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Free Shipping on orders over $49Foster® Duct-Fas™ duct sealant is a fire resistive, water based, indoor/outdoor, UV resistant, non-fibrated sealant for use on low, medium and high velocity ducts to form an extremely flexible, yet durable seal against air leakage. It is supplied in a special thixotropic consistency that allows easy application by brush, glove, trowel, power extrusion or caulking gun.
Duct Sealant, Foster®, 32-19™, Duct-Fas™, Gray, 1 gal, Temperature Rating: 20 to 200 Deg F, Specific Gravity 1.4, VOC 24 g/L, Mild Sweet Odor, Chemical Composition: 10 to 30% Calcium Carbonate, 10 to 30% Kaolin Clay , 1 to 5% Titanium Dioxide, 0.1 to 1% Crystalline Silica, 0.1 to 1% Cristobalite, Liquid Form, Standards: UL 181 B-M, For Use With: For Sealing ASJ, FRK And FSK Jackets And Board Facings At Joints, Laps And Over Staple And Weld Pin Punctures And For Sealing Flexible Air Ducts To Rigid Connectors
