5 Pack of AlgaeFree Pool Blocks (1.5 Kg) - Good for 3-4 Months of Treatment!
Pool Blocks all season algaecide is an extra strength, slow release solid tablet algicide suitable for all chlorine and salt water pools. Eliminating all forms of green, mustard and Blackspot algae to deliver outstanding results in harsh environments. Sold since 1978, they have become one of Australia's most sold Premium Algicide Products.
Pool Blocks are used by commercial pools, hotels and local governments to control algae. They contain more than twice the active ingredient of most standard competitor products to ensure the longest possible treatment period.
Using Pool Blocks regularly prevents Blackspot Algae and stops your pool from turning green when chlorine levels fall.
Directions for use: Intial dose - place one (1) POOL BLOCK per 25,000 liters of pool water in the wire basket when the pump is running. If algae persists, a monthly maintenance dose of one block per 50,000 L or ½ block per 25,000. Adjust pool water pH and maintain between 7.2-7.6 during treatment. Brush walls weekly when treating blackspot algae. Use in conjunction with chlorine or an approved bactericide when swimming.
DO NOT contaminate irrigation or drink water supplies or aquatic habitats by cleaning of equipment or disposal of waste.
Disposal: Do not reuse empty container. Dispose of empty container in household garbage. For information on dispoal or unused, unwanted products, contact manufactuer or the provincial regulatory agency
Great product! Keeps our pool algae free.Verified Review
The best product to come along in years. Have been using it in a 16x32 inground for 3 years and not one speck of Algae in that time. Makes pool maintenance as easy as ABC.Verified Review
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