AST (33 lb. bag)

Synthetic Gypsum based rapid drying smoothing and repair compound suitable to provide a smooth finish on various substrates in interior areas. Schönox AST can be installed as a true featheredge.

Thickness of repair

Approx. 180 sq.ft. when applied as a true featheredge
Approx. 33 sq.ft. at 1/8″

Wait Time before Installation

After approx. 30 minutes when applied as a true featheredge
After approx. 12 hours at 1/8″ thickness

Additional Information

Pot Life: Approx. 20 minutes at 68˚F