What are the most important window technologies for cold weather climates.
What vinyl windiws are best for a cold climate.
To find out which windows can keep out rain and wind without leaking consumer reports tested 21 double hung and four casement windows two popular styles.
It is recommended that you use window glasses with a higher vt value in cold climates.
The ratings range from 0 14 to 1 20.
Their high efficiency reduces and even eliminates the need for turning on the lights.
Essentially the best frames for cold weather are anything but aluminum aluminum allows the rapid transfer of heat.
The best window frames for cold climates.
0 30 0 39 the lower the better whole window shgc.
A window s u factor determines how good energy efficient windows are at preventing heat loss during the winter.
A relatively basic double pane gas filled vinyl window should provide sufficient cold weather protection for homes in this climate.
0 42 0 55 the higher the better.
In cold climates consider triple or double glazed windows with a very low u factor and relatively high solar gain shgc coefficient.
Replacement windows with a low u factor provide the best insulating value and higher resistance to heat flow.
The result will be very high heating costs.
The best windows for cold climates.
The recommended value for window glass in cold climates is 0 55.
Here are the best windows for every climate.