# 2x 735W Swimming Pool Spa Solar Heater Controller Water Heating System Panel
19 October 2017
It's not working at all
It's not working at all. I have bought 2 solar heater for a 12 foot above swimming pool and mount the solar heaters on my roof for a full day of sunlight with a temperature of 32 degree. With a recommended pump of 3500LH. And the swimming pool water is still ice cold. Not recommend,