如何預留合適的肯德基門門洞
How to reserve the right KFC door openings
一種情況就是兩邊門框柱不垂直，那么安裝之后會造成門扇之間，門框柱與門扇豎邊間隔大小不一。
On both sides of the first kind of circumstance is not vertical frame column, then after installation will cause between the door leaf, frame column and door leaf vertical edge between sizes.
第二種情況就是肯德基門的門洞兩側不在同一平面上，安裝好后會造成門扇關閉時不在同一平面。
The second case is KFC door on both sides of the gate is not in the same plane, installed after the doors closed when not in the same plane.
第三種情況就是門洞頂部橫梁不水平，門洞造成水平四邊形梯形，肯德基門安裝后會造成門框橫梁與門扇頂邊，門框柱與門扇豎邊縫隙大小不一。
濟南肯德基門窗
The third is the case it was at the top of the beam is not level, it was caused by the level of quadrilateral trapezoid, KFC door after installation will cause the frame beam and the top edge of door leaf, frame column and door leaf vertical edge crack sizes.
