Fluval Sea Sump Pumps Have Been Engineered To Deliver Powerful Flow Rates At Various Head Heights To Ensure Excellent Water Flow For Sump Equipped Marine Systems These High-Quality, Energy-Efficient, Magnetic Drive Units Can Be Plumbed In Or Out Of A Sump Rugged And Certified For Marine Use, These Robust Pumps Deliver Energy Efficient Quality Fluval Pumps Run At A Relatively Cool Temperature To Avoid Affecting The Water Temperature Of The Tank, Whether Running Internally Or Externally The Fluval Sea Sump Pumps Are Electrically Certified For Marine Usefor More Fish Tank Accessories, Check Out Other Fluval Products Including Aquarium Filters, Aquarium Heaters, Aquarium Air Pumps, Aquarium Lights, Aquarium Rocks, Aquarium Thermometers, And Aquarium Stands Fluval Has A Wide Variety Of Products That Are Perfect For Your Pet Fish To Enjoy In Any Large Fish Tank, Small Fish Tank, Saltwater Tank Or Freshwater Tank Fluval Broke Onto The Aquatic Scene In 1975 By Introducing The Worldas First 3-Stage Filter With Synchronous Motor Technology - A Breakthrough That Is Still Applied In The Industry Today Since Then, Fluval Has Built A Legacy Around This Pioneering Spirit, Relentlessly Adapting In A Changing World To Launch Innovative Aquarium Products That Remain At The Forefront Of Technology, And Which Set The Bar In Quality, Style And Functionality Fluvalas Mission Is Not Just About Building Products That Mimic The Natural World, But Inspiring Aquarists Of All Skill Levels To Enjoy And Respect The Hobby For Generations To Come