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Square Feet
Outer Diameter
Length
10
4 1/4"
4"
Shopping Options
Top
Bottom
2 1/16" Inner Dia
2 1/16" Inner Dia
Same as:
Unicel - C-4310
Filbur - FC3077
Spa Filter
Spa Filter
Item# PWW10      OEM:  378900
Skim Filter

Square Feet
Outer Diameter
Length
13.5
4 5/8"
4 5/8"
Shopping Options
Top
Bottom
Posi Grip Handle
 1 1/2" MPT
Same as:
Unicel - 4CH-19
Filbur - FC0122
Spa Filter
Spa Filter
Item# PSG13.5 P4      OEM:  303575
Top Load Filter    1 1/2" Lock-In MPT Thrd Adptr
NOTE: Handle Style Will Vary

Square Feet
Outer Diameter
Length
25
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4326
 Filbur - FC2325
Spa Filter
Spa Filter
Item# PRB25-IN      OEM:  303909 & M-4326
In-Line Filter

Square Feet
Outer Diameter
Length
35
4 15/16"
9 1/4"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4335
 Filbur - FC2385
Spa Filter
Spa Filter
Item# PRB35-IN      OEM:  303557

Square Feet
Outer Diameter
Length
37
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4637
 Filbur - FC2380
Spa Filter
Spa Filter
Item# PRB37-IN-4      OEM:     111793 & M-4336

Square Feet
Outer Diameter
Length
50
7 1/2"
14 13/16"
Shopping Options
Top
Bottom
2 15/16" Inner Dia
2 15/16" Inner Dia
Same as:
Unicel - C-7417
Filbur - FC3525
Spa Filter
Spa Filter
Item# PLB50      OEM:  111790 & M-7412

Square Feet
Outer Diameter
Length
45
5 5/16"
10 1/8"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-5345
 Filbur - FC2970
Spa Filter
Spa Filter
Item# PLBS50      OEM:  173584

Square Feet
Outer Diameter
Length
50
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4950
 Filbur - FC2390
Spa Filter
Spa Filter
Item# PRB50-IN

Square Feet
Outer Diameter
Length
50
6"
8 1/4"
Shopping Options
Top
Bottom
Posi Grip Handle
1 1/2" SAE
Same as:
Unicel - 6CH-940
 Filbur - FC0359
Spa Filter
Spa Filter
Item# PWW50 P3L      OEM:  378902
Top Load Filter    1 1/2" Lock-In Thrd SAE Adptr (Wide Thrds)
NOTE: Handle Style Will Vary

Square Feet
Outer Diameter
Length
65
7 1/2"
14 13/16"
Shopping Options
Top
Bottom
2 15/16" Inner Dia
2 15/16" Inner Dia
Same as:
Unicel - C-7415
Filbur - FC1636
Spa Filter
Spa Filter
Item# PLB65      OEM:  111794

Square Feet
Outer Diameter
Length
75
5 5/16"
14 13/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-5374
 Filbur - FC2971
Spa Filter
Spa Filter
Item# PLBS75      OEM:  303433

Square Feet
Outer Diameter
Length
75
4 15/16"
23 5/8"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4970
 Filbur - FC2930
Spa Filter
Spa Filter
Item# PCAL75

Square Feet
Outer Diameter
Length
75
9 15/16"
13 15/16"
Shopping Options
Top
Bottom
5 13/16 ID w/ Reinf. Rail
6 1/16 ID w/ Reinf. Rail
Same as:
Unicel - C-9401
 Filbur - FC2960
Spa Filter
Spa Filter
Item# PWW75-4      OEM:  111831
No Center Core

Square Feet
Outer Diameter
Length
100
9 15/16"
19 5/16"
Shopping Options
Top
Bottom
5 13/16 ID w/ Reinf. Rail
6 1/16" ID w/ Reinf. Rail
Same as:
Unicel - C-9402
 Filbur - FC2965
Spa Filter
Spa Filter
Item# PWW100      OEM:  111832
No Center Core

Square Feet
Outer Diameter
Length
100
7 1/2"
20 13/16"
Shopping Options
Top
Bottom
2 15/16" Inner Dia
2 15/16" Inner Dia
Same as:
Unicel - C-7418
 Filbur - FC3540
Spa Filter
Spa Filter
Item# PLB100      OEM:  111791 & M-7418

Square Feet
Outer Diameter
Length
100
8 1/2"
15 3/16"
Shopping Options
Top
Bottom
2 3/16" Inner Dia
3 1/8" Inner Dia
Same as:
Unicel - C-8310
 Filbur - FC3510
Spa Filter
Spa Filter
Item# PRW100      OEM:  111063

Square Feet
Outer Diameter
Length
100
5 5/8"
17 13/16 "
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-5397
 Filbur - FC2972
Spa Filter
Spa Filter
Item# PLBS100      OEM:  303434

Square Feet
Outer Diameter
Length
130
7 1/2"
28 15/16"
Shopping Options
Top
Bottom
2 5/16" Inner Dia
2 5/16" Inner Dia
Same as:
Unicel - C-7413
 Filbur - FC3550
Spa Filter
Spa Filter
Item# PMT130      OEM:  111776

Square Feet
Outer Diameter
Length
150
7 1/2"
28 15/16"
Shopping Options
Top
Bottom
2 5/16" Inner Dia
2 5/16" Inner Dia
Same as:
Unicel - C-7414
 Filbur - FC3560
Spa Filter
Spa Filter
Item# PLB150      OEM:  111792 & M-7414

Square Feet Outer Diameter Length
150 9 15/16" 25 5/16"
Shopping Options Top Bottom
Click Here
5 13/16 ID w/ Reinf. Rail
6 1/6" ID w/ Reinf. Rail
Same as:
Unicel - C-9403
 Filbur - FC2969
Spa Filter Spa Filter
Item# PWW150-4      OEM:  111833
No Center Core

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