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Good quality UPVC doors and windows not only have beautiful appearance, but also maintain stable performance for a long time and withstand the test of various environmental conditions. Observe the profiles of doors and windows. High-quality UPVC profiles should have uniform color, no bubbles, cracks or impurities, and have good anti-aging properties. Secondly, check the […]

Visual inspection: Observe the glossiness of doors and windows from a distance to see if there is any obvious color difference. Use a ruler to measure the dimensions of doors and windows and check for deformation. Touch the surface of the door and window at close range with your hands to check whether it is […]

Observe the surfaces of doors and windows for obvious scratches, cracks or discoloration. Check whether the corners of doors and windows are intact and whether there are any signs of impact or damage. Pay attention to check whether the sealing strips of doors and windows are intact and whether they are falling off or aging. […]

Generally speaking, if the doors and windows are frequently opened and closed, or are in a relatively harsh environment (such as frequent contact with rain, sand, dust, etc.), then the frequency of maintenance should be higher. This ensures that the performance and appearance of the doors and windows are maintained in good condition. Specifically, every […]

First of all, pay attention to the quality and formula of UPVC profiles. High-quality UPVC profiles should have a multi-cavity design, thick walls, and anti-aging agents and anti-UV additives added to the formula. Such profiles can remain non-aging, discolored and deformed in the outdoor environment, thereby ensuring the long-term use of doors and windows. On […]

First, pay attention to the source and composition of UPVC materials. UPVC material itself is an environmentally friendly material. It is made from vinyl chloride monomer through polymerization reaction, and certain additives such as stabilizers, lubricants, etc. are added. Ensuring that materials come from reliable sources and do not contain harmful substances is the basis […]

Avoid using sharp tools: When cleaning doors and windows, do not use sharp cleaning tools to avoid scratching the surfaces of doors and windows. It is recommended to use a soft cloth or sponge with a neutral detergent for cleaning. Prevent falling from high places: If the doors and windows are located in a higher […]

Choose high-quality materials: First of all, choosing high-quality door and window materials is key. For example, UPVC, aluminum alloy and other materials have good weather resistance and anti-aging properties, can effectively resist the influence of harsh weather conditions, and are not susceptible to corrosion or moisture. Pay attention to the sealing performance: the sealing performance […]

Accurate measurement: Before installation, be sure to accurately measure the size of the door and window openings to ensure that the UPVC doors and windows match the openings to avoid loose installation or being too large or too small. Installation specifications: Install according to the installation guide provided by the manufacturer or the recommendations of […]