GAP products Level-Loc level control system. Fail safe top-off system features mechanical float switch and electronic soleniod valve. Fits most any aquarium or other type sump.

The water level is maintained by a polypropylene float with stainless steel hardware. The float has an adjustable arm for fine-tuning water height and can be swiveled nearly 180 degrees to the desired orientation.

The float is mounted on a riser arm that slides up and down allowing you to position the float at the desired height in the sump. The riser is secured with a nylon bolt.

A float switch and solenoid valve provide safety backup in the event the float valves fails or becomes obstructed by a pesky snail or power cord

The solenoid is 12V 5W for mininum power consumption and safe operation near water. As an added safety backup, the solenoid can be plugged into a timer (see our accessories) so that the water is only flowing for short intervals each day. This also allows your RO/DI unit to run less frequently and produce more water when it is running.

The bracket is built of rigid PVC for durability. The bracket is secured to the sump by two 1.5