Pentair Tank Lid, 48 sq. ft. Filter | FNS Plus | 170021 PWWB and remove

and remove

303 Stainless Steel Threaded Shaft

Heavy duty vinyl

One-Step Application: Pour directly into skimmer - no mixing or measuring required

Pentair Tank Lid, 48 sq. ft. Filter | FNS Plus | 170021 PWWB and removeThe Pentair Tank Lid, 48 sq. ft. Filter (170021) is the OEM replacement lid for the FNS Plus 48 sq ft D. E. filter model FNS PLUS 48. This is a direct factory matched replacement that restores the pressure retaining top closure of the filter tank to original specification. The tank lid forms the sealed top of the FNS Plus filter tank. A cracked, warped, or seal compromised lid allows system pressure to escape, reducing filtration efficiency and