Product Info Catalog Building Materials Construction Drywall Tools & Accessories Joint Compound, Mid Weight, 43-Lb., 3.75-Gal. Joint Compound, Mid Weight, 43-Lb., 3.75-Gal. Request a Quote UPC: 616210050003 Manufacturer: Murco Wall Products Inc SKU: 128442 Model Number: M-500 43 LB, 3.75 Gallon, Mid Weight, Joint Compound, Box.