4 Inch Roof Mounted Exhaust Fan 2900 RPM speed
1.The fan body is assembled with weatherproof and ultraviolet-proof thickened cowl .
2.The exhaust fan is designed for residential,commercial,and industrial ventilation applications.
3.The exhaust fan equipped with a powerful motor with backward centrifugal blade for enhanced performance.
4.The exhaust fan features double NMB ball bearings for enhanced stability and durability.