What does it mean to remove the old and welcome the new? Only by removing the old and dilapidated can fresh elements be added to it, therefore, we need to replace the old doors and windows in our home. What we need to do next is to remove the old useless doors and windows first. Generally speaking, after removing the old doors and windows, we need to install the new doors and windows immediately. Of course, the old doors and windows removed should not be thrown away as garbage like the old ones. He can also depreciate, helping all owners save a small fee. Don't talk too much. Let's get down to the topic, how to dismantle the old doors and windows.
I. Selection of demolition party of old doors and windows
if the owner has experience, he can remove the old doors and windows by himself, and then sell the old doors and windows to those who collect waste products; Or choose the special personnel who collect the old doors and windows in the market, which is responsible for dismantling, some old doors and windows will also be charged back, but generally not very high; The other is to let the door and window manufacturers remove it, which is more reliable and safe, but according to industry practices, the removed doors and windows directly pull away the overhead removal fee. However, the demolition cost of doors and windows can be deducted from the expenses.
II. Precautions for dismantling old doors and windows
1. Pay attention to personnel safety
demolition of doors and windows is a relatively difficult thing. If it is a high-rise building, special attention should be paid to the safety of construction personnel. When removing doors and windows, special security personnel should be responsible for safety, and safety signs should be set to ensure the safety of themselves and others.
2. Avoid damage to the wall structure
when the doors and windows are dismantled, it is necessary to avoid the situation of using sledge-hammer to smash and dismantle the doors and windows to prevent damage to the wall structure. If the original building wall is damaged, it needs to be repaired, which will greatly increase the construction cost.
III. General process of door and window removal
before the demolition work of doors and windows begins, the person in charge of the installation of doors and windows shall conduct a comprehensive safety and technical disclosure to the installation workers. So that the installation personnel can master all kinds of matters needing attention in the demolition construction of doors and windows.
1. Remove doors and windows first
the door casement should be removed first with tools such as screwdriver and hammer. During The disassembly process, one person should be disassembled, and one person should be responsible for the stability of doors and windows. After the door is removed, it should be put gently, and it is forbidden to be pushed down from high altitude.
2. Remove the door and window frame
after the door and window fan is removed, the door and window frame can be removed. Generally, you need to use a blade to cut the sealant inside the door and window frame. If the doors and windows are connected with the wall by expansion bolts, you can directly use a screwdriver to remove the expansion bolts; If the expansion bolts rust, impact drill can be used to break it; However, if connecting pieces are used, impact drill can be used directly; If the window frame is difficult to remove, Hacksaw is required to cut off the middle part of the frame against the wall.
3. Clean and repair doors and windows openings
when the doors and windows are disassembled, it may cause some damage to the door and window openings. If it is not handled, it is not conducive to the installation of new doors and windows. Therefore, after the doors and windows are disassembled, it is necessary to check whether the size of the openings is correct, whether the openings are horizontally and vertically, and deal with the openings that do not meet the requirements.
