: +86 18959610089 ( WeChat&Whatsapp )    : ym02@zzql.com 

motorized fire and smoke damper

These are related to the motorized fire and smoke damper news, in which you can learn about the latest trends in motorized fire and smoke damper and related information industry, to help you better understand and expand motorized fire and smoke damper market.
  • Under what circumstances should a smoke curtain be installed?
    For a room with smoke exhaust equipment, if the aisle and the clear height are less than six meters, it is necessary to set up a smoke blocking wall. The protruding part under the smoke-blocking vertical wall used must be 0.5m higher than the smoke-proof zone divided by the beam, and each constructi
    2022-11-14
Facebook
Twitter
LinkedIn
Instagram
WELCOME
"safety +AI+ insurance + service"
  • Expert for rolling door motor and smoke curtain system

  • Whatsapp & Cellphone
    +8618959610089