Ultima Back Wash - 1 qt

Ultima Back Wash is a dual-action sand filter renewer that removes organic and inorganic buildup and cleans sand particles during the backwash cycle. Just pour it into the skimmer during the backwash cycle. 

Features:

• Unique dual-action formula
• Keeps filters operating at peak efficiency
• Removes both caked-on organics and inorganics from sand particles

Applications:
Normal:
1. Adjust valves for full skimmer(s) intake.
2. Start filter backwashing as recommended by manufacturer.
3. Slowly pour 8 oz. into skimmer.
4. Continue backwashing process according to manufacturer's instructions.

Compatible With:
Chlorine, bromine, ozone and biguanide sanitizers.