Response to Hi, Since you have a 420 Sq. Ft. Pac Fab Filter then most like you will need the PL0120 Clean & Clear Plus 420 Replacement Cartridges The PL0120 cartridges measure 26 1/16" Long x 7" Wide with a 3" Center Hole so I would double check those measurements against your current cartridges.

An image is worth 1,000 words! Add an image or two to your comment to help ensure it is understood accurately.

Yes, please email me exclusive discounts, swimming pool tips and helpful how to guides. This comment may be posted on a public site. Do not include: HTML, references to other retailers, pricing, personal information, or any profane, inflammatory language.