Sirona™ Calcium Booster 1 lb. - Granular Calcium Hardness Increaser for Hot Tubs Gift Pack The Tear-Aid® Vinyl Repair Patch

The Tear-Aid® Vinyl Repair Patch for Hot Tub and Spa Covers provides a simple and easy method of patching holes and tears in hot tub covers

Height: 10 3/4"

• Envoy KK 2004-2007

NOT for use in bromine tabs/floater systems and biguanide (Baqua Spa and Sirona Simply)

This filter also works on the Caldera Highland Series Aventine

Sirona™ Calcium Booster 1 lb. - Granular Calcium Hardness Increaser for Hot Tubs Gift Pack The Tear-Aid® Vinyl Repair PatchSirona Calcium Booster will effectively raise the level of calcium in spa water. The granular formulation will gradually increase water hardness which will help prevent the corrosion of equipment and foaming caused by soft water. To figure out the dose of calcium hardness increaser for your hot tub gallons, just follow the chart that is on the back of the bottle. Size: 1 lb. Sirona Calcium Booster is compatible with almost all hot tub sanitization