Firstly, the advantages and disadvantages of the middle door security door are introduced.
superiority
Door-to-door security door is more suitable to be installed in the house of Shuangyang structure, because it can play a certain ventilation effect. But its anti-theft function and warm-keeping function will be worse. If you want to buy a middle door, you should choose an A-level middle door, because a middle door that can meet the A-level standard will be relatively safe. Therefore, the owner can decide whether it is good to make a door in the yard according to his own taste and pursuit.
disadvantaged
After the middle door security door is used for a certain period of time, the sealing effect of the middle air door will become worse, and the rubber strip will be replaced for a long time. But there are some special designs, and its ventilation window adopts the method of adding 100 pages. This kind of louver can block the line of sight and ensure the smooth airflow to a certain extent, but its sound insulation ability is relatively weak. In addition, although the frosted glass door can effectively block the line of sight, it will affect the ventilation, so the owner had better not use it.
Second, the door security door installation method
1. When installing the lock on the sliding door, just put the lock on the door cover and door frame. If you want to lock the sliding door, just move it to the position of the door cover. The lock installation of sliding door is similar to that of ordinary door. If you want to look better after installation, you'd better use a special lock for sliding doors.
2. The sliding doors of the two doors basically overlap, so it is definitely difficult to install the lock in the middle. Therefore, both sliding doors should be locked, and it is enough to open one at ordinary times.
3. Some sliding doors have four doors. At this time, the sliding doors on both sides can be fixed with small nails, and the middle row can be installed with locks more conveniently. When in use, just open the two doors in the middle.
Three. Installation points of anti-theft door
(1) The installation of the security door should adopt the appropriate installation method according to the type of security door used.
(2) The door frame of the security door can be fixed to the wall with expansion bolts, or iron pieces can be embedded in the hole when building the wall, and welded with the door frame connector when installing.
(3) No matter what connection method is adopted between the door frame and the wall, there should be no less than three anchor points on each side, and they should be firmly connected.
(4) When installing the security door, it should be hung straight, temporarily fixed after the size is appropriate, and then connected to the anchorage after correction and adjustment.
(5) The sliding door should be flexible after installation; The horizontal door is easy to open, tight and firm, and there is no self-opening and self-closing phenomenon.
(6) An anti-theft device should be installed between the door frame and the door leaf or other parts.
(7) The handle, door lock, observation hole and other hardware accessories on the security door must be complete; The password protection lock, electronic alarm password system, doorbell paging and other devices on the multifunctional security door must be effectively improved.
(8) The clearance with the ground plane shall not exceed 5 mm. ..
Regarding whether to install a door-to-door security door, everyone needs to consider the layout of the house at home to see if it is suitable for installing a door-to-door security door. Referring to the advantages and disadvantages mentioned by Bian Xiao, consider the feasibility of installing door-to-door security doors. This is the best choice. The above are the advantages and disadvantages of the door-to-door security door and the installation methods and key points of the door-to-door security door.