roof exhaust fans

Impeller diameter 230~1010 mm
Speed of mainshaft 720, 960, 1450, 2900 rpm
Pressure range 30~330 Pa
Flow range 300~50000 cmh
Blade Axial
Drivetrain Direct drivetrain Can assign
 Lubrication Oil bath lubrication Can assign
Motor DEC,DASU,TECO Can assign
Impeller 45# Steel
Case 45# Steel
Air damper cold rolled sheet 
Main shaft 45# Steel
Bearing ASAHI
Bearing housing Aluminum
Foundation bolt Galvanized Screw
Inlet Collar,Inlet Flange,Inlet Vane Control, Drain,Inlet&Outlet Guards.Inspection Door,Outlet Damper,Shaft Seal
roof exhaust fans