Quartz Gravel,3/4 x 1/2 Packaged in Half CF Bag
NSF 61 Approved Support Gravel. One cubic foot packaged in 1/2 cubic foot bags.
Minimum quantity of 4.
Minimum quantity of 4.
Support gravel, the lower strata of a filter bed, acts to support other filter layers. NSF 61 Approved for use in potable water systems. Minimum quantity of 4.