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Get it between 2025-01-21 to 2025-01-28. Additional 3 business days for provincial shipping.
PERMANENTLY FLEXIBLE: Acrylic latex formula provides excellent elasticity and water resistance
INTERIOR / EXTERIOR USE: Can be used either inside or outside the home
STRONG ADHESIVE GRIP: Provides a tough bond on metal to metal connections
NON FLAMMABLE: Safe to use in enclosed areas. Made in the USA
DISCOLORATION RESISTANT: Cured sealant will not discolor over time
RD•DS 181 Acrylic Duct Sealant is a gray water-based duct sealant used in medium and high-pressure duct systems. It is a special formulation which is non-flammable and provides permanent flexibility, excellent water-resistance and superior sealing strength. Use it to seal metal to metal joints to prevent air leaks in medium and high pressure systems of spiral and rectangular ductwork for air-conditioning, refrigeration, ventilation, and air distribution. RD•DS 181 may also be used to seal joints on run-outs of connecting metal flexible tubing. Cured sealant is discoloration resistant. Made in USA. 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.