UL steel fireproof door is a kind of door with certain fire resistance, which is composed of fireproof hardware fittings. The steel structure can ensure that it is not vulnerable to impact deformation and external force damage. UL steel fireproof door has the characteristics of environmental protection and durability on the premise of ensuring the fire protection effect. Welcome to consult us.

ZHTdoors portas corta-fogo, 31 anos de experiência em produção de portas corta-fogo e janelas. As principais portas corta-fogo UL, portas corta-fogo EN, portas corta-fogo BS EN, etc., temos certificação. ZHTdoors suporta OEM e design gratuito. Nossas vantagens: boa qualidade, preço de fábrica, bom serviço. Bem-vindo a nos consultar.