120 Pleat Cartridge Filter, Durable and Tidy Filters for mspa. Model: 8.6cm (3.4inch) length by 11.5cm (4.5inch) diameter Filter cartridge compatible with MSPA models: for Uscany, for Elegance, for Camaro, for Alpine, for Blue Sea, and for Silver Cloud. Bottom side: 6 small flat holes for steam The filter helps remove dirt and germs, giving you clean and fresh water.making it a necessary replacement part for home swimming pools. Replacement filter cartridges for Mspa have good filtering function. Keep your pool spa water clean and fresh with this cartridge filter for Mspa. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.