garage door is a Door & Window Bolts product. Key specs — Origin: China; Price Term: FOB.
Product Description
polyurethane foam heat preservation: the middle of door panel is filled with hugh quality polyurethane foam and the foam desity up to 40kg/m3 , therefore, the door panel is proveded with good intensity, heat pressrvation and sound insulation capability.
steeliness seal at both ends.
reinforcing mat: the steel reinforcing mats are embedded in the fixed hinge and trolley bearing wheel bracket to ensure the enough intensity of the door and more fastness of the connection.
outboard reinforcing rib: when the door width is surpass 4850mm, it should be configured with outboard reinforcing rib to ensure the enough intensity of the door.
door panel thickness standard: 40mm, 63mm
6500mm is the widest dimension of the door panel which thickness is 40mm.
the height of the single door panel is between 430~550mm, which can be chosen according to the height of door.
40mm doorpanel heat consumption factor: k=1.0w/m2k heat consumption factor of installed door: k=1.6w/m2k
