Filters, Replacement Cartridges

This filter fits Some Caldera and other Watkins Hot Tubs.. The Cartridge is 75 sqft, It features a 2-11/16" hole in the bottom and is 7" wide by 14-3/4" tall.. Diameter    7"Length    14-3/4"Top Style  ...

This Filter Cartridge is 17 3/4" tall and 5 5/16" wide.. It has a hole in the center of the top and bottom that measures 2 1/8"...   Diameter    5-5/16"Length    17-3/4"Top Style    OpenTop Physical...

This part is a Filter Cartridge, 50sqft, 2-11/16"ob, 7" Wide, 10-3/4" Tall, found on some Watkins Caldera hot tubs.. Application Caldera Spas (Watkins), Watkins Mfg/Caldera Spa Bottom Physical Dimension 2-11/16" Bottom...

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 only in Coleman Hot Tubs that is 13" long x 8" Wide and it has a hole in one end that is 2 1/16" and a nipple on the other...

This filter Fits some Dimension One and At Home Hot Tubs after 2000.. It is 10 1/2" Ta x 7 1/8" Wide has a closed top with castle tabs and features a butterfly type twist lock bottom where you slide it down over the butterfly hole in the filter housing...

This filter fits Jacuzzi Premium Hot Tubs J-300, J-400 Series. It is 15 1/2" Tall and 6 5/8" Around and Features a 2" SAE which is a Thick Thread and measures a hair less than 2" Inside diameter and measures 2 3/8" to the outside of the threads. There...

This filter fits some Hotspring, Tiger River, Watkins Hot tubs.. It is a Filter, Cartridge, 65sqft, 3" Top Hole ID, 3" Bottom Hole ID , 8-1/2" Wide, 10-1/2" Tall.. Application Hot Spring Spas (Watkins), Tiger River Spas (Watkins), Watkins...