Filters, Replacement Cartridges

This Filter cartridge is 5 5/16" Wide X 10 1/8" Tall.. It has a 2 1/8" hole on the top and bottom... it is 45 Sq Ft and is found in a lot of different brands... Dynasty Spas, Garden Leisure, Leisure...

Filter, Cartridge, 25sqft, string ht, 2-1/8"ob, 5-11/16",10-3/8" 3oz Application Apollo Spas, Diamond Spas, Gatsby Spas, Jacuzzi Whirlpool, Jacuzzi/Carvin, Safari Spas, Sev

This filter is found only in Sundance Hot Tubs that is 19" long x 8 1/2" Wide and it has a hole in one end that is 2 1/2" that slips over a fitting with a nut ti tighten it into place and a nipple on...

This part is a Filter, Cartridge, 10sqft, 4" Tall X 4-1/4" Wide, 1-15/16" Top Hole, 1-15/16" Bottom Hole... Diameter    4-1/4"Length    4"Top Style    OpenTop Physical Dimension    1-15/16"Bottom...

This filter is 9 3/4" Tall x 4 5/8" Wide and is closed on the top and has a 1 1/2" mpt thin threaded nipple that measures about 1 13/16" across the threads. This filter fits some of the Jacuzzi...

This Filter Cartridge fits Some New Cal Spa and Marquis Spas. It is 12 1/2" Tall x 5 3/16" Wide with 2" Mpt Threads which is a think thread that measures about 2 3/8" outside diameter. The MPT...

This part is a 35 Square Foot Filter Cartridge that is 4-15/16" Outside Diameter x 9-1/4" in Length. It has a hole in the top and the bottom that are 2 1/8". This Filter (The Most Popular) is found...

This Filter is a 30 Square Foot Filter Cartridge that Fits after some 1990 Hot Spring Hot Tubs by Watkins is 6" Outside Diameter x 10 1/2" in Length and has a 1 15/16" top and bottom hole.This fits...

This filter is this most popular size and fits 70% of all tubs it is a 25 Square Foot Filter Cartridge that is 4-15/16" Outside Diameter x 13-5/16" in Length. It has a hole in the top and the bottom...

This Filter is a 40 Square Foot Filter Cartridge that is 6" Outside Diameter x 8 1/4" in Length. It has a 1 1/2" SAE Threaded Fitting which is a Thick Thread that measures about 2" outside diameter...