Anti-theft door as a home security security protection, installation of a beautiful and excellent quality into the door is certainly important. People who have a certain knowledge of building materials will know that security doors need to be cemented. Well, today we come to understand what the security door cementing method . By the way, what are the precautions for installing the security door? 
First, what is the security door irrigation method
1. Open the hole on both sides of the top of the door first, and pour cement mortar from both sides of the door. This will make the security door more secure.
2, because the business will be in the installation of the door when the expansion nails, so if poured into the grout can not flow, you can use the wire reinforcement or wood to stir the cement mortar can stay at the bottom edge of the entrance.
3, the hole is too large, there are common things after the installation of the door leaf, poured into the cement mortar when the local materials used to plug the seam to prevent the inflow of cement mortar outflow.
4. After the cement mortar poured in is left at the bottom hole of the door frame, the hole can be temporarily sealed and the mortar can be filled continuously. The inside of the security door should also be filled with grout until it is full and the door is more solid. 
Second, security door installation precautions
1, the installation of security doors should be based on different types of security doors, take the appropriate installation method.
2. The door frame of anti-theft security door can be fixed with the expansion bolt and the wall; it can also be embedded in the hole at the time of masonry wall construction, and it is firmly welded to the door frame during installation.
3. Regardless of the method used to connect the door frame and the wall, each side must not be less than 3 connection points and should be firmly connected.
4. Before installing the anti-theft security door, the size of the hole should be measured, and it should be consistent with the frame size of the anti-theft security door. If the size of the door opening is smaller than the size of the security door, it should be cut to the required size. 
5. When installing the anti-theft security door, it should be straightened and lifted. After the size is appropriate, it should be temporarily fixed with a wooden wedge and adjusted and corrected.
6. Some anti-theft security door frames need to be filled with cement in the frame in order to improve the anti-theft effect of security doors.
7, push-pull security doors should be pushed and pulled after installation; flexible door should be opened and closed tightly and firmly.
8, security door handle, door locks, observation holes and other hardware accessories must be complete; multi-function security door password lock, electronic password alarm system, doorbell paging and other devices must be effective and perfect. 
Editor's summary: The above is Xiaobian's introduction to the security door security method and security door installation precautions. After reading this article, do you learn about the security door cementing method ? The above attention to the installation of security doors Is there something to remember?
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