Helix Skimmer Package - Drilled for Submersible Pumps Pond Trade Magazine 2012 Product of the Year Made in the USA from heavy-duty Rotational Molded HPDE Compact design and low profile makes it easy to conceal at the pond edge Efficient design allows for flow rates from 1500-8000gph Does not use weir door, making it safer for fish than many other skimmers