Product Info Catalog Building Materials Construction Drywall Tools & Accessories All Purpose Mid-Weight Joint Compound, Ready Mixed, 4.5-Gal. All Purpose Mid-Weight Joint Compound, Ready Mixed, 4.5-Gal. Request a Quote UPC: 81099004964 Manufacturer: U S Gypsum SKU: 752843 Model Number: 380417 4.5 Gallon, Pail, Sheetrock, All Purpose, Mid Weight, Joint Compound.