Automatically adds water to sump or tank when levels drop. Consists of small 3" x 2" module, and pressure actuated level sensor. User supplies powerhead or sump and reservoir of water. Sensor is mounted in sump, at desired level.
Our Price: $59.95
I received the order today (3 kits of Nitrate and 3 kits of Ammonia). Thanks you for such prompt service. It was GREAT!!