Converts threaded hoses to clamp style hoses and 1.5 and 1.25-inch hoses for Intex pool sets A series adaptor pair, 25007 Fits all Intex 4000, 2500, 2000 and 1500 gallon per hour filter pumps that use threaded hose connections Fits Intex chlorine generators and salt systems that use threaded hose connections Genuine Intex OEM replacement part that keeps pool safe and working properly