◆材质：铝合金型材

◆规格尺寸：W*H尺寸可依据设计制造

◆特性：

1.适合安装在外墙排气及地下室机房的回风系统上。

2.叶片为固定式，其设计具有防水及防溅的功能。

表面处理：静电喷塑

外框边宽尺寸E有2种：23mm,32mm

当E=23时，h=40，面尺寸=颈尺寸+37

当E=32时，h=50，面尺寸=颈尺寸+54

◆Material: aluminum alloy profile

◆Size: W*H size can be designed and manufactured

◆Characteristic:

1. It is suitable for installation on the external wall exhaust and the return air system of the base room.

2. The blade is fixed and designed to be waterproof and splash proof.

Surface treatment: electrostatic spray