The performance of steel fire door meets the requirements of national standards.

https://ztfiredoor.com/18461.html

33 inch fire door,32 x 80 20 minute fire rated door,33 inch fire door,32×80 fire rated door,32 inch fire rated door,32×80 fire door,33 inch fire door,32 x 78 fire rated door,32 inch fire door,32 inch fire rated door,35mm thick fire doors,33 inch fire door,35mm internal fire doors,33 inch fire door,35mm fire doors,32 inch fire rated door