maximize air flow

Features:

1 SUS430BA mirror finished stainless steel blade --thickness:1.2mm

diameter:1.27m

2 each blade is strictly tested by dynamic blancer.

Equilibriu measuring can ensure maximized perfomance of fan---high strengh,large air flow and low-noise.

aluminum wheel hub assembly:

The aluminum wheel hub is processed by accurate die-casting and numerical contral maching.

motor paramete

power---1.1kw

butterfly damper :

butterfly damper is equipped with 6 reinforcing ribs