Durable sand filter adapter for SPX1091Z4 equipment that maintains a stable water flow in your pool system. Manufactured for durability, wear resistance and anti-aging properties, it supports high water pressure while keeping water quality within safety standards. Eco-friendly quality adds value without compromising performance. Easily upgrade your pool experience with this replacement sand filter adapter. It ensures a seamless connection between hoses and SPX1091Z4 equipment, improving functionality, longevity and pool cleanliness with a single, essential accessory. Versatile compatibility for outdoor and indoor environments. Suitable for homes and hotels, it connects to cleaning tools and filters to deliver pristine pool water. It is also adaptable for indoor facilities such as gym pools, supporting reliable operation with SPX1091Z4 systems. Target users include owners, maintenance personnel, repair professionals and cleaning service providers who work with SPX1091Z4-series equipment. This accessory is essential for extending pool systems and ensuring clean, safe water. Use scenarios - Residential backyard pool with SPX1091Z4 equipment: replace the adapter to restore stable flow and filtration performance. - Commercial hotel pool: maintain reliable hose-to-equipment connections for consistent water quality under high usage. - Indoor gym or fitness pool: integrate with cleaning tools and filters to maintain hygienic pool water.