Drywall mud. For tape application, fastener spotting and complete joint finishing of gypsum board. Can also be used to repair cracks in plastered walls, to texture surfaces and to laminate gypsum board to other surfaces such as masonry or other drywall. Contains sufficient binder to secure the reinforcing tape and develops its strength and hardness by drying. GREENGUARD certified as a low-VOC product and can contribute towards a LEED credit.