HF-STR3-500S8-SET Premium Pool Filter Cartridge 25021-0224S Inner and 25022-0225S Outer Set - Replacement for 500 Sq. Ft. Sta-Rite Outer and Inner System 3 S8M500 Set, Pentair 170148 Pentair housing Regardless of filter type

Regardless of filter type

Limited First Edition – when they're gone

Pentair FNS Plus 36 18"Filters (7 Required)

500 Gallons

Exact tolerances for a precise fit—6

HF-STR3-500S8-SET Premium Pool Filter Cartridge 25021-0224S Inner and 25022-0225S Outer Set - Replacement for 500 Sq. Ft. Sta-Rite Outer and Inner System 3 S8M500 Set, Pentair 170148 Pentair housing Regardless of filter typeHF STR3 500S8 SET Premium Pool Filter Cartridges Intro Restore peak filtration with the HF STR3 500S8 SET, a premium inner and outer cartridge replacement for 500 sq ft Sta Rite System 3 S8M500 pools and spas. This complete kit delivers consistent cleanliness, easier maintenance, and reliable performance for residential and light commercial use. Manufactured to tight tolerances in the USA, it ensures a precise fit and long service life. List of