Screwin Spa Filter CartridgeScrewin inflatable spa filter compatible with a range of different spa brands including CosySpa Hot Tubs, Clever Spa, Aqua Spa, Costway, All Seasons and more.High Quality Infinite screwin spa filter is characterized by its high tensile strength. The filter media, center rod and end cap are bonded together as an integral part to ensure a better seal of the end cap. the pleated structure provides a larger surface area and makes the filter cartridge more efficient.Material and DimensionsSpa filter cartridge PET material + nonwoven fabric. Weight : 135 g Dimensions: 104 mm Hole diameter: 60 mm Height: 82mm. It applies perfectly to most massage pools. You can enjoy the safe and healthy massage pool spa without worries.Filtration Cartridges For SpaFiltration cartridges for spa which will allow you to keep water clean and clear and you can spend long moments of relaxation and relaxation.Easy to CleanSpa screwin filter Replace the filter element every two to three weeks for better filtration efficiency. If you have any problems or questions regarding the replacement of our filtration elements, please let us know. you can enjoy your free time with family and friends.