AquaPill AP72 30,000 Gallon Solar Pill for Swimming Pool Heating
SolarPill 4". The majority of daily heat loss is due to evaporation. AquaPill SolarPill minimizes heat loss by forming a harmless, ultra-thin, invisible barrier on the water's surface to reduce evaporation. Its patented delivery system gradually releases the formula into the filtration system to allow for optimum coverage. SolarPill can be used with ALL types of sanitizers.