Flash point less than 200 degrees F. Temperature range application 50 degrees F. Adheres to gypsum panel joints, nail heads, metal corner beads, drywall. Use to seal joints and corner beads on drywall joints. For use with all types of drywall, gypsum board, plastic corner beads, metal corner beads. Product goes on pink, turns white when dry. De-aired for no bubbles. 1 gallon will cover 30 linear feet.