男男日批视频_和男长辈做了h系列_小泽彻三级无删减全部电影_国产欧美91_亚洲一级在线观看_国产suv精二区九色_欧美日韩五区_99久久婷婷国产综合亚洲_午夜在线一区二区_国产又粗又猛又爽又黄的视频一

On the operation temperature of high temperature smoke exhaust fan

2020-09-02
Viewed:3915
return

  Smoke exhaust fan is widely used in our kitchen. It is generally used in hotels, restaurants, stalls and other places. It is a kind of equipment which can quickly exhaust the odor, high temperature and lampblack gas produced in the process of food processing in the kitchen.

  this kind of equipment is also a kind of fire fan. Nowadays, HTF high temperature smoke exhaust fan is more popular. It has excellent high temperature resistance and can run continuously for more than 60 minutes at 300 ℃ and without damage for 20 hours at 100 ℃. It is widely used in advanced civil buildings, ovens, underground garages, tunnels and other occasions.

  this is the main feature of high-temperature smoke exhaust fan, so fire-fighting high-temperature smoke exhaust fan will be so popular today.

Search