All pool heaters shall be equipped with readily accessible ON/OFF switch to allow shutting off the operation of the heater without adjusting the thermostat setting. Controls shall be provided to allow the water temperature to be regulated from the maximum design temperature down to 65 degrees F.
[Statutory Authority: RCW 19.27A.025. 93-21-052, ยง 51-11-1453, filed 10/18/93, effective 4/1/94.]