Outpost Filter H50371 37Sqt Jacuzzi FC-1437 PJ37IN C-5635 AK-4031

Outpost Filter H50371 37sqft filter for Jacuzzi spas.

Outer Diameter: 5"
Length: 13-5/16"
Bottom ID: 2-3/8"  open hole in center
Top ID: 2-3/8" open hole in center

Replacement Option For:
Filbur FC-1437
Pleatco PJ37IN
RJ Filtration AK-4031
Unicel C-5635

Outpost Filter H50371 37Sqt Jacuzzi FC-1437 PJ37IN C-5635 AK-4031 PJ37-IN-4

 Diameter: 5", Length: 13-5/16", Top: 2-3/8" Open, Bottom: 2-3/8" Open, 37 sq ft

 Filter type also used in Morgan Spas and spas using Jacuzzi Carvin filter systems.

For the money-saving 4-pack, see 50371-4PK