The fire door leaf can be divided into three specifications according to its thickness. The higher the specification is, the better the sound insulation and noise reduction of the fire door, as well as the actual effect of thermal insulation.

https://ztfiredoor.com/24660.html

fire rated aluminum door,flag hinge fire door,fire-rated doors,double leaf fire door,fire rated louvered door,internal garage fire door,accordian fire rated door,fire rated aluminum door,luxury fire rated door,fire exit double doors,double leaf fire door,fire rated frameless doors,internal garage fire door,barn style fire door,fire rated aluminum door,fire door price list,double leaf fire door,internal garage fire door