鋼製防火門
香港鋼製防火門訂造｜鍍鋅鋼板耐火長達 2 小時，單開、雙開、帶觀察窗均可。適合工業大廈、機電房、後樓梯同商場樓宇。
Steel fire-rated doors in Hong Kong, galvanized steel with up to 2-hour ratings in single, double or vision-panel forms. For industrial buildings, plant rooms and rear staircases.
鋼製防火門
香港鋼製防火門訂造｜鍍鋅鋼板耐火長達 2 小時，單開、雙開、帶觀察窗均可。適合工業大廈、機電房、後樓梯同商場樓宇。
Steel fire-rated doors in Hong Kong, galvanized steel with up to 2-hour ratings in single, double or vision-panel forms. For industrial buildings, plant rooms and rear staircases.
