3M Fire Barrier Duct Wrap 615, 24 in x 1.5 in thick x 25 ft

3M™ Fire Barrier Duct Wrap 615 is a flexible, high-temperature, single-layer insulation wrap that provides 1- and 2-hour fire-resistance for air distribution and life-safety shaft enclosure applications. It is an inorganic, non-asbestos fibre blanket encapsulated with a scrim-reinforced foil, designed to be thin, lightweight and highly flexible for ease of installation in tight or cumbersome locations. 

Suggested applications:

• Air distribution systems

• Stairwell and vestibule pressurization ducts

• Smoke exhaust ducts

• Laboratory chemical fume ducts

• Commercial dryer ducts

• Sprinkler standpipes

• Refuse and linen chutes

Key features & performance:

• Provides up to 2-hour fire-resistance ratings for ventilation air duct systems.

• Thin, lightweight and flexible — space-saving single-layer solution for shaft enclosures.

• Density: 96 kg/m³ (6 lb/ft³); Thickness: 38 mm (1-1/2 in.).
  

• High temperature resistance — up to 1200°C (2192°F) for extended periods.
  

Certifications & compliance:

• Third-party certified via ULC and Intertek to ISO 6944 (Fire containment — Elements of building construction — Part 1: Ventilation ducts).

• Used in competitive certified systems for the Canadian market: FRD-17, FRD-23, FRD-27 and 3MU/DI 60-01, 3MU/DI 120-01.
  
  

Applications note:
Designed for 1- and 2-hour fire-rated air distribution systems and ventilation shaft enclosures; it can also serve as protection for standpipe system piping where a rating is required. Follow the specific UL/ULC-listed system details and local building code requirements for installation.