1. push-pull exhaust fan main performance
2.push-pull exhaust fan technical parameter
3.Special push-pull shutter mechanism can open and close shutter automatically.
Stainless steel blade adopted one punch forming technology. Big air flow, no broken, no dust and attractive and durable.
Unique concave handling design of exhaust fan not only helps avoid inconvenience occurred in the transport, but also keep
favorable installation and beautiful exterior.