What do you have to watch out for with new windows?

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When does triple glazing make sense?

For example, triple glazing often only makes sense for renovation measures in old buildings if the walls are also equipped with adequate thermal insulation, since otherwise the window does not provide any energy advantage and can even be counterproductive.

How expensive is a new window with installation?

All in all, the average cost of installing the windows is around €150-380 — depending on the window. A fixed price offer for assembly can also reduce the risk of higher costs after the order has been completed.

Which windows are the best?

Plastic windows are the price-performance winners in the window comparison. They are inexpensive, have a good U-value and are very easy to care for. Plastic windows are only worse off than wooden windows when it comes to repairs and recycling, and aluminum windows are generally more stable.

How much does a good plastic window cost?

Guide values ​​for the cost of new windows

For example, owners have to plan around 275 to 350 euros per square meter for new plastic windows with triple glazing. If, on the other hand, you opt for wooden windows, they cost 350 to 400 euros per square meter.

Which windows are good and cheap?

Tip 1: Windows made of inexpensive materials

The cheapest models are mostly plastic windows. The window frame is made of PVC, a robust and versatile plastic.

How good are the windows from the hardware store?

Another problem that many hardware store windows have is that they are often not well made. In addition, the measurement on site becomes problematic without experience. The smallest error in the dimensioning means that the new windows are not too large or do not close tightly in the masonry.

What makes a good plastic window?

Basically, just as with the glazing, the thermal insulation must be right. Aluminum and plastic windows require thermal separation and chamber systems for good insulation, all frame variants must have a good frame profile, several sealing levels and high-quality window seals.

How often do you have to replace windows?

Windows are more than 20 years old

Nevertheless, the rule applies that windows that are more than 20 years old should be replaced. Due to their outdated design, too much energy escapes unused to the outside.

How much funding do you get for new windows?

For individual measures you will receive at least 20 percent of the costs as a subsidy, but a maximum of 12.000 euros. With the ISFP bonus, the window subsidy increases to 25 percent, up to a maximum of 15.000 euros. As part of an efficiency house renovation, you can receive up to 50 percent of the costs as a subsidy, i.e. a maximum of 75.000 euros.

What K value should windows have?

The smaller the value, the higher the thermal protection. Standard windows with double glazing have a U-value of approx. 2 to 1,1 W/(m²K). Good values ​​for a new building are 1,2 to 0,8 W/(m²K), which can be achieved with high-quality window profiles and triple glazing.

How much energy do new windows save?

New plastic windows have a Uw value of approx. 0,73 W/m²K. With a window area of ​​20 m², replacing the window saves around 700 liters of heating oil per year. Assuming a heating oil price of €0,80, this reduces annual heating costs by up to €560.

What is better double or triple glazing?

Double glass is lighter than triple glass and, due to its lower weight, protects the window fittings in the long term. Double glazing is usually cheaper than triple glazing. Subsidy programs in connection with energy efficiency and thermal insulation usually require triple glazing.

How much does a window with a frame cost?

Cost for a complete window

For a complete heat-insulating window (1,3 x 1,3 m) with high-quality triple glazing, the average prices are: Plastic windows: costs around 500 euros. Wood-aluminium windows: cost around 680 euros. Aluminum windows: costs about 780 euros.

How expensive are triple glazed windows?

For windows with insulating glass, you have the choice between double and triple glazing. A medium-sized standard window with double insulating glass costs between 250 and 630 euros. The same window with triple glazing costs between 300 and 680 euros.

Which material for windows is the best?

Aluminum window material — The stability for large windows

Aluminum is: stable, easy to care for & safe! In addition, aluminum is very weather-resistant, durable and easy to care for. Only the production of aluminum represents a high energy consumption.

Which is the best window glass?

Aluminum window frames are considered to be particularly robust and durable and are therefore particularly well suited for larger glass fronts. Thanks to their stability, these frames require very little care and maintenance. Another advantage is the large selection, because aluminum frames can be colored very easily.

Which is better wood or plastic windows?

The service life of plastic windows is in no way inferior to that of wooden windows, it is also a good 40 years. Plastic windows also require less maintenance because they do not have to be treated afterwards. Together with the insulating glass used, plastic windows have good thermal insulation.

How long does it take to install a new window?

Installing a window usually takes two to four hours, depending on size and complexity. When modernizing, i.e. replacing your windows, there are additional costs for dismantling the old windows.

What windows in the old building?

In old buildings, the installation of wooden windows is a good idea, as they have good static properties. Wood is the first choice, especially for listed buildings, because this material is traditionally used in window construction.

How much does it cost to replace a window?

For the simple installation of a window in a building shell, costs of around 80 euros can be expected for each window. If, on the other hand, the old windows have to be removed before the new windows can be installed, additional costs of around 40 euros will be incurred.

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