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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.


Filbur Pool and Spa Filters full product list:


APC APCC7035 Replacement For Unicel C-4618, D-18

Out of stock

Retail: $21.99

Our Price: $18.99

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Filbur FC-3743 Replacement For Unicel C-4309
In Stock!
Ships in 1 to 2 business days.

Retail: $16.99

Our Price: $14.99

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Filbur FC-3744 Replacement For Unicel C-4307

Out of stock

Retail: $14.99

Our Price: $12.99

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Filbur FC-3745 Replacement for Unicel C-4601 Pool Filter

Out of stock

Retail: $18.99

Our Price: $16.99

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Filbur FC-3758 Replacement for Unicel C-4604, C-22 Pool Filter

Out of stock

Retail: $11.99

Our Price: $10.99

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Filbur FC-3810 Replacement for Unicel C-4605 Pool Filter
In Stock!
Ships in 1 to 2 business days.

Retail: $12.99

Our Price: $11.32

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Filbur FC-3811 Replacement for Unicel C-4602 Pool & Spa Filter
In Stock!
Ships in 5 to 6 business days.

Retail: $17.99

Our Price: $14.99

Save 17%!

Filbur FC-3850 Replacement for Unicel C-4600, A2300 Pool Filter
In Stock!
Ships in 1 to 2 business days.

Retail: $9.99

Our Price: $8.99

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Filbur FC-1215 Replacement For Unicel C-4320
In Stock!
Ships in 2 to 3 business days.

Retail: $25.99

Our Price: $22.99

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Filbur FC-1437 Replacement For Unicel C-5635, CF-37
In Stock!
Ships in 1 to 2 business days.

Retail: $42.99

Our Price: $36.99

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Filbur FC-1611 Replacement For Unicel C-4339

Out of stock

Retail: $16.99

Our Price: $14.66

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Filbur FC-1612 Replacement For Unicel C-4332
In Stock!
Ships in 5 to 6 business days.

Retail: $19.97

Our Price: $19.66

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Filbur FC-2315 Replacement For Unicel C-2606

Out of stock

Retail: $16.99

Our Price: $14.99

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Filbur FC-2330 Replacement For Unicel C-2608
In Stock!
Ships in 1 to 2 business days.

Retail: $14.99

Our Price: $12.95

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Filbur FC-2340 Replacement For Unicel C-2612
In Stock!
Ships in 5 to 6 business days.

Retail: $18.99

As Low As: $13.75

Save 28%!

Filbur FC-2372 Replacement For Unicel C-4321
In Stock!
Ships in 2 to 3 business days.

Retail: $24.99

Our Price: $19.99

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Filbur FC-2385M Replacement For Unicel C-4335RA
In Stock!
Ships in 1 to 2 business days.

Retail: $49.99

Our Price: $39.99

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Filbur FC-2387 Replacement For Unicel C-4405
In Stock!
Ships in 1 to 2 business days.

Retail: $56.99

Our Price: $44.99

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Filbur FC-2397 Replacement for Unicel C-4999 Pool & Spa Filter
In Stock!
Ships in 1 to 2 business days.

Retail: $54.99

Our Price: $46.99

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Filbur FC-2510 Replacement for Unicel C-4610 Pool & Spa Filter
In Stock!
Ships in 1 to 2 business days.

Retail: $29.99

Our Price: $24.95

Save 17%!

Filbur FC-2625 Replacement for Unicel C-4430 Pool & Spa Filter

Out of stock

Retail: $29.99

Our Price: $26.32

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Filbur FC-2710 Replacement for Unicel C-4440
In Stock!
Ships in 2 to 3 business days.

Retail: $34.99

Our Price: $28.95

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Filbur FC-2730 Replacement For Unicel C-7465
In Stock!
Ships in 3 to 4 business days.

Retail: $49.99

Our Price: $42.99

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Filbur FC-2770 Replacement For Unicel 7CH-90
In Stock!
Ships in 1 to 2 business days.

Retail: $70.99

Our Price: $60.99

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Filbur FC-2781 Replacement For Unicel 8CH-102
In Stock!
Ships in 1 to 2 business days.

Retail: $77.99

Our Price: $67.25

Save 14%!

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