Fire rated doors serve a purpose. They are manufactured in a way that is to help reduce the spread of fire and smoke. Fire rated doors allow occupants time to safely exit the structure during a fire or to allow for an area of refuge within the building that protects them until fire service can arrive. These fire rated doors are also part of the building's design and serve to protect fire service personnel during fire suppression. When the door is not properly latched in its frame it loses its effectiveness. When they are not properly maintained they are of no value during a fire making the design and purpose of the door obsolete.

Installing a door chain on your front door is a very easy and quick way to boost your home security. It will give you the peace of mind knowing if you’re home alone and someone calls to the door, you can safely open the door enough to check who it is.

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.

A panic bar is a type of door hardware used to allow occupants to exit a building quickly during an emergency. This device features a horizontal bar or push pad that releases the door's locking mechanisms with a single action. Rather than twisting levers to struggling with thumb turns or knobs, occupants can throw their weight into the device and release the door immediately. This type of device is useful in a panic type emergency, as it minimizes the risk of crowding or injury at the exits. It may also reduce the number of lives lost to fire or other emergencies.

Floor spring installation is not a simple job.It should be done by the skilled persons.Wrongly installation may cause noice,oil leaking or speed problems.

The bolt is a kind of anti-theft component to prevent the doors and windows from being opened from the outside. Modern door and window and other bolt devices are usually metal. The bolt is generally divided into two parts, one is with a movable rod, the other is a bolt hole, which is made of metal. It can also play a very good role of protection and protection with ordinary glass doors or wooden doors.

It is quite straightforward to install a mortice lock to a wooden door but it does require accurate measurements and cutting so that the mortice lock and striker plate install correctly.

we learn about the factors, steps and Successive sequence of door scheduling. Now we continue to learn to choose Door Scheduling.

The door scheduling is suitable to the design which is belong to designer. The designers must have concept of design, and then find the door hardwares which meet the design's requirement of designers.

Metal doors, most commonly used in buildings, have changed from being used outdoors to being used indoors (instead of wooden doors).Hardware is the most important determinant of Metal Door Quality.
Let's introduce the hardware commonly used for Metal Doors.