This 2 mil tape makes is easy to seal ducts, which improves the efficiency of the heating or cooling system through more efficient air flow. This type is a pressure sensitive aluminum tape with a butyl rubber adhesive, formulated to be repositionable for easier application.
Foilmastic may be used on metal ducts (galvanized, aluminum, stainless), fiberglass duct board, and flexible duct. It can be used anywhere a weatherproof, or airtight seal is required, whether indoors or outdoors. It can tolerate temperatures from 20 degrees Fahrenheit to 200 degrees Fahrenheit. The tape has excellent adhesion to metal, wood, concrete, and most construction related materials. One roll is 3 inches wide by 100 feet long.
