System 22 Set Retarder
Coverage / Yield: Covers 100 - 500 sq. ft. per gallon, depending on application and conditions.
System 22 HC is a ready-to use set retarder for cement-based materials. It can aid in exposing aggregate in concrete, cement plaster, mortars, and patching compounds, by spraying on the surface. It can also increase set times and working times in cement based materials, by direct addition to the mix.