





Typical Properties
Details
Application | Commercial Construction |
Brands | 3M™ |
Fire Rating | Up to 2hours |
Product Color | Silver |
Product Type | Duct Wrap, Duct Wrap Collar |
Water-tight | No |
eClass 14 Classification Group | 15310200 |
Demension and Classification
Overall Length (Imperial) | 25 ft |
Overall Length (Metric) | 7.62 m |
Overall Thickness (Imperial) | 1.5 in |
Overall Thickness (Metric) | 3.81 cm |
Overall Width (Imperial) | 6 in, 24 in, 48 in |
Overall Width (Metric) | 15.24 cm, 60.96 cm, 121.92 cm |

Installation Instructions
Product Applications
Recommended Applications
- Fire resistive enclosure for commercial kitchen grease ducts
- Stair pressurization ducts
- Life safety air and ventilation ducts
Packing and Delivery
Who We Are

After years of development, Shanghai Lanyan Fire Protection Engineering Co., Ltd. has completed fire prevention and sealing projects for numerous clients in various industries in China, including communication, electric power, petrochemicals, power plants, pharmaceuticals, medical devices, food and beverage, electronics, logistics, property management, semiconductors, electromechanical, and other fields represented by Fortune 500 companies. Our clients include: B*SF, Roche Pharmaceuticals, Intel, Infineon, Dow, NVIDIA, Fluor, Bechtel, WorleyParsons, CH2M HILL, Exyte, Tebodin, EC Harris, Zublin, Bencer, State Grid Corporation of China, China Southern Power Grid, Sin*pec, PetroChina, etc.
According to different customer needs, the company undertakes product sales, system installation, firestop product OEM/ODM services, etc., to work with you to improve the building safety level of your country.
FAQ