Aqua UV Classic 8 watt UV Sterilizer w/Optional Wiper by Aqua Ultraviolet. **** PRODUCT MANUAL **** The Classic 8 watt UV is the premium choice for water sterilization of ponds/aquariums from 5 to 200 gallons eradicating bacteria and creating a healthy environment. The Aqua Ultraviolet Classic 8 Watt can also be used as a clarifier to remove free floating algae for bodies of water up to 1500 gallons with 50% to 75% plant coverage. Simply put Aqua Ultraviolet Classic 8 watt UV sterilizer will clear you water in 3 to 5 days, sometimes over night, and keep it that way. Features: - Easy Twist Cap For Easy Quartz Sleeve - Maintenance Just One Cap To Twist For Access To The Quartz Sleeve - Quick Release Ts For Easy Installation And Winterization - Lamp Is Positioned In The Housing For Maximum UV Effectiveness - Slender Housing Design Allows For Higher UV Dosage - The Unit Is Designed For Maximum Flow Rates - Easy To Remove Remote Power Supply - Designed For Indoor or Out Door Use 8W Unit Specifications: - Dimensions: 17" X 4" X 2-1/2" - Sterilizer Maximum Flow Rate: 642 GPH - Clarifier Maximum Flow Rate: 1000 GPH - Fresh water application: 5-200 - Salt water application: 70 - Number of Lamps: 1