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There is a reason why Filbur is the leading manufacturer of OEM pool and spa filters. From their state of the art antimicrobial end caps, to the innovative Reemay filter media with break resistant bands, Filbur produces high quality, long lasting products. With over 700 different filter configurations, Filbur is sure to have the size and type of replacement filter you need for your pool or spa.

Filbur has been an industry leader, manufacturing pleated pool and spa cartridges for over two decades. They continue to discover new technology that improves the function and efficiency of all of their products.

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Filbur Pool and Spa Filters full product list:


Filbur FC-3830 Replacement For Muskin A3816
(Muskin A3816 R)

The Muskin A3816 Comp. Pool & Spa Filter Cartridge is a spa filter cartridge that measures 6 1/4" in diameter x 8" in length with 2 3/8" Open top & bottom styles. This compatible Muskin Spas filter purifies swimming pool and spa water through 16 sq.


In Stock! Ships in 21 to 22 business days.
Filbur FC-3830 Replacement For Muskin A3816
Our Price: $13.99

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Filbur FC-3830 Replacement For Muskin Pools 195-8717
(Muskin 195-8717 R)

The Muskin Pools 195-8717 Comp. Spa Filter Cartridge is a pool filter cartridge measuring 6 1/4" in diameter x 8" in length with 2 3/8" Open top & bottom styles. This compatible Muskin Spas filter purifies swimming pool & spa water and increases cla


In Stock! Ships in 21 to 22 business days.
Filbur FC-3830 Replacement For Muskin Pools 195-8717
Our Price: $13.99

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APC APCC7050 Replacement For Muskin Pools FE-20
(Muskin FE-20 R)

The Muskin Pools FE-20 Comp. Pool Filter Cartridge is a pool and spa filter cartridge measuring 6 1/4" in diameter and 8" in length with 2 3/8" Open top & bottom styles. Featuring 20 sq. ft. of media area, this compatible Muskin Spas filter purifies


In Stock! Ships in 10 to 11 business days.
APC APCC7050 Replacement For Muskin Pools FE-20
Our Price: $40.99
Retail: $43.28
You Save 5%!

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APC APCC7050 Replacement For Muskin FD-40
(Muskin FD-40 R)

The Muskin Pools FD-40 Comp. Pool & Spa Filter is a spa filter cartridge measuring 6 1/4" in diameter and 8" in length with 2 3/8" Open top & bottom styles. Featuring 20 sq. ft. of media area, this compatible Muskin Spas filter purifies swimming poo


In Stock! Ships in 10 to 11 business days.
APC APCC7050 Replacement For Muskin FD-40
Our Price: $40.99
Retail: $43.28
You Save 5%!

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APC APCC7050 Replacement For Muskin Pools FD-20
(Muskin FD-20 R)

The Muskin Pools FD-20 Comp. Pool & Spa Replacement is a pool filter cartridge measuring 6 1/4" in diameter and 8" in length with 2 3/8" Open top & bottom styles. Featuring 20 sq. ft. of media area, this compatible Muskin Spas filter purifies swimmi


In Stock! Ships in 10 to 11 business days.
APC APCC7050 Replacement For Muskin Pools FD-20
Our Price: $40.99
Retail: $43.28
You Save 5%!

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APC APCC7050 Replacement For Muskin Pools A3821
(Muskin A3821 R)

The Muskin Pools A3821 Comp. Replacement Filter is a spa filter cartridge that measures 6 1/4" in diameter x 8" in length with 2 3/8" Open top & bottom styles. Featuring 20 square feet of media area, this compatible Muskin Spas filter purifies swimm


In Stock! Ships in 10 to 11 business days.
APC APCC7050 Replacement For Muskin Pools A3821
Our Price: $40.99
Retail: $43.28
You Save 5%!

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Filbur FC-3910 Replacement For Hot Springs 31233
(Hot Springs 31233 R)

The Filbur FC-3910 is the replacement filter for the Hot Springs 31233 R. The Hot Springs 31233 Comp. Pool & Spa Replacement has a diameter of 5 1/8 inches, and a length of 10 1/4


In Stock! Ships in 1 to 2 business days.
Filbur FC-3910 Replacement For Hot Springs 31233
Our Price: $20.99
Retail: $21.08
You Save 0%!

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Filbur FC-3930 Replacement For Hot Springs 31115
(Hot Springs 31115 R)

The Hot Springs 31115 Comp. Pool Filter Replacement is a spa filter cartridge measuring 6 3/8" x 11 7/8" with 3" Open top & bottom styles. This compatible Hot Springs Spas filter features 45 sq. ft. of media area for the purification of your pool or


In Stock! Ships in 1 to 2 business days.
Filbur FC-3930 Replacement For Hot Springs 31115
Our Price: $45.16
Retail: $58.85
You Save 23%!

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FC-3963M Replacement For Caldera 1019401M
(Caldera 1019401M R)

The Caldera 1019401M Comp. Replacement Pool Filter is a pool filter cartridge measuring 7" x 10 3/4" with a Closed Handle top style and 2 11/16" Open bottom style. This compatible Caldera filter features 50 sq. ft. of media area for the purification


Out of stock
FC-3963M Replacement For Caldera 1019401M
Our Price: $41.99
Retail: $44.39
You Save 5%!

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APC APCC7203 Replacement For Doughboy 312-1003 R
(Dough 312-1003 R)

The Filbur FC-4002 is the replacement filter for the Dough 312-1003 R. The Doughboy 312-1003 Comp. Replacement Pool Filter has a diameter of 6 15/16 inches, and a length of 22 3/8


In Stock! Ships in 1 to 2 business days.
APC APCC7203 Replacement For Doughboy 312-1003 R
Our Price: $47.95
Retail: $49.99
You Save 4%!

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Filbur FC-4010 Replacement For Doughboy 2396-040
(Dough 2396-040 R)

The Filbur FC-4010 is the replacement filter for the Dough 2396-040 R. The Doughboy 2396-040 Comp. Pool Filter Cartridge has a diameter of 7 inches, and a length of 9 1/8 inches.


Out of stock
Filbur FC-4010 Replacement For Doughboy 2396-040
Our Price: $26.99
Retail: $27.74
You Save 3%!

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Filbur FC-5125 Replacement For Waterco 62040 Pool Filter
(Waterco 62040 R)

The Waterco 62040 Comp. Pool & Spa Filter Cartridge is a spa filter cartridge measuring 7 1/4" x 9 7/8" with 25 square feet of area for contaminant reduction. This compatible Waterco filter has 3 1/16" Open top & bottom styles and premium filter med


In Stock! Ships in 8 to 9 business days.
Filbur FC-5125 Replacement For Waterco 62040 Pool Filter
Our Price: $24.99
Retail: $25.52
You Save 2%!

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Filbur FC-5175 Replacement For Waterco Pools 62044
(Waterco 62044 R)

The Waterco Pools 62044 Comp. Pool Filter Cartridge is a pool filter cartridge that measures 7 1/4" in diameter and 29 1/2" in length with 3 1/16" Open top & bottom styles. This compatible Waterco pool filter is constructed with 75 sq. ft. of media


In Stock! Ships in 1 to 2 business days.
Filbur FC-5175 Replacement For Waterco Pools 62044
Our Price: $53.99
Retail: $57.71
You Save 6%!

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Filbur FC-6107 Replacement For Harmsco SC/TC 75 Pool Filter
(Harmsco SC/TC 75 R)

The Filbur FC-6107 is the replacement filter for the Harmsco SC/TC 75 R. The Harmsco SC/TC 75 Comp. Replacement Pool Filter has a diameter of 7 3/4 inches, and a length of 15 3/16 inches. This poo


In Stock! Ships in 4 to 5 business days.
Filbur FC-6107 Replacement For Harmsco SC/TC 75 Pool Filter
Our Price: $65.99
Retail: $72.14
You Save 9%!

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Filbur FC-0124 Replacement For Unicel 4CH-920 Pool Filter Cartridge
(UNICEL 4CH-920 R)

The Filbur FC-0124 is the correct replacement for the UNICEL 4CH-920 R and for the following pool and spa filters:


In Stock! Ships in 1 to 2 business days.
Filbur FC-0124 Replacement For Unicel 4CH-920 Pool Filter Cartridge
Our Price: $28.95
Retail: $34.99
You Save 17%!

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Filbur FC-0151 Replacement For Unicel 4CH-50 Pool Filter Cartridge
(UNICEL 4CH-50 R)

The Unicel 4CH-50 Comp. Pool & Spa Filter Cartridge improves the quality of your pool and spa water through pleated media and 50 square feet of media. This pool filter cartridge measures 4 5/8" in diameter and 14 3/4" in length. This Unicel pool fil


In Stock! Ships in 4 to 5 business days.
Filbur FC-0151 Replacement For Unicel 4CH-50 Pool Filter Cartridge
Our Price: $24.95
Retail: $29.99
You Save 17%!

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Filbur FC-0151M Replacement For Unicel 4CH-50RA Pool Filter
(UNICEL 4CH-50RA R)

The Unicel 4CH-50RA Comp. Replacement Pool Filter improves pool and spa water quality with its pleated media construction and built-in 50 square feet of media. This pool filter cartridge measures 4 5/8" in diameter and 14 3/4" in length, and utilize


In Stock! Ships in 23 to 24 business days.
Filbur FC-0151M Replacement For Unicel 4CH-50RA Pool Filter
Our Price: $27.75

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Filbur FC-0173 Replacement For Unicel 4CH-950
(UNICEL 4CH-950 R)

The Filbur FC-0173 is the replacement filter for the UNICEL 4CH-950 R. The Unicel 4CH-950 Pool & Spa Comp. Filter Cartridge has an outer diameter of 4 5/8 inches, and a length of 12 inches


In Stock! Ships in 2 to 3 business days.
Filbur FC-0173 Replacement For Unicel 4CH-950
Our Price: $23.95
Retail: $29.99
You Save 20%!

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Filbur FC-0177 Replacement For Unicel 4CH-940
(UNICEL 4CH-940 R)

The Filbur FC-0177 is the correct replacement for the UNICEL 4CH-940 R.


In Stock! Ships in 1 to 2 business days.
Filbur FC-0177 Replacement For Unicel 4CH-940
Our Price: $21.95
Retail: $29.99
You Save 27%!

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Filbur FC-0179 Replacement for UNICEL C-4360 Pool & Spa Filter
(UNICEL C-4360 R)

The Filbur FC-0179 is the replacement filter for the UNICEL C-4360 R.


In Stock! Ships in 6 to 7 business days.
Filbur FC-0179 Replacement for UNICEL C-4360 Pool & Spa Filter
Our Price: $29.50
Retail: $33.30
You Save 11%!

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APC APCC7033 Replacement For Unicel C-4302
(UNICEL C-4302 R)

The Filbur FC-0183 is the replacement filter for the UNICEL C-4302 R.


In Stock! Ships in 3 to 4 business days.
APC APCC7033 Replacement For Unicel C-4302
Our Price: $16.99
Retail: $19.99
You Save 15%!

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Filbur FC-0184 Replacement for UNICEL C-4351 Pool & Spa Filter
(UNICEL C-4351 R)

The Filbur FC-0184 is the replacement filter for the UNICEL C-4351 R.


In Stock! Ships in 1 to 2 business days.
Filbur FC-0184 Replacement for UNICEL C-4351 Pool & Spa Filter
Our Price: $38.99
Retail: $46.99
You Save 17%!

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APC APCC7577 Replacement for Unicel 5CH-752
(UNICEL 5CH-752 R)

The Unicel C-4315 Comp. Pool & Spa Filter Cartridge measures 5 3/16" x 16 1/16" with a 2" MPT bottom style. This Unicel pool filter, also known as the Filbur FC-0202, is built with 60 square feet of media area and has a Closed Bar Handle top. This p


In Stock! Ships in 1 to 2 business days.
APC APCC7577 Replacement for Unicel 5CH-752
Our Price: $59.99
Retail: $69.99
You Save 14%!

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Filbur FC-0300M Replacement For Unicel 5CH-35RA
(UNICEL 5CH-35RA R)

The Filbur FC-0300M is the correct replacement for the UNICEL 5CH-35RA R and it replaces the following pool and spa filters:


In Stock! Ships in 2 to 3 business days.
Filbur FC-0300M Replacement For Unicel 5CH-35RA
Our Price: $30.95

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Filbur FC-0311M Replacement For Unicel 6CH-502RA
(UNICEL 6CH-502RA R)

The Unicel 6CH-502RA Comp. Pool & Spa Water Filter is constructed with sharp pleat folds and Microban technology to trap debris in pools and spas, reduce odors, and inhibit the growth of bacteria and black mold. This pool filter cartridge, also know


In Stock! Ships in 3 to 4 business days.
Filbur FC-0311M Replacement For Unicel 6CH-502RA
Our Price: $30.95
Retail: $49.99
You Save 38%!

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Filters Fast - Filbur Pool and Spa Filters

" I just received my filters - thank you for the excellent work that you guys do! I'm a very happy customer. " - Mike, San Marcos, TX
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