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Anonymous users2024-01-24Generally, it is advisable to keep it within 2-3mm. If there is an obstacle at the door opening, it is best to remove it before installing it. Generally, when the basic level is used to install the door frame, the horizontality, left and right verticality, and internal and external verticality of the door frame should be kept horizontal and vertical before the door frame can be fixed.
There are two kinds of security door size standards according to height and width, the height size is 1970mm and 2050mm, and the width size is generally 860mm and 960mm, so that it can be combined into four different sizes of security doors, which are 1970mm*860mm, 1970mm*960mm, 2050mm*860mm, 2050mm*960mm.
There are two kinds of security door size standards according to height and width, the height size is 1970mm and 2050mm, and the width size is generally 860mm and 960mm, so that it can be combined into four different sizes of security doors, which are 1970mm*860mm, 1970mm*960mm, 2050mm*860mm, 2050mm*960mm.
GB17565-2007 Anti-theft security door general technical conditions are included.
Of course you can.
Because there is no absolute zero error in everything. >>>More
What are the dimensions of the security door:
1. The height is 2050mm and 970mm, and the width is 860mm and 960mm. >>>More