Simply put, the doors and windows of the system are provided with systematic service materials from sufficient purchase to installation, including not only the quality of the materials used before installation, but also whether the materials used are environmentally friendly and healthy. We should also consider the quality after installation, whether it is heat-insulated, whether it is waterproof and moisture-proof and whether it is sound-proof. Finally, we should consider how to guard against theft. Heat insulation, sound insulation, anti-theft, sun shading, weather resistance, operating feel and a series of important functions. The comprehensive results of the performance of equipment, profiles, fittings, glass, adhesives and seals should also be considered.
System door and window is an integrated door and window system solution adopted by system company, which makes a clear commitment to product performance and quality indicators, and needs to consider a series of important functions such as water tightness, air tightness, wind pressure resistance, mechanical strength, heat insulation, sound insulation, theft prevention, shading, weather resistance, operating feel and so on. Good system doors and windows are very accurate in workmanship, smooth in tangent and divergent in angle. In the installation process, there will be no obvious gap, good sealing performance and stable switch.
Most people think that it is enough to buy high-quality doors and windows and pay attention to the quality of obvious parts of doors and windows, such as aluminum, glass and accessories. But they don't understand some professional performance requirements of doors and windows at all, and pay more attention to factors such as product quality and cost performance.