Unicel 7CH-322 32 sq.ft. spa filter cartridge has measurements of 7" diameter x 8" long with handle on top and 2" standard threads on bottom. We also offer the 7CH-32 model with 1 1/2 inch threads on the bottom, such as found in Artesian Spas, Coleman Spas and other brand hot tubs.

The dimensions of this 32 sq.ft. spa filter are:

• Length: 8"
• Diameter: 7"
• Top: semi-circular Handle
• Bottom: 2" mpt Threads
• 3 oz. filter media
• Unicel 7000 Series filter

This is a top load cartridge filter by Unicel. 

Bottom threads view of this spa filter. (2 inch mpt fine threads)

This filter replaces 100520, 3301-2109, PAS35-2 & FC-0420.