A: A brush can be used if the caulking gun does not not apply the sealant where it is needed. If you have any other inquiries please contact Master Flow at firstname.lastname@example.org.
A: The sealant is fiber reinforced and easy to apply by brush, gloved hand, or putty knife to flex duct, duct board, and sheet metal air ducts. You can follow the flex duct installation instructions for the use of mechanical fasteners. If you have any other inquiries about our Master Flow products please email, email@example.com
A: Water Based Duct Sealant may be used outdoors, the Surface must be clean of all debris and dirt. Ductwork installed outside should be protected from the elements. If you have any other inquiries about our Master Flow products please email firstname.lastname@example.org
A: It worked for me sealing up our roof chimney leak