- 22
- Feb
fire timber door with 4.5″ hinge,60 minute rated fire doors,classs c fire proof steel door
Steel fire doors can be provided with windows as required, and the glass on the fire doors must be fireproof glass. The fireproof glass on the steel fireproof door with windows is made of high-quality float glass after physical and chemical reactions. It can burn in the flame, and achieve the effect of no blasting and no melting within a certain period of time.
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