Leisure Time Spa Up is a fast-dissolving granular pH increaser formulated specifically for spas and hot tubs. Active chemistry: sodium carbonate (soda ash) — the industry-standard ingredient for raising spa water pH back into the ideal 7.2–7.8 range. Spa Up will also lift total alkalinity modestly as a secondary effect, making it a versat
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Good product
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Licennys · June 3, 2026
Very effective product.
C
Chaz · April 2, 2026
We use all Lifetime products for our hot tub! They work very well. Easy ordering, quick shipping, reasonable pricing!