Pentair FNS Plus Filter Lid Assembly, 36 sq ft | 170020 Balboa Water Group Replace with IF3550 and confirm

Replace with IF3550 and confirm the listed size match

dependable spa plastics products

TLV74LN2 See-Through Installation and Placement

Manufacturer part number 672-1000

Their check valves and internal parts are engineered for reliability

Pentair FNS Plus Filter Lid Assembly, 36 sq ft | 170020 Balboa Water Group Replace with IF3550 and confirmWhat This Part Is Used For Pentair 170020 Lid Assembly 36Sqft, FNS Plus is a replacement lid for compatible FNS Plus 36Sqft filter systems. It seals the filter housing. Why This Part Matters A secure lid is essential for maintaining system pressure. Cracks or warped lids can cause leaks and air intrusion. Replacing the lid restores proper filtration performance. Key Features and Specifications Pentair manufacturer part number 170020 For FNS Plus