Windows are an important part of any home, providing natural light and ventilation while protecting us from the elements. When it comes time to choose new double-glazed windows, there are several factors involved in the decision. The type of profile, glass and climatic conditions should be considered when buying, among other things that are very important when buying double-glazed doors and windows; The brand of the door and window manufacturer and which manufacturer offers the style you want in the window.
Now, we will answer all your questions in this double-glazed window buying guide.
The best double-glazed window profile material
The material of the double-glazed window profile determines how much heat and air flow are prevented. UPVC and aluminum windows are two widely used materials in the production of doors and windows. UPVC is one of the most popular window materials due to its low cost, durability and high insulation. However, UPVC window frames may not be aesthetically pleasing and also difficult to repair if damaged.
Aluminum windows are very strong, have a very attractive beauty and offer a very high level of security; But they are very expensive. Ultimately, the best window material to use depends on your budget and taste.
Suitable profile in different climates
It is natural that every climate has special conditions and the material of the profile should be selected according to the climate and humidity conditions of the region. For example, aluminum profile cannot be used in cold areas, because it conducts heat and wastes energy. Of course, thermal break aluminum profiles can be used in cold areas due to their non-conductive inner core. In wet and rainy climates, aluminum profiles are the best choice, because moisture has almost no effect on aluminum. High quality aluminum is resistant to rust and corrosion.
In contrast to the aluminum profile, there is the UPVC profile, which is a special material, which is suitable for almost all climates and weather conditions. UPVC is not a heat conductor and has little energy loss, and temperature changes, heating and cooling, have little effect on it in terms of contraction and expansion. Also, UPVC is resistant to salt water damage, corrosion and wind. High-quality UPVC is suitable for use in all types of climates, cold and wet, hot and dry, and coastal.
The type of opening is another very important factor that should be chosen according to the weather conditions. In general, rail doors and windows are less insulated than hinged ones and are not suitable for use in cold areas. Of course, new models of sliding doors and windows such as Lift-n-Slide do not have this problem, and in combination with triple-paned glass, they create an incredible view from the outside.

Type of glass
What type of glass is used in doors and windows affects its quality, insulation and price. Currently, technology has created glasses with extraordinary features. In order for you to find a glass that suits your needs, we will review some of the newest and most practical glass items.
Self-cleaning glass: Self-cleaning double-paned window glass helps you to have clean windows without the need to clean the circuits. Self-cleaning glasses consist of purifying chemical coatings that do not allow water and rain to remain on the surface of the glass. Also, this type of glass works in such a way that dirt and dust dissolve in the sunlight.
Tempered glass: hardened glass that has undergone heat treatment for durability and strength.
Sound insulating glass: This type of glass insulates the house against external sounds by minimizing sound waves.
Use of the software
In the past, the choice of doors and windows was limited to the models provided by the manufacturers, but today it is not like this; With the existing door and window design software, you can easily design the desired door and window yourself. A software such as Masterwin has even designed an application for use in smartphones, so that the mobile phone version has the ability to exchange information with the computer system. You can easily design any type of door and window that you want on your mobile phone and try different models. Masterwin software even allows you to compare the prices of different types of profiles with different materials, UPVC and aluminum, and different brands. If you choose the type and personalized design of the door and window, you can send it to the manufacturer so that products can be produced according to your taste.

Buy double-glazed windows from a reputable brand
There are not few door and window manufacturers in Iran; And each of them has its own competitive characteristics and of course different qualities. Due to the great importance of doors and windows in interior and exterior and daily use, it is suggested to talk to several manufacturers about your orders. To research manufacturers, find answers to these questions:
Are the previous directors of this company satisfied with their products?
How long is the history of the manufacturer?
Does this company have an active showroom or website where you can view the products?
Does your double-glazed glass have a warranty, and if so, what exactly does it cover and for how long?
What is the after-sales service of this company?