[China Aluminum Network] doors and windows, is the facade of the house. Owners who have bought second-hand houses will find that the doors and windows of a house are quite a few when they are ready to be refurbished or rebuilt. Then, those doors and windows must be replaced, and what can be retained?
As we all know, door and window manufacturing is an industry with a relatively low threshold, and family workshops are all over the streets. The high quality doors and windows are expensive. Before the owners change doors and windows, they should do a good job on the Raiders, taking into account all aspects of the problem. How to buy doors and windows? What kind of material should I choose?
The following describes the general process of replacing windows and doors and solves all your problems in one click.
First determine the doors and windows that need to be replaced
If the funds are abundant, it is recommended that all doors and windows be replaced, so that the style will be more uniform and more beautiful. If the funds are a little tight, you can also change the part: If the door is of good quality, you only need to change the doors and windows. The interior doors and windows can also be determined depending on the situation.
Know the material of doors and windows
At present, the doors and windows on the market mainly include: wooden doors and windows, plastic steel windows, aluminum alloy doors and windows, broken aluminum alloy doors and windows, system doors and windows, these several kinds of material products. Different materials have different advantages and disadvantages, and prices are not the same. The owner can choose the right door and window according to his own needs. But no matter which kind of doors and windows to choose, it is better to go to the more formal procurement of building materials market, of course, roadside shops are also possible, but we must pay attention to better credit, longer operating time to buy.
Door and window replacement process
(1) Consulting property: There are many residential properties at present, and there are requirements for the image of the facade of the community. The owner is not allowed to change the material, shape, color, etc. of the doors and windows without permission. Therefore, before the replacement, it is better to consult the property whether it can be replaced.
(2) Door-to-door manufacturers' door-to-door survey: After selecting the right manufacturer, there will generally be on-site measurement by the surveyor, and a plan will be prepared according to your requirements in about 1 week.
(3) Demolition of old doors and windows: Do not hurry to throw away old windows and doors that have been removed. It can be depreciated, leaving you with money!
Windows and doors removal process
Step forward: first remove the door and window fan
The second step: remove the door and window frame
The third step: clean the door and window openings
Note: Avoid damaging the wall structure: When removing windows and doors, avoid using a sledgehammer
Demolition, to prevent damage to the wall structure.
Door and window material inspection
Door and window materials must be checked and accepted when entering the market.
First, the appearance of the inspection, check whether the damage, fracture;
The second is the size acceptance, check the four sides of the box size, check the fan's squareness, warping, so that the pre-installation of quality control;
The third is to identify the authenticity, according to different materials to determine the method to determine the authenticity of the material, in order to prevent pilferage. In addition, check the fasteners, hardware, reinforced profiles, and metal liners to see if the surface has been treated with anti-corrosion.
Door and window installation general process
(1) Fixed bracket
Method 1: Fixing with a Tab
Method 2: Fix with expansion bolts
(2) Playing styrofoam
After the doors and windows are adjusted, you need to use styrofoam to fill the gap between the door window frame and the wall. After the styrofoam is cured (usually 2-3 hours, the winter takes longer), the excess styrofoam is cut out
(3) Install door and window fan and other accessories
After fixing the door and window frame, the door sash and other accessories are installed. Be careful when installing
(4), playing sealant
After the styrofoam is blown, the sealant is evenly applied around the door and window frame to prevent the rain from seeping into the room through the installation gap of the door, window and wall.
Note: The general procedure for the installation of doors and windows is to first install the frame, then check if it is safe, and then use styrofoam to fill the gap. Then install the sash and other accessories, and later sealant to prevent water seepage.
Door and window installation acceptance
(1) Check the vertical level of the door and window frame
The verticality of the door and window frame is better measured with a horizontal ruler, or with a line hammer, etc., the height of the door window is within 2 meters, the verticality error should be less than 2 mm; when the door window is more than 2 meters, the error should be less than 3 mm; the level of the door window frame The degree is better measured with a horizontal ruler, or it can be taken into the glide path in the door and window frame. If the water surface is kept at a horizontal line, the level of the door and window frame is horizontal; otherwise, it means that the door frame is not equipped with a level; it can also be measured with a long pipe, see two The water level at the end is horizontal.
(2) Check the quality of glass installation
The glass should be smooth, free from spots, and without water lines; the inner and outer surfaces of the double glass should be clean, and there should be no dust and moisture in the glass sandwich, and the partition cannot be tilted. The bead with sealing strip must be tightly attached to the glass. There is no obvious gap at the joint between the bead and the profile. The gap at the joint should be less than or equal to 1 mm.
(3) Check the tightness of frames and fans
The combination between the door and window frame and the fan page should be tight, and there should be no obvious gap at the joint of the fan page seal. When the doors and windows are closed, there should be no obvious gap between the fan and the frame, and the seal on the sealing surface should be in a compressed state.
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