Designed to be fully compatible with all Coleman Saluspa, Lay-Z-Spa, and similar inflatable hot tubs, this filter fits Type VI and Coleman 90352E filters with precise dimensions (Length: 3-1/9", Diameter: 4-1/5", Openings: 2") ensuring a perfect fit and optimal filtration performance. NSF/ANSI 50 certified, its trilobal pleated design captures three times more debris such as leaves, hair, sand, and oils, while corrosion-resistant end caps and durable polyester fibers guarantee longevity and resistance to chemical damage and high temperatures. Featuring a free-flowing porous core and easy-to-clean structure, this filter reduces clogging and extends replacement intervals, providing efficient, stable water filtration and a cleaner spa experience.