Material: Plastic Size: As shown Suitable: Fits all 4000, 2500, 2000, and 1500 gallon per hour filter pumps that use threaded hose connections Specifications: Pool Hose Adapter A & B: 1.5 inch pool hose adapter converts threaded hoses to clamp style hoses and connects 1.5 inch and 1.25 inch hoses for pool systems. Compatibility: Adaptor pair model 25007. Compatible with all 4000, 2500, 2000, and 1500 gallon per hour filter pumps using threaded hose connections. Fit for: Pool hose adapter fits chlorine generators and saltwater systems that use threaded hose connections. Work efficiently: Above ground pool hose adapter is made of high-quality plastic material and includes O-rings for a watertight seal, helping maintain optimal pump performance. Quick installation: Connect the small end of the adapter to the 1.25 inch hose. Attach the threaded end to a 1.5 inch plunger valve or filter pump by screwing it on securely. Package Included: 1 x Pool Hose Adapter