10 Sq. Ft. Filter Arctic Spas/Coast

The Unicel C-4310 hot tub filter is smaller at 4 inches tall and 4-1/4 inch diameter with a 2-1/16 inch hole top and bottom. This cartridge is typically used in a range of older hot tubs were the filter is inside the skimmer and accessed through the skimmer opening.
 
Filter details:
Unicel P/N: C-4310
Diameter: 4-1/4"
Length: 4"
Top: 2-1/16" Open
Bottom: 2-1/16" Open
Media: 10 sq.ft.
Filter Media: 3oz Reemay
Pleat count: 216
 
Compatible replacement for the following:
Pleatco PWW10
Filbur FC-3077
Master Deluxe M40101
Waterway Plastics 817-0010
10146949
CMP 25249
Rec Warehouse OEM 378900
Icon Spas OEM 146949
QCA Capri and Santa Maria OEM # 25249-800-000