Pool Supplies Canada Premium Pool Opening/Closing Chemical Kit for up to 100,000 Litres

Please ensure that you size your kit according to your pool volume. Diluting these chemicals will render them ineffective. INSTRUCTIONS FOR OPENING USE: 1. Ensure that you have already filled your pool with water and the pump is running. 2. Add the stain and scale product to the pool and allow for the pump to circulate the water for approximately 15 minutes. *If when added a green or brown colour develops, this may be due to copper or iron in the water as Stain and Scale products will solubilize these materials* 3. Broadcast the oxidizer across the outside edge of the pool and allow the pump to circulate the water for approximately 15 minutes 4. Add the bottle of algaecide around the edge of the pool and allow all 3 chemicals to continue to circulate overnight 5. The following day, test your pH level and ensure that it is between 7.2 – 7.6 6. Start chlorinating and using your pool INSTRUCTIONS FOR CLOSING USE: 1. Ensure that you have already tested your pool??s pH levels, total alkalinity and chlorine. This will help to prevent any corrosion of scale build up 2. Add the stain and scale product to the pool and allow for the pump to circulate the water for approximately 15 minutes. *If when added a green or brown colour develops, this may be due to copper or iron in the water as Stain and Scale products will solubilize these materials* 3. Broadcast the oxidizer across the outside edge of the pool and allow the pump to circulate the water for approximately 15 minutes 4. Add the bottle of algaecide around the edge of the pool and allow all 3 chemicals to continue to circulate overnight ** Please allow for water to circulate for at least 8 hours before disconnecting your equipment for the winter 5. You may now install your Winter Cover If you have any questions about opening or closing your pool, please contact us directly through Amazon messages and we would be more than happy to help!