Made of 316 stainless steel and utilizing highly accurate electronic thermostats these units keep the water temp constant. .
Installs easily and quickly. Just plumb in line (2") entering the water at the end with the Safety flow switch and out the other end to the pond. Over load protected and built to last.
Summer usually means increased pond water loss due to evaporation, which of course leads to topping off our ponds more. You should always add dechlorinator when topping off the water level of a pond. Any amount of chlorine (such as that found in treated water) can be harmful to your fish. Even if it is not enough chlorine to mean immediate death of the fish, this chlorine can still cause harm to proper gill function.