1)Material: cold-rolled steel 2)Thickness of the door leaf:5cm/7cm/9cm 3)Frame outer sizes:2050x960( ... 1,970×860mm4) Accessories: adjustable reinforced hinges, specifalty multi-point lock, handles,peepphole, hidden doorbell, rubber seal and magnetic seal, doorbell ... or flats11) Can also be used as room door12) Suitable for different wall thickness13) Shockproof, soundproof, warmth preserved, anti-pry, ...