1 Gallon Gray Fiber Reinforced HVAC Duct Sealant UL 181 A M B M Certified
1 Gallon Gray Fiber Reinforced HVAC Duct Sealant UL 181 A M B M Certified Description: Red Devil F-Seal 181 is a specially formulated fiber reinforced water based duct sealant/mastic for indoor/outdoor use. Suitable for pressure sealing all types of HVAC duct systems including metal, fiberglass ductboard and flexduct. Made in USA. FEATURES: LEED EQ 4.1 Compliant Indoor/Outdoor Excellent Adhesion Excellent Flexibility Low VOC USE ON: Metal and Flexible Ducts Vents Air Conditioners HVAC Appliances SPECIFICATIONS: UL 181 A-M & B-M certified and can be used on all types of HVAC ductwork. ABOUT RED DEVIL: Red Devil is still a privately-owned family business with state-of-the-art manufacturing facilities in Pryor, Oklahoma. Click on the Red Devil link at the top of this page to visit our Brand Store. Features: High quality, fiber reinforcedUL 181 a-m & b-m certifiedCan be used on all types of HVAC ductworkInterior/exteriorMade in the USA