The Intex 1000 Gallon Filter Pump provides efficient filtration for a quality swimming experience. It"s designed for 15" and 16" diameter pools. The built-in GFIC "ground fault circuit interrupter" instantly shuts off pump if electrical current comes into contact with water. Easy installation, just hook-up hoses and plug in. Pump features a thicker, heavier paper cartridge. Flow rate: 1,000 gph. The Intex Recreation Corp is a member of the Intex family of companies and they have been helping people have fun for over 40 years. Intex is the world leader in both designing and producing high quality, innovative products for indoor and outdoor recreation. Their above ground pools, pool accessories, pool toys, airbeds, and boats are known around the world for their tremendous value.