1. COMPATIBLE REPLACEMENT: These pool valves are specifically designed for Intex filter pump models 28635EG, 28633EG, and 28671EG, providing a secure connection between your pool and filter pump while maintaining proper water flow in your swimming system. 2. EASY INSTALLATION: The pool piston valve assembly features a userfriendly design, enabling quick replacement without professional assistance, saving you time and effort during routine maintenance of your aboveground swimming pool equipment. 3. QUALITY CONSTRUCTION: Crafted from durable plastic materials, these gray pool piston valves offer resistance to pool chemicals and environmental factors, delivering a longlasting solution for your pool filter system that stands up to regular use. 4. WATER FLOW REGULATION: These valves efficiently regulate water circulation in your filtration system, helping to maintain clear water by allowing your pump to operate at peak performance, thereby enhancing your overall swimming experience. Note: 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. Sold by-YJL official store