Pleatco PFF25P4 Filter For FreeFlow Spas

This Pleatco PFF25P4 hot tub filter is a compatible replacement for the OEM FF-150 used in select Free Flow spas which have an open top with threads on the bottom. Also a compatible replacement for the Unicel brand 4CH-22, Master Deluxe M40257 and Filbur FC-2399

Top View

• Outside Diameter 4-5/8" (117mm)
• Top Hole 2-1/8" (54mm)

Side View

• Filter Length 6-5/8" (168mm)
• Washable Pleats

Bottom View

• Male MPT Threads Referenced as 1-1/2" (38mm)
• Actual Outside Diameter of Threads 1-13/16" (47mm)

Compatible replacement for:

• Unicel 4CH-22
• Master Deluxe M40257
• Filbur FC-2399