Back Wash Filter Rinse - 32 fl. oz.
Keep your filter working perfectly during its backwash cycle with this filter renewer from Ultima.
This easy-to-use, dual action sand filter renewer removes organic and inorganic buildup and cleans sand particles during the backwash cycle. Just pour it into the skimmer during the backwash cycle.
- Renews sand filters by breaking down caked-on oils and minerals
- Compatible with all sanitizers including bromine, chlorine, salt water, ozone, minerals, and biguanide
- Convenient 32 fl. oz. container
- Renews sand filters
- Works with all sanitizers