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You are here: Home > Hot Tub Filters by Size > 4" Diameter Hot Tub Filters > Filter Range: 4" OD x 6-8" Length
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Replacement Hot Tub Filter Replacement Hot Tub Filter Replacement Hot Tub Filter
5 sq. ft. SLM Replacement - Jacuzzi Leisure D-8,  Pelican, Atlantic, Coleco, Buddy-L, Empire, Icon Health  

Replacement for Hot Tub Filter numbers Pleatco # PC7-TC Unicel # C-4304 Filbur # FC-3711  

OD 4-1/4" Length 8" Top ID Closed Bottom ID 1-15/16"
5 sq. ft. General Foam Plastics  

Replacement for Hot Tub Filter numbers Pleatco # PGF5 Unicel # C-4306 Filbur # FC-3742  

OD 4-1/4" Length 8" Top ID 1/3/4" Bottom ID 1-3/4"
6 sq. ft. Muskin FP A2027, Sears, Haugh Products  

Replacement for Hot Tub Filter numbers Pleatco # PMS8 Unicel # C-4605 Filbur # FC-3810  

OD 4-5/16" Length 8" Top ID 2-3/16" Bottom ID 2-3/16"
Replacement Hot Tub Filter Replacement Hot Tub Filter Replacement Hot Tub Filter
5 sq. ft. Intex Type "A" or "C", Coleco DR-7 F-120, Wet Set 0203R,12R/22R, Krystal Klear, Best Way  

Replacement for Hot Tub Filter numbers Pleatco # PC7-120 Unicel # C-4607 Filbur # FC-3710  

OD 4-1/4" Length 8" Top ID 1-15/16" Bottom ID 1-15/16"
6 sq. ft. Muskin      

Replacement for Hot Tub Filter numbers Pleatco # N/A Unicel # C-4602 Filbur # FC-3811  

OD 4-5/16" Length 8" Top ID 2-3/16" Bottom ID 2-3/16"
8 sq. ft. Muskin A2300, Sears  

Replacement for Hot Tub Filter numbers Pleatco # PMS8TC Unicel # C-4600 Filbur # FC-3850  

OD 4-5/16" Length 8" Top ID Closed Bottom ID 2-3/16"
Replacement Hot Tub Filter Replacement Hot Tub Filter Replacement Hot Tub Filter
5 sq. ft. Coleco F-110 F-108 CR-8  

Replacement for Hot Tub Filter numbers Pleatco # PC8 Unicel # C-4608 Filbur # FC-3726  

OD 4-3/4" Length 8" Top ID 1-1/4" Bottom ID 2-7/16"
5 sq. ft. Coleco F-110 F-108  

Replacement for Hot Tub Filter numbers Pleatco # N/A Unicel # C-4609 Filbur # FC-3725  

OD 4-3/4" Length 8" Top ID 1-1/4" Bottom ID 2-7/16"
7 sq. ft. General Foam Plastics  

Replacement for Hot Tub Filter numbers Pleatco # PGF7 Unicel # C-4307 Filbur # FC-3744  

OD 4-3/4" Length 8" Top ID 1-3/4" Bottom ID 1-3/4"
Replacement Hot Tub Filter Replacement Hot Tub Filter 15 sq. ft. Skim Filter, Vita Spas, Soft.sider Spas
10 sq. ft. General Foam Plastics  

Replacement for Hot Tub Filter numbers Pleatco # PGF10 Unicel # C-4309 Filbur # FC-3743  

OD 4-3/4" Length 8" Top ID 1-3/4" Bottom ID 1-3/4"
15 sq. ft. Icon Spas  

Replacement for Hot Tub Filter numbers Pleatco # PIC15 Unicel # C-4315 Filbur # FC-0200  

OD 4-1/4" Length 7-1/8" Top ID Handle Bottom ID 2"
15 sq. ft. Skim Filter, Vita Spas, Soft.sider Spas  

Replacement for Hot Tub Filter numbers Pleatco # PSANT20 Unicel # C-4303 Filbur # FC-0185  

OD 4-5/8" Length 6-3/4" Top ID Handle Bottom ID 1-9/10"
Replacement Hot Tub Filter Replacement Hot Tub Filter Replacement Hot Tub Filter
20 sq. ft. Saratoga Spas
Replacement for Hot Tub Filter numbers Pleatco # N/A Unicel # 4CH-920 Filbur # FC-0124  

OD 4-5/8"
Length 6-3/4"
Top ID Handle
Bottom ID 1-1/4" SAE
25 sq. ft. Saratoga Spas, DM Industries, Master Spas, Vita Spas, Down East, ft. Wayne Spas, Soft Tub  
Replacement for Hot Tub Filter numbers
Pleatco # PSG25P4 Unicel # 4CH-20 Filbur # FC-0125  

OD 4 3/4"
Length 6 1/2"
Top ID Handle
Bottom ID 1-1/2" MPT
25 sq. ft. Freeflow Spas TLX RLX, Claro, Lagos  

Replacement for Hot Tub Filter numbers Pleatco # PFF25TC-P4 Unicel # 4CH-23 Filbur # FC-2400  

OD 4-15/16"
Length 6-5/8"
Top ID Closed
Bottom ID 1-1/2" MPT
Replacement Hot Tub Filter Replacement Hot Tub Filter Spa-In-A-Box Foam and Pleated Filter Replacement
Spa-In-A-Box Replacement Hot Tub Filter
Price: $29.20
Sale Price: $27.50
Save $1.70!

(16)
18 sq. ft. Saratoga Spas, Vita Spas, DM Industries, Alcove,    

Replacement for Hot Tub Filter numbers Pleatco # PTL18P-4 Unicel # 4CH-21 Filbur # FC-0121  

OD 4-5/8"
Length 8"
Top ID Handle
Bottom ID 1-1/2" MPT
25 sq. ft. Freeflow Spas CLX, Tempest, Lagos  

Replacement for Hot Tub Filter numbers Pleatco # PFF25P4 Unicel # 4CH-22 Filbur # FC-2399  

OD 4-15/16"
Length 6-5/8"
Top ID 2 1/8"
Bottom ID 1-1/2" MPT
Spa-In-A-Box Foam and Pleated Filter

OD 4-3/8"
Length 7-3/4"
Top ID 2"
Bottom ID 2"

This listing is for a 2 pack.
Replacement Hot Tub Filter Pleatco PDC400AFS
Pleatco PDC400-AFS
Price: $43.22
50 sq ft (2 Cartridges per Set)
Beachcomber, Catalina, Caribbean spas, Legend Spas, Waterway Pl, Moose Mountain Spas (Canada), Sunrise Spas, Signature Spas, Thermo Spas of Connecticut, Arizona Pacific, Pentair Pool Products-Rainbow Pl, Diamante spas, US Tooling & Spa, Starlight spas, Lifestyle Spas, Discovery Spas, Freedom Spas, Clearwater Spas, Diamond Back Spas, Grecian Spas, Arizona Pacific

Replacement for Hot Tub Filter numbers Pleatco # PRB25SF-PAIR Unicel # C-4405 Filbur # FC-2387

OD 4-15/16"
Length 6-5/8"
Top ID 2-1/8"
Bottom ID 2-1/8"
Dual Core Advanced Filtration System for PDM25P4

25 sqft Hot Tub Filter

Gatsby Spas, Dream Maker Spas

Replacement for Hot Tub Filter numbers: Pleatco PDM25P4

OD - 4 3/4"
Length - 8 1/8"

Antimicrobial