Heaters have built-in temperature sensors which automatically cuts the power to the heater if it accidentally comes in contact with air. Maintains water temperature within +/-2ºF of the set value providing a safe, healthy, and stable temperature for your tank.
Our Price: $34.90
Thank you so much for your help. Can't wait to get it in place. Once again thanks for not giving up on it. I shall sing your praises to everyone I come in contact with regarding saltwater equiptment.