wood grain steel fire door,fire rated timber door 90min,wood fire-proof door

Pikeun ngahindarkeun kaséhatan masarakat anu kaancam, bahan keusikan dina panto seuneu kai nyaéta bahan insulasi seuneu non-toksik sareng ramah lingkungan, anu henteu ngan ukur ngirangan biaya produksi, tapi ogé ngahontal konservasi énergi sareng perlindungan lingkungan. Résistansi seuneu tina panto fireproof kai teu kudu kirang ti 0.6 jam.

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