Micro Pond Skimmer, Scaled Down Version Of The Professional Skimmers Will Skim Ponds Up To 150 SQFT, Rated For Pumps Of 500 To 2,500 GPH, 6" Opening Easily Collects Floating Debris From The Pond & Catches It Into A Sturdy Net For Removal, Vertical Brushes Then Trap Any Smaller Particles To Protect The Pump, Each Microskim Is Manufactured With An Overflow For The Pond, Blow Molded High Density Polyethylene Plastic Will Provide The Outstanding Durability That Professional Landscapers Have Demanded, Comes Complete With Color Instructions, & A Durable Lid.