Calcium Booster Home>Spa Chemicals>Calcium Booster Calcium Booster Raises the level of water hardness, which helps prevent foaming and corrosion of equipment to extend the life of the spa. Add to Wishlist Product added! Browse Wishlist The product is already in the wishlist! Browse Wishlist Category: Spa Chemicals Share000 Reviews(0) There are no reviews yet. Add a Review Be the first to review “Calcium Booster” Cancel reply Your review *Your rating Rate… Perfect Good Average Not that bad Very Poor Name * Email * Save my name, email, and website in this browser for the next time I comment. Related products Bright & Clear Spa Chemicals Developed especially for hot water treatment, this clarifier utilizes unique polymer action that neutralizes and removes dirt, soap, oily films and suspended particles for clean, fresh water. Sodium Bromide Spa Chemicals Leisure Time Sodium Bromide is used to establish an immediate bromide reserve in your spa. When used with Leisure Time Brom Tabs, the disinfection of the spa will be completely bromine-based and chlorinous odors will not exist. Spa Down Spa Chemicals Granular product adjusts water pH and alkalinity down. Provides a greater amount of control for large and commercial spas. Spa Up Spa Chemicals Granular product gently adjusts water pH and alkalinity upward.