Unbranded Hot Tub Accessories Filter | sku-18406557843

These Unbranded Hot Tub Accessories are a 2 Pack of replacement spa filter cartridges, SKU sku-18406557843, UPC 768307902570. The listing names Savener as an independent brand and says manufacturer names and part numbers are for reference only. It lists compatibility with 4CH-949, PWW50L, Cal Spa fil50-5d13h15fct-3, Barefoot Spa 50, Rising Dragon, Dynasty Spas and FC-0172.

The title also lists FD2007, FIL11100208, 817-4050, Teleweir 50, AK-90091, SD-01143 and 200702. Each cartridge is 13-1/2" long with a 4-15/16" outside diameter, a v-groove semi-circular handle on top, a 2" female SAE thread on the bottom and a 50 Sq.Ft. filtration area.

The listing says IAPMO tested and certified the filter against NSF/ANSI 50 material-safety standards for long-term water exposure. Its thickened trilobal fiber and reinforced ABS end caps provide, according to the listing, three times the adsorption surface area of conventional filter fabrics.

A dirt-locking structure and 50-micron filtration layer are said to capture debris and remove up to 99% of fine particles, including hair, leaves, dust and sand. Rinse the filter regularly with clean water and replace it regularly. It is not designed for backwashing, which may crack or permanently damage it. The listing offers a six-month return policy for quality issues and technical support.