【Programmable 24 Hours Timer】: Set the timer of the water circulation pump before you leave home, then you can enjoy a hot bath after work. No more cold water suffering, especially in winte ...

Looking for a simpler solution [Martin] came up with his own solar pool heater for under ... A 12V utility pump coupled with a timer allows water to sit in the hose under the sun for one hour ...

Timo Leukefeld GmbH has started selling a new hot water tank and heater ... is controlled by a timer. The timer is set so that from March to September, excess solar power is used to heat water ...