30 minutes test the Ph level and repeat if necessary.
eBay
Total Alkalinity reducer and PH minus granules are an essential solution for maintaining the perfect pH balance in your pool or hot tub. By doing so, you not only improve the overall water quality but also create a more enjoyable swimming experience for you and your guests.
eBay
New and unused. Get 7kg ph minus reducer and a great price. Note this is 7kg as many advertised are only 5kg. FREE POSTAGE. Please see my positive feedback to buy with confidence.
eBay
CosySpa Hot Tub Chemicals -NET WORLD SPORTS. Keep your hot tub water safe & hygienic using the CosySpa chemicals & cleaning kits. Compatible with all hot tub spas. CosySpa Hot Tub Chemical Starter Kit.
eBay
If you are unable to maintain an appropriate pH level in your spa, the most likely cause is that the alkalinity level is too low. The effectiveness of all chlorine based sanitizer decreases as the pH level of the water increase.
eBay
Spa and Hot Tub. Leave for 24 hours then re-test to ensure pH level is between 7.2 - 7.6.
eBay
This used to to reduce the pH level in Hot Tubs, Spa or Swimming Pool, when the water goes above 7.6. This can also be used to reduce the Total Alkalinity in water of Hot Tubs, Spa and Swmimming Pool.
eBay
USED spa/pool PH minus Approx 400g left Bought for £10
eBay