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| Application | Commercial Construction |
| Brands | 3M™ |
| Fire Rating | Up to 4 hours |
| Product Color | Black |
| Product Type | Intumescent Strip |
| Water-tight | No |
| Overall Length (Imperial) | 40 ft |
| Overall Length (Metric) | 12.192 m |
| Overall Thickness (Imperial) | 2 in |
| Overall Width (Metric) | 5.08 cm |




We are a professional provider of firestop materials and engineering services, serving as a CLASS-I distributor and authorized contractor for 3M firestop materials.
We provide professional firestop products manufactured in China and offer OEM and ODM services for global customers. Our experience spans numerous industries including communication, electric power, petrochemicals, pharmaceuticals, and semiconductors for Fortune 500 companies.

A: It provides a fire rating of up to 4 hours, tested according to ASTM E814 (UL 1479) standards.
A: It is ideal for plastic pipe penetrations (up to 10"), metal pipes, cable trays, and bus ducts in commercial construction.
A: Each roll has an overall length of 40 feet (approximately 12.192 meters).
A: No, this specific model is designed for firestopping and is not classified as water-tight.
A: Yes, we provide comprehensive OEM and ODM services for firestop systems to meet specific international building safety requirements.
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