Compatible with 4000, 2500, 2000 and 1500 gallon/hour filter pumps connected with threaded hoses. Made of high-quality plastic material for durability and reusability. Improves filtration for better water quality and clearer water flowing into your pool. Suitable for use in many occasions and swimming pools. Pool drain adapters ensure a tighter connection for optimal performance. Description: Introducing our filter pump interface with high compatibility. Our pool drain adapter makes the connection tighter, improving filtration and water quality, resulting in clearer water flowing into your pool. Compatible with all 4000, 2500, 2000, and 1500 gallon/hour filter pumps with threaded hose connections, our pool hose connector allows for easy connection to a 1.25 or 1.5 inches hose. Made of reliable and harmless materials, our swimming pool parts are durable, reusable, and perfect for replacing worn-out parts. Upgrade your pool experience with our filter pump interface and enjoy crystal clear water all season long. Item Name: Pool Hose Adapter Material: Ordinary PVC Features: Reusable, Durable, Sturdy, Easy Installation Size Details: Style A, C, D: 4.3 x 2.82inch (Approx.) Style B Longer One: 4.3 x 2.82inch, Shorter One: 2.3 x 1.4inch (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style A: 2 x Pool Hose Adapter 2 x Pad 2 x Fixing Ring Or Style B: 4 x Pool Hose Adapter 2 x Fixing Ring Or Style C, D: 4 x Pool Hose Adapter