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How to competently choose a high -quality window in profile
As I have already said that the manufacturer should have a certificate for a manufactured profile, which should approach the temperature regime of our latitudes. After all, if the profile was made for countries with a hot climate at our negative temperatures, it will become fragile and can crack.
In order to find out from whether our window is made, as stated, you need to open the window and on the inside there should be a marking of the company’s manufacturer of the profile. Also, the profile is 3x and 5 chamber.
Cameras are air space inside the profile. Naturally, the more cameras the less the profile will let the cold pass and less noise will penetrate the house.