These newly engineered cartridge filters for many spa brand filter systems provide maximum filtration capacity, economy and longer service than other filters. Suitable for a wide range of chemicals, they provide high temperature resistance and long life dependability. Bags and filters are manufactured to comply with industry-accepted dimensions. Full range of pore sizes and materials allow for optimization of your process stream. These cartridges provide exceptional chemical resistance, high temperate and pressure capacity with higher flow rates and lower pressure drop.