Everyone should be very familiar with doors and windows. Doors and windows are divided into doors and windows. There are many types and materials of doors and windows, including aluminum alloy, steel and wood, stainless steel, etc, the advantages and disadvantages of doors and windows of different materials are different. When choosing doors and windows, we should choose big brands because the quality is better.
Aluminum doors and windows are doors and windows. Doors and windows are divided into enclosure components or partition components according to their positions. There are different design requirements, such as heat preservation, heat insulation, sound insulation, waterproof, fire prevention and other functions. New requirements are energy saving, the Heat lost by the gap between doors and windows in cold areas accounts for about 25% of the total heating heat consumption. The requirement of the tightness of doors and windows is an important content in energy-saving design. Doors and windows are important components of building envelope system.
1. Appearance should be beautiful: the paint film on the surface of wooden doors and windows should be smooth and bright, without quality defects such as falling, bubbles, wrinkles, etc., without corrosion points, sound knot, and broken; The wood used in the package of window and door sets should be the same as the wood of doors and windows fan, the color is coordinated. The color difference between trim board and Wood lines cannot be large, and the tree species should be the same.
2. The door casement should be square and cannot be warped and deformed, which is consistent with the door and window frame: if the gap between the door casement and the frame is large, it is mainly because the planing is not fixed during installation or the door and window frame is not perpendicular to the ground, the door casement can be removed and re-planed; If the door and window frame are not vertical, the gasket in the frame plate should be straight.
3. The hinge should be positioned accurately and installed firmly: If the hinge is not straight, the door and window fan will not match the frame cover and the door and window switch will not be smooth. You can twist a screw on each hinge first, then adjust the consistency between the door and window fan and the frame, adjust the repair and then tighten all the screws. If the hinge screw is short, or the hinge screw is nailed in at screw tightening, the screw is not twisted, or the screw is inclined, it will cause the door and window fan to go around. The appropriate screws should be replaced. The screws must be straight when they are put on. The screws should be nailed in 1/3 first, and the rest should be screwed in.
4. The door lock should be opened and locked smoothly, and the two parts locked on the door leaf and the door frame should be consistent: if the lock is not properly installed, it will cause the door leaf to switch freely. Remove the bolt plate, repair the tongue groove with chisel, adjust the position of the bolt mouth of the door frame, and then install it. In addition, the opening direction of the door should also meet the requirements.
5. There should be base material inside the door and window cover: window frame when it is made of fine wood board or density plate, fix the basal plate on the base keel of the window frame first, and then nail the line: door set it is appropriate to use wood to make the frame, planing, planing straight, then assembling and molding installation on the wall, and then covering basal plate and trim board. Tap the window and door sets side panel by hand. If a Air Force Drum Corps sound is made, it means that the bottom layer does not have base plate such as thin wood board, which should be removed and redone.
