Types of Windows Worldwide. Our Overview
When discussing the differences between these two groups of products, we most often refer to the size and type, as well as the opening and closing system. As seen, the main differences concern the type of solutions used and their functionality.
In the table below, we describe the key distinguishing features.
| Installation method |
|
| Thermal insulation |
Thermal insulation of windows may vary depending on the materials used, construction and technology used by the manufacturer. Key indicators for assessing thermal insulation of a window are the heat transfer coefficient U and the value of the thermal insulation coefficient Ug for glass. The lowest thermal insulation is currently around U = 1.0 - 3.0 W/(m²K). For energy-efficient windows, the indicator is U < 0.5 W/(m²K). |
| Acoustic insulation |
The key indicator of the assessment of the sound insulation of a window is the so-called sound insulation, expressed in decibels (dB). The higher the sound insulation value, the better the window's ability to reduce outside sounds. In standard windows, we deal with a value of 20-30 dB. In windows with greater sound insulation, it is even j 45 dB. |
| How to open |
|
| Systems |
|
| Fittings |
|
| Number of panes | From 1 to 3 panes |
One contentious issue is which windows will **open more easily and comfortably**, or which will provide a higher level of security. Another factor is the **consumer's habitual preference** or, conversely, openness to testing solutions that were previously unknown in practice.
What speaks in favor of choosing European windows?
We already know the basic differences regarding window selection parameters. Now, let's focus on their origin. Let's discuss the **advantages of European windows**.
Important factors include **energy efficiency**. Joinery products from Europe are significantly **more resistant to condensation** and offer **much better thermal insulation**, helping to maintain an optimal temperature in rooms year-round.
Another key point is the **proven and tested quality**. Suppliers of profiles such as Aluprof, Schüco, Rehau, or Veka have an excellent reputation in their domestic markets, but they are also recognized globally. This is thanks to their above-average product solutions, continuous improvement, and offered warranties.
Perspectives and Recommendations
European suppliers are increasingly entering the American market, offering an attractive alternative to the rather traditional American joinery market. This leads to increased competition and a greater selection for customers, especially those focused on energy efficiency and access to the latest technologies.
Summary: What to choose?
When deciding to purchase new windows, it's important to carefully analyze the differences between the various window types and consider individual preferences and needs.
All types of constructions have their advantages, but European windows are increasingly the preferred choice due to **quality, scalable offerings, and favorable pricing**. Recently, they are also **more accessible**, as exporting such products between continents is no longer unusual. Logistics services are becoming more streamlined, which is another argument in favor.
It’s worth making an informed decision that will lead to comfort and satisfaction for many years to come.
