◆材质：镀锌钢板

◆规格尺寸：W*H配合风管尺寸

◆特性：

1.消声腔内壁填塞50mm厚离心玻璃棉，外覆玻璃布及Ø4mm孔径多孔板，龙骨为镀锌板。      

2.消声量：7db（A）（有效长度1米时）。

3.阻力损失：15Pa（风速6m/S）。

4.C尺寸按国标或根据用户需要。

◆Material: galvanized steel

◆Size: W*H with duct size

◆Characteristic:

1. The inner wall of the muffler cavity is filled with 50mm thick centrifugal glass wool, covered with glass cloth and Ø4mm aperture porous plate, and the keel is galvanized plate.

2. Sound attenuation: 7db (A) (effective length 1 meter).

3. Resistance loss: 15Pa (wind speed 6m/S).

4. C size according to national standard or according to user needs.