Ang pultahan sa sunog sa aluminyo adunay gaan nga deadweight ug taas nga kusog. Dugang pa, ang aluminum fire door adunay lig-on nga corrosion resistance ug maayo nga sealing performance, lakip na ang air tightness, water tightness, heat insulation ug sound insulation, ug usab adunay piho nga fire resistance.

https://ztfiredoor.com/24091.html

emergency sliding door,door emergency lock,sliding door emergency exit,fire alarm exit doors,double fire escape doors,elevator emergency door,upvc fire escape doors,emergency sliding door,fire escape gate,sliding door emergency exit,a 24 hour door,emergency fire door locks,emergency sliding door,commercial fire exit doors,double fire escape doors,fire door lock types,commercial emergency door,sliding door emergency exit,double fire escape doors,single fire exit door,safety exit doors