Door design considerations mainly as below:1, Where the building and inner door located2, Number of times a door opens and closes3, Number of people the building expecting Main concern points for this configuration are:1, Safety Door opening & closing description:Outside trim always rigid.Latch bolt

There can be confusion in the marketing of door hardware when it comes to products that are "fire rated". When you scan through a suppliers catalog you will often find the notation that the hardware is "fire rated". But non fire rated door Hardware and fire rated door Hardware are two different types of door device.

Hinging a glass door is crucial to the stability of the door, especially if it is frameless. Depending on the thickness of the glass, the weight can cause sag if not properly installed. It is also important that a glass door be hung level. Now D&D hardware introduce you how to install glass door hinge.