Pentair Filter Tank O-Ring for SM & SMBW 4000 Series Filters | 071439Z Superpump MasterParts Mfr part 90390

Mfr part 90390

it offers reliable and consistent performance while improving water clarity

this cartridge helps ensure cleaner pool water while reducing the strain on your filtration system

yet it is more durable than the traditional diaphragms used on other types of pool cleaners

Pentair Filter Tank O-Ring for SM & SMBW 4000 Series Filters | 071439Z Superpump MasterParts Mfr part 90390Pentair Filter Tank O Ring for SM & SMBW 4000 Series Filters 071439Z OEM Pentair filter tank O ring for SM and SMBW 4000 Series D. E. filters. Restores the tank seal to help prevent leaks and air intrusion. Features Genuine Pentair replacement tank O ring. Fits SM and SMBW 4000 Series pool and spa D. E. filters. Designed to restore the correct tank seal. Direct replacement for worn, flattened, or leaking original O rings. Built for 4000 Series