DiversiTech 710 Duct Hanging Strap, Chemical Resistant, Webbed, 1-3/4 Inch Width, 100 yd Length, 0.024 Inch Thickness, Woven Polypropylene, Black
- Flame spread index: 5
- Smoke developed index: 30
- 460 lb tensile strength
Standard/Approvals: UL 2043
Application: Flexible ducting