Response to This o-ring 137 should always be replaced  when you rebuild or repair parts within the filters. This simple o-ring being simply stretched or torn can cause filter issues.

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.