SolarPill AP72 Swimming Pool Liquid Solar Blanket Cover (4-Pack)

Brand: SolarPillFeatures: Treats up to 30,000 gal. Lasts up to one month per pill Easy to use; simply place in skimmer; automatically dispenses Reduces heat and chemical loss by preventing water evaporation Helps extend your swimming season Details: SolarPill - Pool Blanket for Up to 30,000 Gallons Solar Pill features a time release dispensing system that reduces heat and chemical loss thru pool water evaporation. Solar Pill helps extend your swimming season and is know as the "Pool Blanket in a Pill" Treats up to 30,000 gal