1.Galvanized exhaust fan
2.CE&CCC
3.High CFM fan
4. Die-cast aluminum

Features:

Central hub and v-belt pulley are made from die-cast aluminium,with reinforced ribs for prolonged lifetime Reduced stress on motor bearing Class A motor featuring excellent efficiency and low energy consumption Each motor is individually tested for 100% quality control Fan housing and venturi made of strong galvanised sheet-steel Welded wire guards designed for easy maintenance fitted with noise reduction supports Propeller is statically and dynamically balanced Shutters are made of pressed galavanised steel in order to ensure highest strength Shutter bearings are maintenance free Dust-safe opening and closing Powerfull springs keep shutters firmly closed when fan is not operating Every fan is individually checked for quality

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Model No.	-Impeller Range	-Rotating Speed	-Air Flow	Noise Level-	-Power	Wind Pressure	-Voltage	-Prod. Size
-OFS-138T	-1250mm	-480rpm	-44500m3/h	-≤75db	-1.1kw	98Pa	-380v	-138*128*40cm
-OFS-122T	-1110mm	-480rpm	-35000m3/h	-≤70db	-0.75kw	90Pa	-380v	-122*122*40cm
OFS-106SL	950mm	-56480RPM	-30000m3/h	-≤68db	-0.55KW	80Pa	-380V	-106*106*40CM
OFS-90T	850mm	-600rpm	-25000m3/h	-≤65db	-0.37kw	-68Pa	380v-	-90*90*40CM