Sell Exhaust Fan Ventialtion Fan Blower Fan Draught Fan

This is our cow house exhaust fan.The exhaust fan has many advantages: 1) Blade is made of the stainless steel, molded, big air volume, no distortion, no broken. 2) The shell adopt new design, light weight, elegant appearance, easy to install. 3) Round protection grill, heavy duty, protect fan blades, safety and steady. 4) Adopt the handle as new inset design from our engineer, easy for carry, transport and installation. Also it has no affect on the appearance. Model Specifications Diameter blades (mm) Blades rotational speed (rpm) Motor rotational speed (rmp Air flow (m/h) Tatal pressure Noise decibels Import power Rated voltage High (mm) Width (mm) Thick (mm) DJF(d)-830 720 600 1400 22000 60 ≤60 550 380 830 830 420 DJF(d)-900 750 630 1400 28000 65 ≤65 370 380 900 900 420 DJF(d)-1000 900 610 1400 30000 70 ≤70 750 380 1000 1000 420 DJF(d)-1100 1000 600 1400 32500 70 ≤70 750 380 1100 1100 420 DJF(d)-1220 1100 460 1400 38000 73 ≤70 750 380 1220 1200 420 DJF(d)-1380 1250 439 1400 44000 56 ≤70 1100 380 1380 1380 420 DJF(d)-1530 1400 325 1400 55800 60 ≤70 1500 380 1530 1530 420 we also produce other kinds of exhaust fans.Welcome you to our Web:http://www.wfsanhe.com. My e-mail:sanhejixie@yahoo.cn