Pool Supplies Canada Spa Calcium Increaser raises the calcium hardness of your spa or hot tubs water. Calcium increaser is completely soluble and it is safe to swim immediately after application.

Instructions for Use

Follow the chart on the back of the bottle and broadcast 25 grams (1 capful) of calcium increaser as required over spa water.

Warranty Coverage: Pool Supplies Canada Chemicals come with a 30 Day Limited Manufacturers Warranty.

Start a Warranty Claim:To begin a claim please email customerservice@poolsuppliescanada.ca with a photo showing the defect(s)/issue with your Pool Supplies Canada Chemical and include a brief explanation of what occurred.