Flex Seal 450 is specifically designed for use as a closure system on flexible air ducts and connections.
- UL 181B-FX approved
- Protects against flame spread and smoke generation.
- Resistant to mold growth.
- Not affected by extremes in temperature.
- Provides superior adhesion to flex duct.
- Contractor friendly (Hand tearable, conformable, flexible).
General Insulation Company Inc. is an insulation supplier / insulation distributor that stocks and fabricates a wide variety of industrial and commercial air barrier, vapor barrier, moisture and water barrier products for the construction market.