Filters, Replacement Cartridges

This part is a Filter, Cartridge, 25sqft, 2-1/16"ot, 2-1/16"ob, 4-5/8", 11-7/8" 3oz.. Application American Products/Pentair, Apollo Spas, Emerald Spas, Hayward, Sonoma Spas

This part is a Filter Cartridge 75sqft 13" x 8" with 2 1/16" Top hole and 2" Male Slip Bottom Coleman Spa.

This filter is found in Emerald Spas it is 17 1/16" Tall x 2 7/8" wide and has a 2 1/8" hole on the top and bottom... 9 Sq Ft... Diameter 2-7/8"

This filter cartridge is 9" Tall x 6' Wide and features a 1 1/2" MPT screw in nipple which measures about 1 13/16" to the outside of the threads. This filter is found in LA and Advanced spas and more...

This filter fits some Vita Spas manufactured by DM Industries..It features a 2" MPT thread which measures about 2 3/8" across the threads and is 8 1/2" wide x 7" Tall...