To save contractors valuable field installation time, the Eastern Flange is pre-assembled to spiral duct at the factory. Spot welds and any necessary sealing is already completed before it arrives at the jobsite. A tight fit is esssential to preventing leaks in duct. The Eastern Flange makes connecting duct systems quick.
- SMACNA Class 3 Leakage standards for -2” w.g. to 10” w.g.
- Withstands temperatures -20℉ to 212℉
- Smoke-developed and flame spread ratings 0/0 per ASTM E84
- Secure with self-tapping screws per SMACNA standards
Round - Dual Wall Installation
Oval - Dual Wall Installation
Oval - Single Wall Installation