2. Before installation, the installation position line should be ejected first. During installation, the verticality of the front side should be checked in time, and the gap between the frame and the wall should be adjusted to ensure that the gap around the wall is uniform, and the width of the gap should be about 10mm. To create good conditions for caulking, it is strictly forbidden to bury the door and window frame directly into the wall; 3. Strengthen the cooperation of various types of civil works, the size of the opening should be reserved according to the type of interior and exterior decoration technology, to ensure that the size of the door and window openings meet the requirements of relevant regulations; 4. Strengthen the inspection of the quality of the connection between the door and window frame and the wall. The connection is firmly one of the key points to ensure that the doors and windows do not seep water. The distance between the embedded iron pieces and the corners of the door window shall not exceed 180mm, the distance between the embedded iron parts shall not exceed 500mm; the width shall not be less than 25mm and the thickness shall not be less than 1.5mm; The fixing method should be selected according to the type of the wall: if it is a wall, it can be fixed by 4mm or 5mm nails; if it is brickwork, it can be used to drill holes of not less than 10mm with impact drill. Plastic expansion bolts are fixed, and it is strictly prohibited to use nails or cement nails. If it is a small block, it should be pre-embedded iron parts, and embedded with fine stone slabs or brickwork in the vicinity of the hole; 5. When inserting the frame and the wall around the wall, it should first be embedded with mineral wool strips, glass wool felt strips, foam strips or foamed polyurethane strips to avoid the formation of cold and heat exchange areas around the door and window frames, thus producing knots in winter. Dew phenomenon, the groove should be left 5-8mm deep groove, the groove should be filled with sealant or sealing paste, it is strictly prohibited to use cement mortar to fill; 6. The slope of the lower frame sill of the window should be obvious. The upper part of the window should be made into the drip line as required. The lower frame should be drilled and drained, and the sealing glue should be blocked to facilitate the timely removal of rainwater; 7. The rubber sealing strip used for glazing should have a 20mm telescopic allowance and be disconnected at the four-cornered bevel. The breakage must be adhered with a sealant to avoid temperature shrinkage cracks. The seal and brush strip must be set. Put it in place to prevent it from becoming a weak link in water seepage; 8. The windward surface or the rainwater flushing surface is to prevent the rainwater from seeping through the filling material between the door and the window, and properly consider the water stop baffle or other waterproof coating film to increase the impermeability; 9, the outdoor window sill should be lower than the indoor window sill 20mm, and set the slope, the rain water discharge is smooth, to avoid the penetration of water. The aluminum doors and windows must have a certain distance from the outer wall to avoid direct washing of rainwater; 10. The materials, specifications and connection methods of the door and window connectors shall comply with the requirements of the local "Aluminum Door and Window Technical Regulations"; 11. Gluing should be carried out by skilled workers, so as to ensure the quality of the glue and avoid water seepage caused by the broken glue. Pvc Leather,Pvc Faux Leather,Pvc Artificial Leather,Pvc Leather Material WENZHOU MINGSHENG IMPORT&EXPORT CO.,LTD , https://www.mingshengtrading.com
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1. Put good quality on profiles, glass and accessories. Secondly, in the door and window cutting and assembly, it is necessary to improve the fineness of the production. In particular, attention should be paid to the sealing of the fan and the fan when the glass is embedded and the overlap between the fan and the surrounding frame. When installing the door and window, pay attention to the installation of the door and window is positive and firm, and fill it with polyurethane foaming agent between the door and window frame and the wall, and seal the seal between the frame and the wall. It is recommended to use a glass seal at the glide path of the window. In order to achieve uniform color, a sealing paste can be applied after the glass glue is dried to prevent water leakage from doors and windows;