CertainTeed Lite Sand Plus 18-lb Finishing Drywall Joint Compound

LiteSand setting compounds are lightweight, sandable, chemically setting powders used to pre-fill joints, embed joint tape and conceal joints, fasteners and trim accessories on gypsum wallboard. They can also be used for interior patching and repair. They are ideal for heavy fills because they are specially formulated to harden with very little shrinkage in a prescribed time frame. Approximate setting time 15 - 25 minutes.