G17 Part# G17 - Nail Polish DaniPro Anti-Fungal Clear Top Peace By Alde Associates LLC
- Highest Rated Premium Airflow Control Backdraft Dampers.
- Spring-loaded butterfly aluminum damper blades encased in a 20-guage galvanized steel housing.
- May be installed in any position or orientation to prevent backflow and designed for use in AC, Heating, Vent and other HVAC application temperatures....
- Extremely easy and secure inline duct insertion installation. Available in 4", 5", 6", 7", 8", 10", 12", 14" and 16"..
- Minimal pressure to open. 0.04 to 0.08 in. w.g. Maximum automatic back flow protection.