◆材质：镀锌钢板、不锈钢

◆规格尺寸：W*H配合风管尺寸

◆特性：

1.可直接安装在矩形风管上，与风管相连接，用于控制风速，调节室内风量之用，其调节方便，灵巧，调节时可在任意位置锁定。。

2.该风阀采用镀锌钢板制成，表面无需涂装。

3.VD手动多叶对开调节阀与手动多叶对开调节阀仅调节机构不同，其调节机构为OM开关，其它性能基本相同。

◆Material: galvanized steel、stainless steel

◆Size: W*H with duct size

◆Characteristic:

1. It can be directly installed on the rectangular duct, connected with the air duct, used to control the wind speed, adjust the indoor air volume, its adjustment is convenient, smart, and can be locked at any position during adjustment. .

2. The damper is made of galvanized steel and the surface does not need to be painted.

3. VD manual multi-leaf split control valve and manual multi-leaf split control valve only adjust the mechanism differently, the adjustment mechanism is OM switch, other properties are basically the same.