1、外形美观、内壁光滑、阻力小、气密性好、承压强度高，能适合非常复杂的排气工程。

1, beautiful appearance, smooth wall, small resistance, good air tightness, high pressure strength, can be suitable for very complex exhaust engineering.

2、可排除可燃及不可燃之化学腐蚀气体，而不需要另外装置洒水灭火设备。

2, can exclude flammable and non flammable chemical corrosion gas, without the need for additional equipment sprinkler fire extinguishing equipment.

3、由不锈钢制成，材质坚固，易保持完整性。

3, made of stainless steel, material is firm, easy to maintain integrity.

4、不锈钢风管ECTFECoating内部涂层，具有高度抗化学酸碱性、耐冲击性、抗腐蚀与耐高温，其可适用温度150℉~300℉(-66℃~149℃）之间。

4, stainless steel duct ECTFECoating internal coating, high resistance to chemical pH, impact resistance, corrosion resistance and high temperature resistance, the applicable temperature 150 degrees Fahrenheit (-66 degrees F ~300 ~149 DEG C).

5、使用电脑辅助设计而成，安装简易。可使用于无灭火装置环境，可节省安装灭火装置成本。

5, the use of computer aided design, easy installation. It can be used in the environment without fire extinguishing device, and can save the cost of installing fire extinguishing device.

6、其造价比镀锌风管高，方便运输和适应现场的更改。

6, the cost is higher than galvanized duct, convenient transportation and adapt to the scene changes.