All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.25sqft Replacement Filter Cartridge (Aladdin: 12501 - Filbur: FC-1220 - Pleatco: PA225-4 - Unicel: C-4325)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.50sqft Replacement Filter Cartridge (Aladdin: 15004 - Filbur: FC-1240 - Pleatco: PCM50 - Unicel: C-7656)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.70sqft Replacement Filter Cartridge (Aladdin: 17203 - Pleatco: PSR70 - Unicel: UHD-SR70)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.75sqft Replacement Filter Cartridge (Aladdin: 17506 - Filbur: FC-1250 - Pleatco: PCM75 - Unicel:C-7676)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.75sqft Replacement Filter Cartridge (Aladdin: 17507 - Pleatco: PA80 - Unicel: C-8600)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.75sqft Replacement Filter Cartridge (Aladdin: 17530 - Filbur: FC-1255 - Pleatco: PA76/PA76-4 - Unicel: C-8411)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.100sqft Replacement Filter Cartridge (Aladdin: 19924 - Pleatco: PWC 100 - Unicel: C-7497)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.100sqft Replacement Filter Cartridge 100sqft (Aladdin: 19935 - Unicel: C-8311)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.100 sqft Replacement Filter Cartridge (Aladdin: 20203 - Filbur: FC-2550 - Pleatco: PSR100 - Unicel: UHD-SR100)

All cartridges meet or exceed OEM standards. Extra heavy duty cores prevent collapsing without the need for restrictive devices. All cartridges are manufactured from top quality filter media.200sqft Replacement Filter Cartridge (Aladdin: 29910 - Pleatco: PA190 - Unicel: C-8420)