CGC Sheetrock® All Purpose Lite Drywall Compound Coverage: Approx. 220 sq. ft. per box (10 gal. per 1000 sq. ft.). Application: All stages of drywall finishing and small repairs. CGC Sheetrock® All Purpose Lite Drywall Compound is a ready-mixed, high performance easy-to-use compound that is 20% lighter than conventional all purpose drywall mud. It can be applied using hand or mechanical tools. Data Sheet