Filter Element - 50 sq ft - Premium Leisiure/Platinum Spas (#6136)
Measures: 9-1/4" H x 6" D x top handle x 1-1/2" MPT
Pleatco #PMAX50-P4, Unicel #6CH47

Filter Element - 50 sq. ft. (#5532)
13-5/16" H x 5" D x 2" hole

Unicel #C-4950, Pleatco #PRB50IN, Waterway #817-5000

Filter Element - 50 sq. ft. Gulfcoast (#3033)

Fits Pinnacle Plus Spa Models :
LX 11000, LX 9000, LX 8000, LX 5000, LX 4000

Filter Element - 5sqft - Icon (#2742)
6" H x 2-3/4" D x closed top x 1" hole

Pleatco #PH3.7B, Filbur #FC-3027

Filter Element - 35sqft - Waterway - Set of 2 (#2741)
4-5/8" H X 5" D X 2" Hole

Waterway #817-3510, Pleatco #PRB17.5SF-PAIR, Uncel #C-4401

Filter Element - 22.5sq.ft. - Hydro Spa (#2988)
9-3/4" H x 4-5/8" D x top handle x 1.5" MPT
Unicel #4CH24, Pleatco #PDM25P4 or PGD25P4, Filbur #FC-0131

Filter Element - 25sq.ft. - Hayward C-250 (#1762)
9-7/8" H x 7" D x 3" Hole
Pleatco #PA25-4, Unicel #C-7626, Filbur #FC-1230

Filter Element - 40sqft for Aquatica X-10 Swim Spas (#6136A)
7-5/8" H x 6" D x top handle x 2" MPT

Filter Element - 20 sq. ft. - NEMCO (#1516)
12.75" H x 4-5/8" D x 1-3/8" Hole
Unicel #C-4403, Pleatco #PCP20

Filter Element -10 sqft Waterway Skim Filter (#3227)
4-1/16" H x 4-1/4" D x 2" hole
Unicel #C-4310, Pleatco #PWW10 , Waterway #817-0010

Filter Element - 50sqft - Hydro Spa (#3128)
14-3/4" H x 4-5/8" D x top handle X 1-1/2"MPT
Unicel #4CH50, Pleatco #PTL50, Filbur #FC-0151

Filter Element - 25sqft - Royalty Series (#5111)

Mfg. #PTL 25P4-4