Helps prevent heat damage to components and surrounding materials during soldering, brazing, and welding. It protects painted and finished surfaces from discoloration due to adjacent torch operations. This product also reduced the danger of fire to surrounding surfaces such as studs, drywall, and insulation.The unique non-staining gelled formula sticks to surfaces without dripping or running off and leaves no residue. Safe, non-toxic, and odorless. Spray liberally on adjacent surfaces needing protection. The spray pattern is adjustable from stream to mist. Made in the USA.