Fire doors include door frames, perlite fire-resistant core panels, fire-resistant hinges, fire-resistant locks, fire-retardant seals, and painted galvanized steel sheets.

https://ztfiredoor.com/12076.html

fire door front door,two way fire door,fire rated shutter door,fire rated internal sliding doors,fire rated flat entrance doors,fire door front door,fire rated exterior door with glass,fire rated shutter door,fire rated door from house to garage,fire rated internal sliding doors,half hour fire rated door,fire door front door,fire rated garage door 30 x 80,fire rated shutter door,30×80 fire rated interior door,fire rated internal sliding doors