The purpose of finishing lime is to provide plasticity and bulk to the finish coat. Lime, however, does not set, is subject to considerable shrinkage when drying

USG Snowdrift® Double Hydrated Finishing Lime is a 9% hydrated finishing lime.

USG Snowdrift® Double Hydrated Finishing Lime does not require soaking, and virtually eliminates the possibility of future expansion within the first coat because of unhydrated magnesium oxides. Complies with ASTM C206, Type S (not more than 8% unhydrated oxides).