Acrylic Latex Duct Sealant is a gray, water-based duct sealant used in medium and high pressure duct systems. Special formulation is non-flammable and provides permanent flexibility, excellent water resistance and superior sealing strength. Used to seal metal to metal joints to prevent air leaks in spiral and rectangular duct work for air conditioning, refrigeration, ventilation and air distribution. May also be used to seal joints on run outs of connecting metal flexible tubing. Mold and mildew resistant. Size: 10.1 Oz. Color: Gray Material: Acrylic Latex Coverage: 55 Lin Ft per 1/12 Gal Ctg (3/16" Bead) Cure Time: 48 To 72 Hrs. Color Family: Grays Dries To Touch: 1 Hr. Indoor/Outdoor: Indoor/Outdoor Longevity: 35 Yrs. Permanently Flexible: Yes Heat Resistant: No Moisture Resistant: Yes Mold and Mildew Resistant: Yes Paintable: Yes Tintable: No Stainable: No Application Temperature: 40 F To 90 F Service Temperature Range: -20 To 180 F Gap Span: 1/2 In. x 1/4 In. Warning: This product can expose you to chemicals including Ethylene Oxide which is known to the State of California to cause Reproductive Toxicity & Cancer. This product can expose you to chemicals including Acetaldehyde which is known to the State of California to cause Cancer. This product can expose you to chemicals including Formaldehyde which is known to the State of California to cause Cancer. This product can expose you to chemicals including Methanol which is known to the State of California to cause Reproductive Toxicity. This product can expose you to chemicals including Benzene which is known to the State of California to cause Reproductive Toxicity & Cancer. -