Anjon™ Big Frog Pumps™ Pond & Waterfall Pumps Model:5500 GPH Support bars accommodate heavier stone

Support bars accommodate heavier stone and gravel for ease in camouflaging

accurate pH readings

Decomposing organic matter also consumes oxygen

but they are merely references for showing product compatibility

but also allows you to stack 3" -4" of rock to hide the spillway

Anjon™ Big Frog Pumps™ Pond & Waterfall Pumps Model:5500 GPH Support bars accommodate heavier stoneHigh flow, high head energy efficient direct drive technology is combined with superior stainless steel and reinforced fiberglass construction. Upright design with space saving footprint makes this pump ideal for skimmer and pondless waterfall installations with an intake screen that prevents clogging. Direct drive motor provides years of life while providing the power needed to create heavy water flow. High quality seals for long and efficient pump