How to identify the quality of plastic windows and doors?

Steel is currently the most common profile in the market. The most common choice for ordinary homes to close balconies and install outside windows is also steel. The quality of plastic doors and windows is inferior and the installation is rough, resulting in the occurrence of quality problems in use. Consumers should polish their eyes and identify the advantages and disadvantages of the steel doors and windows before installation to reduce the chance of problems. Peng Gao, an expert in household building materials who has been in the building materials industry for more than a decade, appeared in the Weapons Division. He used the method of examining the "Yan" and the "color" to identify the quality of steel doors and windows.
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â—†Good plastic steel should be white and blue

First of all, look at the plastic material, that is, UPVC profiles. Good UPVC profiles should be multi-cavity, well-designed, and relatively thick walls. The inferior plastic wall is thin. Second, look at colors. The formula of high-quality UPVC profiles is added with anti-aging agents and anti-ultraviolet and line additives. The color of its appearance should be white and blue, and smooth and smooth. Such UPVC profiles can remain in the outdoor environment without aging, no discoloration, no deformation. The appearance of the inferior plastic steel doors and windows should be blue and white, and the color is too white or gray, which means that the stable ingredients in their materials are not enough, and they tend to age and turn yellow.

â—† Good profile glass smooth slide smooth

In addition to looking at profiles, it also depends on the glass used. When the outer window is closed, the selected glass shall be smooth, free from water, and firmly installed. It shall not be in direct contact with the plastic profiles, and the sealing bead shall adhere to the gap. In the case of double-glazed glass, there should be no dust or water vapor in the interlayer; the sliding window should have aluminum sliding rails at the lower part of the window frame, and it is easy to replace. In general, the double pulley is better than the single pulley.

Before installation, be sure to check again carefully. In general, the entire surface of the fabricated plastic steel window should be smooth and flat, and there should be no open welding cracks. Special steel liners should be embedded in the door window frames and the fan profiles.

â—† good accessories pulley high seal strength without slotting

Consumers can also identify the quality of plastic steel doors and windows from the hardware accessories and other accessories. High-quality plastic steel door and window hardware are made of metal, high strength, flexible and smooth. Some inferior steel doors and windows are made of plastic materials, which will have adverse effects on the quality and service life of doors and windows. Also look at accessories, such as seals should be flat, no curling, no groove, no odor strips. Plastic materials, such as beading and seals, should be matched with the main profile.

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