Response to Both filters use 120 DE flex tubes or "fingers," but the EC75 uses longer fingers. The EC65 fingers (part #: 4810-23)  are 13.5 inches long and the EC75 fingers (part #: 4810-23A) are 16 inches long. Both the EC65 and EC75  fit into the same tank housing.

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.