Alkalinity increaser by Leisure Time raises the total alkalinity of water in spas and hot tubs.

Leisure Time Alkalinity Increaser

Price: $7.59

Leisure Time Spa Alkalinity Increaser

Leisure Time alkalinity increaser is a high purity, low dusting, granular form of sodium hydrogen carbonate. It is specifically formulated to raise spa and hot tub water to the recommended level of total alkalinity in the form of carbonates and bicarbonates. Alkalinity increaser buffers pH against fluctuation and changes making the pH more stable.

2-Lb. Bottle