Sani Marc Calcium Plus helps to increase calcium hardness to avoid corrosion of metal surfaces, protect pool and spa equipment and improve bather comfort. Total calcium hardness in a hot tub should be between 100 and 200 parts per million (ppm). Total calcium hardness in a pool should be between 200 and 300 ppm. Note this product is labelled for pool use.
Application method:
- Calcium Plus must be dissolved in a bucket of water before adding to pool water.
Dosage:
- To increase total calcium hardness by 10 ppm, dissolve 120g of Calcium Pus per 10,000 litres of pool water.
Sani Marc is a Proudly Canadian owned and operated manufacturer of professional grade swimming pool and hot tub water care products. Only ships from London Ontario warehouse.
