| Chemical | Function | Dosing Method | Benefits | | Calcium Hypochlorite | Used as a sanitiser for indoor pools and a shock treatment for large in-ground pools. Not recommended for small above ground pools or spas. | Dissolve in a bucket of warm water and distribute around the pool or pour into the skimmer basket. NEVER place directly into the pool. | (1) Ideal chlorine source for indoor pools as it does not contain any cyanuric acid (stabiliser) (2) When used as a shock treatment on outdoor pools it helps maintain a balance in the stabiliser level. (3) Removes algae in larger in-ground pools. | |
Chemical Name: Calcium hypochlorite
Description: Un-stabilised chlorine granules that can be used as a shock treatment or a source of un-stabilised chlorine. All our Calcium Hypochlorite granules are packed in convenient 500 gram bags.
Sizes Available: 1kg, 2.5kg, 5kg, 10kg, 20kg (select below).
Dosing Instructions (Pool: Shock Treatment)
- Once a fortnight or more often in hot weather, boost your chlorine level using the shock granules.
- Add 500 grams (1 bag) (1 scoop = 100 grams) per 45 cubic metres (10,000 gallons) of pool water.
- The granules are dissolved in a bucket of warm water and distributed around the pool or poured into the skimmer basket. Make sure your skimmer basket is free from all other types of chlorine before pouring it in.
- At the start of the summer season or when algae is present it may be necessary to increase the dosage.
- Adjust the pH to between 7.2-7.6.
- Keep the filter free of debris and allow the water to circulate overnight. Allow the available chlorine level to drop below 3ppm before entering the pool. If this takes too long excess chlorine can be removed using a chlorine reducer Dechlorinator .
Dosing Instructions (Pool: Chlorine Source)
- Add 75 grams per 10,000 gallons of pool water to increase the chlorine reading by 1 ppm.
- The granules are dissolved in a bucket of warm water and distributed around the pool or poured into the skimmer basket. Make sure your skimmer basket is free from all other types of chlorine before pouring it in.
- Maintain a chlorine reading of 1 to 3 ppm.
DO NOT MIX UN-STABILISED CHLORINE WITH ANY STABILISED CHLORINE AS IT WILL EXPLODE
