It makes easier for you the start-up of the pool after winter,
avoiding algae and lime formation.
Please carry out the following if the temperature of the water drops below 15ºC.
1) Clean the swimming pool
2) Set the pH balance between 7.2 – 7.6
3) Carry out a chlorine crash course
4) Leave the filter running until the following day
5) Clean the filter
6) Add the winterizing agent