Response to Hi Mary, could you post a few photos of your filter and gauge as well as photo of the label on the filter tank? Just click the reply link below to upload your photos. Once we get this information we can make the appropriate suggestion.

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.