Protects chlorine from ultra violet light 
Each 500 g tablet containing 99.6% Cyanuric Acid 
Ideal Stabiliser level is 20 – 30 ppm. Do not exceed 50 ppm

Application:
Apply by placing tablet in skimmer box.
500 g per 50,000 litre will raise Cyanurate level by approx 20 ppm
Application rates indicated are to be used as a guide only.