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McGill AirSeal specializes in providing solvent and water-based duct sealants for many types of ductwork, including sheet metal duct, flexible duct, and fiberglass ductboard. Our duct sealants provide reliable, airtight seals in commercial, industrial, and residential duct systems. Our duct liner adhesives provide fast grab and secure bonding of fiberglass duct liner to sheet metal ductwork while allowing positioning flexibility. Our duct liner adhesives are ideal for spray systems, extrusion systems, roller application, or brush application. We also offer sealants and adhesives for specialty applications. Through our nationwide network of distributors, we offer a high-quality and diversified product line at economical prices.

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Uni-Mastic

United Duct Sealer

Uni-Extreme

Uni-Thane

Uni-Fast

Uni-Butyl

Uni-Fast™ (Non-Flammable) Duct Liner Adhesive is a non-flammable, economical, sprayable, and instantly tacky adhesive that provides a high-strength bond between metal and fiberglass duct liner. It can also be used for bonding with wood, concrete, paper, cardboard, and some plastics. LEED Compliant.

Uni-Fast™ (Non-Flammable) Duct Liner Adhesive

Uni-Mastic™ 181 Duct Sealer is specially formulated for sealing low-,medium-,and high-pressure duct systems. It is recommended for indoor and outdoor application. It provides excellent adhesion to galvanized metal and cures to a tough, durable film. This water based sealant is free of VOC’s and meets LEED V4 requirements. It is non-flammable wet and dry. UL Listed.

Uni-Mastic™ 181 Duct Sealer

Uni-Thane™ Polyurethane Sealant is a one-part, non-sag, permanently flexible, muti-purpose sealant and adhesive. It is paintable and has excellent adhesion to metals, wood, glass, and plastics. It is ideal for sealing indoor/outdoor joints with dynamic and thermal movement. LEED Compliant.

Uni-Thane™ Polyurethane Sealant

Uni-Extreme™ High Temperature Sealer is a one-part sealant that can withstand extreme temperatures of -320°F to +2400°F continuous (3100°F intermittent) while maintaining a sure seal. Excellent adhesion makes it resistant to most chemicals, solvents, and electricity. Ideal for forming gaskets and sealing clean metal, stacks, flues, exhaust systems, engines, turbines, fire bricks, mortar, and ceramic surfaces. LEED Compliant.

Uni-Extreme™ High Temperature Sealer

Uni-Fast™ Duct Liner Adhesive is an economical, solvent-based product that provides a high-strength bond between metal and fiberglass duct liner. Uni-Fast is sprayable and instantly tacky, making it ideal for shop and field application. Uni-Fast can be used for a variety of special applications including bonding to wood, concrete block, carpet, paper, cardboard, fabric, and some plastics.

Uni-Fast™ Duct Liner Adhesive

Uni-Butyl™ XT Butyl Gasket is a 100 percent solids cross-linked butyl gasket tape, designed for use on four-bolt flange connector systems. It is non-hardening, has excellent adhesion to metal surfaces, and has outstanding resistance to extreme temperatures.

Uni-Butyl™ XT Butyl Gasket

United Duct Sealer (Water Based) is specially formulated for sealing low, medium, and high-pressure duct systems. It is recommended for indoor and outdoor application. It provides excellent adhesion to galvanized metal and cures to a tough, durable film. This water based sealant is free of VOC’s and meets LEED V4 requirements. It is non-flammable wet and dry and is UL Listed.

United Duct Sealer™ Water Based

Mcgill Airseal

McGill AirSeal specializes in providing solvent and water-based duct sealants for many types of ductwork, including sheet metal duct, flexible duct, and fiberglass ductboard. Our duct sealants provide

Mcgill Airseal - Duct Sealant - Duct Liner Adhesive - Knowde

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Uni-Extreme™ High Temperature Sealer Safety Data Sheet

Uni-Extreme™ High Temperature Sealer Safety Data Sheet - Mcgill Airseal

Uni-Extreme™ High Temperature Sealer is a one-part sealant that can withstand extreme temperatures of -320°F to +2400°F continuous (3100°F intermittent) while maintaining a sure seal. Excellent adhesi

Uni-Extreme High Temperature Sealer - Mcgill Airseal - Brick

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