Evolution Aqua Dual Union Check Valves Little Giant A solid red light on

A solid red light on the transformer or no light on the transformer may mean the transformer itself is damaged

SKU Model Max Pond Size Air Flow

featuring an impeller that resists blockage and passes up to 1/4" debris

The ProLine™ PRO5000 Skimmer cleans and filters your pond from surface debris and other particulates

pH Increase includes 2 pH increasers for gentle effectiveness and 3 electrolytes to maintain osmotic balance

Evolution Aqua Dual Union Check Valves Little Giant A solid red light onEvolution Aqua check valves are essential when using a waterfall filter in conjunction with a pond skimmer. The check valve will prevent water in the filter from back flowing into the skimmer when the pump is switched off and keep water in bogs when the pump is turned off and other purposes. Check valves are also essential when an external pump is being used. The check valve prevents the water from draining back into the pond or reservoir, keeping the