一般排氣系統主要依勞工安全衛生法規要求, 利用風機配合管路動線, 以改善工廠作業環境或室內空氣品質, 並維護住戶或作業人員之工作品質與居住環境. 常見材質: 鍍鋅, 白鐵, PP。 

Principle of operation: according to the labor safety policy, general exhaust system is built for improving the air quality of working factory or any indoor space which can contribute to the working efficiency and liviing quality. Material applied include GE, SUS, and PP.