2lb GLB Swimming Pool Filter Cleanse

GLB filter cleanse is perfect for cleaning your swimming pools filter in early spring to remove any winter debris as well as using for closing the pool in the winter. This cleanser changes from red to yellow as it cleans so you know when the cleansing period is done. This product is compatible with chlorine, bromine, salt water, ozone, minerals and biguanide filters.

Product Features:
Swimming pool and spa filter cleanse
Compatible with chlorine, bromine, salt water, ozone, minerals and biguanide pools
Changes from red to yellow as it cleans
Unclogs and cleans filters from grease, oil and scale
2lbs - 1lb per treatment