IQ’s Water Hardener increases the level of Calcium (Hardness) in the water of swimming pools and spas.
Contains: Calcium Chloride.
The ideal Calcium Hardness level for pools is between 200 – 500 ppm.
Brand:
International Quadratics
Application
100g will raise the pool’s Calcium Hardness by 10 ppm per 10,000 litres.
This product should be pre-dissolved in a bucket of water, where 2kg is added to 5 litres of water. If more than 6kg of water hardener is needed per 50,000 litres of pool water, dose this separately and apply at minimum 12 hours apart.
The application rates indicated above and on the product are intended to be used as a guide only. Please contact your local pool professional for further assistance.
