Blades : High quality extruded aluminium profiles.
Frame : High quality extruded aluminium profile with 30 mm flange width as standard.
Blade pitch: : 20 mm
Product Description With Double Frame Description: Frame and face bars are of high quality extruded aluminium profiled construction with the advantages of corrosion resistance and rigidity. Inverted “V” type horizontal blades are fixed rigidly to the frame to avoid vibration more...
