HTH Blackal Shock (1Ltr)

Rebranded From Fi Clor

HTH Blackal Shock Algaecide is a complex, high dose Copper Based Algaecide. It is specifically designed to destroy chlorine resistant algae, such as Black Algae, Mustard Algae and Pink Algae, without using a chlorine shock treatment.

• Product Innovation.
• Very high content of active ingredients (do not overdose the product).
• Incompatible with PHMB and any other product containing copper sulphate.
• Slightly foaming.
• Liquid.
• Destroys all types of algae, event the most resistant (mustard, black, pink, etc...) and prevents their recurrence.
• Easy to use: Graduated container.
• Filtration must be on and bathers must be out of the water.
• Do not dilute before use.
• Do not mix with other products.
• Store in a dry, well ventilated place with temperatures not exceeding 35°C.

Warning - this product should not be overdosed: maximum use is once every three months