Some problems should be considered by the owner when purchasing doors and windows.
1. Determine the window opening mode: sliding window or casement window, for example, casement window or top hanging horizontal opening window, or left and right push open window. The owner chooses to make certain consideration by himself. When the survey designer comes to visit, he can communicate your intention well, and then make it according to the special indoor conditions. Some door and window merchants exaggerate the sealing performance of sliding window. In fact, the sealing performance of sliding window is certainly not as good as that of casement window.
2. Single layer glass window or insulating glass window should be installed. The insulating glass window is recommended to have the best sound insulation and heat insulation performance.
3. When purchasing, you must go to the regular door and window manufacturers. The processing equipment of roadside stalls is simple, and the precision and strength can not be guaranteed at all. Especially for plastic steel doors and windows, the quality of internal steel lining is poor, even there is no steel lining, and other accessories are also very poor.
4. The owner should first measure the approximate size of the window to make sure he knows it. All the doors and windows sold in the market are responsible for installation. Some illegal businesses will falsely report the size when measuring, so as to make more profits. Some businesses also add the cost of profile loss, which are unreasonable charges.
5. Shop around. Don't forget to shop around whenever you buy something. Shopping around is not just about identifying product quality. It's more cost-effective.
6. If you are diving on the Internet to find door and window merchants, please use Baidu search more. Many people don't like to use Baidu tools. When you have intention to choose a door and window merchant, you'd better search Baidu or Google. Many word-of-mouth can be found. If there are merchants who have strong complaints, you are advised to choose carefully. Because some of the word-of-mouth information on the forum is sinking, it is not easy to find it. Baidu snapshot this function is still very good. Recommended level: star five.
Finally, the door and window should form a series. This can make the whole room more beautiful.
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