TetraPond In-Pond SkimmerIn-Pond Skimmer acts as a prefilter for the pump, keeping the pond clean by skimming off debris before it sinks and becomes sludge. Easy to install design can be placed directly in the pond - no cutting of the liner. Compatible with TetraPond 550, 1000, and 1900 WGP series pumps and TetraPond Waterfall Filter (sold separately). For use in liner or preformed ponds up to 1,000 gallons. Use pumps from 550 GPH - 1900 GPH. Pond skimmer includes 1 1/4" ID outlet (includes 3' hose), debris basket, anchor straps and stakes, floating weir, fiber filter pad, hose fitting and plug and hose fitting for pump inlet.