Response to Hello Heli.  The Tank O-Ring 39010200 is compatible with the Pentair Quad DE 60 Filter, part number 188592.

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.