Aqua Marina Filter Cartridge Base for Aqua Marina Spa Hot Tub And Spa Series

Help keep your portable hot tub clean and clear with the Aqua Marina filter cartridge base for Aqua MSpa hot tubs and spas (sold separately). This handy base holds your filter cartridge (sold separately) and allows you to connect it to the water inlet. As you change out your filter, you can continue to use the same base for low-cost convenience.