... . Infilling with rock woll, fireproof\heat preservation etc. 4. Manual painting, color fasten more than 10 years. 5. Stainless steel ... no.: GJJA8 product name: anti-theft steel door,machine heat transfer steel door,security door place of origin: China loading port ... , fireproof, moisture-resistant effect, thiefproof (5)non-fading color, manual painting of surface wood grain, looks elegant and natural (6 ...