Spa Filters

We carry a large selection of spa filters to choose from.
Don't know your spa filter? Click the link below to go to a filter finder

PRB8.5

Rainbo Chloro
Diameter: 2 7/8 inches
Length: 17 1/16 inches
Top Hole: 1 1/16 inches

Unicel Replacement: C-2303
Filbur Replacement: FC-2324

PRB8.5-M

Rainbo Chloro (MICROBAN)
Diameter: 2 7/8 inches
Length: 17 1/16 inches
Top Hole: 1 1/16 inches

PRB12-4

Lifeguard CL 19X
Diameter: 2 11/16 inches
Length: 19 11/16 inches
Top Hole: 1 1/16 inches

Unicel Replacement: C-2612
Filbur Replacement: FC-2340

PRB12L-4

Lifeguard CL29
Diameter: 2 17/8 inches
Length: 29 1/4 inches
Top Hole: 1 1/16 inches

Unicel Replacement: C-2613
Filbur Replacement: FC-2350

PRB14.5

Rainbow Hi Flow 14.5
Diameter: 2 7/8 inches
Length: 17 1/16 inches
Top Hole: 1 1/16 inches

Unicel Replacement: C-2302
Filbur Replacement: FC-2320

PRB14.5-M

Rainbow Hi Flow 14.5 (MICROBAN)
Diameter: 2 7/8 inches
Length: 17 1/16 inches
Top Hole: 1 1/16 inches

PRB17.5SF-PAIR

Rainbow DSF 35
Diameter: 5 inches
Length: 4 5/8 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4401
Filbur Replacement: FC-2386

PRB17.5SF-JH-PAIR

Rainbow DSF 35
Diameter: 5 inches
Length: 4 5/8 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4401
Filbur Replacement: FC-2386

PRB18-4

Lifeguard CL 29x
Diameter: 2 15/16 inches
Length: 29 1/4 inches
Top Hole: 1 inch

Unicel Replacement: C-2618
Filbur Replacement: FC-2360

PRB25-IN-M

Rainbow Dynamic 25 (MICROBAN)
Diameter: 5 inches
Length: 13 15/16 inches
Top Hole: 2 1/8 inches

PRB25-IN-4

Rainbow Dynamic 25
Diameter: 5 inches
Length: 13 15/16 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4325
Filbur Replacement: FC-2370

PRB25IN-TC

South Pacific Spas
Diameter: 5 inches
Length: 13 15/16 inches
Top Hole: Closed

PRB25SF-JH-PAIR

Rainbow DSF 50
Diameter: 5 inches
Length: 6 5/8 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4405
Filbur Replacement: FC-2387

PRB35-IN

Rainbow Dynamic 35
Diameter: 5 inches
Length: 9 1/4 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4335
Filbur Replacement: FC-2385

PRB35-IN-M

Rainbow Dynamic 35 (MICROBAN)
Diameter: 5 inches
Length: 9 1/4 inches
Top Hole: 2 1/8 inches

PRB37-IN-4

Rainbow Dynamic 37
Diameter: 5 inches
Length: 13 5/16 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4637
Filbur Replacement: FC-2380

PRB50-IN

Rainbow Dynamic 50
Diameter: 5 inches
Length: 13 5/16 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4950
Filbur Replacement: FC-2390

PRB50-IN-M

Rainbow Dynamic 50 (MICROBAN)
Diameter: 5 inches
Length: 13 5/16 inches
Top Hole: 2 1/8 inches

Filbur Replacement: FC-2390M

PRB75

Rainbow Dynamic 75
Diameter: 5 inches
Length: 20 1/8 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4975
Filbur Replacement: FC-2395

PRB75-M

Rainbow Dynamic 75 (MICROBAN)
Diameter: 5 inches
Length: 20 1/8 inches
Top Hole: 2 1/8 inches

PRB100

Rainbow Dynamic 100
Diameter: 5 inches
Length: 26 1/2 inches
Top Hole: 2 1/8 inches

Unicel Replacement: C-4999
Filbur Replacement: FC-2397