Jandy Valve Kit Super-Pro O-515KIT-9

Common signs include rising filter pressure shortly after cleaning, cloudy or dull water, reduced circulation, and cartridges that appear frayed, flattened, or brittle.

Yes, a salt cell can be used with a sand filter. In fact, the two work perfectly together — the filter clears debris from the water, while the salt system sanitizes it for a clean, balanced pool.

The cleaning frequency is contingent on your filter's size. As a general guideline, initiate the cleaning process when the filter pressure exceeds the initial pressure by 10 psi. This ensures optimal filtration efficiency.