Bestway Electric Swimming Pool Heater Upto 15FT 2.8KW above ground
Ideal for use with 15ft pools or smaller. Ideal for 15ft pools or smaller. How long will the pool heater take to heat the pool? This depends on the size of the pool you have. The pool heater heats the water by 0.5C-1.5C/h (1-3F/h) per hour.