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Easy-to-use liquid treatment
Featuring four powerful blue LEDs and a 1
au/products/11-354006
Spa refurbishments and plumbing upgrades
Easy dosing and application
Spa Alka Boost - Alkalinity Increaser 500G sauna cleaning solution Easy-to-use liquid treatmentProduct Description PoolFlow Spa Alka Boost is a premium alkalinity increaser designed to raise total alkalinity and stabilize pH levels in spa and hot tub water. Formulated with 100% Sodium Bicarbonate, it helps prevent rapid pH fluctuations, protects spa equipment from corrosion and scaling, and improves the effectiveness of sanitizers for cleaner, clearer water. Suitable for all spa types and sanitizing systems, this fast dissolving, fully soluble