Before placing the Pool Gel in the skimmer basket, perform a backwash and rinse, this way you start with a clean filter medium. Then remove the Pool Gel from the package and place it in the skimmer basket. 24U after placing the Pool Gel you should perform a backwash to remove micro organisms. After this, you may perform the normal pattern of backwashing again.
Wash your hands after placing the Pool Gel. Remove the packaging as soon as possible and keep it away from children.