Pool Cartridges

Is it time to replace your pool filter? A clean cartridge is the heart of your pool's filtration system. At Al's Cool Pool Store, we carry a massive inventory of Replacement Filter Cartridges compatible with major brands.

To find the right fit, measure your current filter's Length, Outside Diameter, and Inner Diameter. Whether you need a 25 sq ft or a 150 sq ft cartridge, our APC series filters are designed for durability and superior water clarity.
APC APCC7373 Replacement Spa Filter Cartridge (35 Sq Ft) for Coleman, Elite, and Maax Spas. Compatible with FC-0300, 5CH-35, and PWW35.
Full side view of APC APCC7373 Spa Filter highlighting the integrated blue molded handle top for easy removal and installation.

APC APCC7373 Spa Filter 35 Sq Ft Replaces FC-0300 5CH-35 PWW35

$32.99
$32.99 $45.00
APC APCC7215 replacement spa filter for Watkins Hot Spring and Tiger River spas, showing 3-inch open hole top and bottom end caps and 65 sq ft of pleated media.
Top view of the APC APCC7215 spa filter showing the 3-inch open hole and reinforced blue end cap for Watkins and Hot Spring spas.

APC APCC7215 Spa Filter (65 Sq Ft) | Fits Watkins Hot Spring & Tiger River

$47.99
$47.99 $74.99
APC APCC7076 25 Sq Ft Spa Filter Cartridge, replaces Unicel 4CH-24 and Filbur FC-0131
Bottom 1.5 inch MPT threaded view of APC APCC7076 replacement spa filter

APC APCC7076 Spa Filter 25 Sq Ft Replaces 4CH-24 FC-0131 PGS25P4

$27.99
$27.99 $39.99
Genuine Pentair 178656Z 25 sq. ft. replacement filter cartridge element for Quad DE 100 and EasyClean EC90 pool filters.
Composite view of the Pentair 178656Z Replacement Cartridge showing the full 32.75-inch element and close-up details of the reinforced pleated media.

Pentair 178656Z Quad DE 100 & EasyClean EC90 Replacement Cartridge (25 Sq. Ft.)

$200.68
$200.68 $254.38
Genuine Hayward CX591XREPAK4 4-Pack Replacement Cartridges for SwimClear C7030
End cap view of Hayward CX591XRE filter element showing 3 inch open holes

Hayward CX591XREPAK4 SwimClear C7030 Cartridge 4-Pack 87 Sq Ft

$360.07
$360.07 $399.00
APC APCC7327 Pool Filter Cartridge 200 Sq Ft - Replaces Pentair Predator PAP200 C-9419
APC APCC7327 Pool Filter 200 Sq Ft - Open End Cap View Fits Pentair Predator 200 Clean Clear

APC APCC7327 Pool Filter 200 Sq Ft Pentair Predator PAP200 C-9419

$121.43
$121.43 $135.00
APC APCC7645 35 Sq Ft Spa Filter - Replaces FC-0170 4CH-935 PRB35-IN
Handle top view of APC APCC7645 replacement filter for Waterway Rising Dragon

APC APCC7645 Spa Filter 35 Sq Ft Replaces FC-0170 4CH-935 PRB35-IN

$29.99
$29.99 $49.99
APC APCC7644 Spa Filter Cartridge 50 Sq Ft - Replaces FC-0172 4CH-949 PWW50L Waterway

APC APCC7644 Spa Filter 50 Sq Ft Replaces FC-0172 4CH-949 PWW50L

$35.99
$35.99 $55.00
APC-APCC7219-150-Sq-Ft-Pool-Filter-Cartridge-Replacement-for-Hayward-C5030-C8316
APC-APCC7219-Filter-Cartridge-Cross-Reference-for-Unicel-C8316-and-Filbur-FC-1286

APC APCC7219 Pool Filter Cartridge (150 Sq Ft) | Fits C8316

$100.28
$100.28 $105.97
APC-APCC7208-60-Sq-Ft-Spa-Filter-Replacement-for-Jacuzzi-CE-60-PJB60-FC-1455

APC APCC7208 Replacement Spa Filter (60 Sq Ft) | Fits Jacuzzi & Sundance

$55.71
$55.71 $72.42
APC-APCC7207-100-Sq-Ft-Pool-Filter-Cartridge-Replacement-for-Hayward-C4025-CX870RE
APC-APCC7207-Filter-Cartridge-Comparison-Fits-Unicel-C-8410-and-Filbur-FC-1285

APC APCC7207 Pool Filter Cartridge (100 Sq Ft) | Fits FC-1285

$75.44
$75.44 $97.76
APC APCC7194 replacement filter cartridge for Hayward Easy-Clear C550, featuring 55 sq ft of 4oz media and 3-inch open hole top and bottom end caps.

APC APCC7194 Filter Cartridge (55 Sq Ft) | Fits Hayward Easy-Clear C550

$62.87
$62.87 $84.99
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