Vinyl Windows In Cold Climates

To maximize winter solar heat gains high shgc and to minimize heat loss low u value.

Vinyl windows in cold climates.

Looking for nfrc rated windows is one of the best ways of selecting windows. They are also great for homes facing very noisy locations. The coating is applied to the outside glass in warmer climates to reflect the sun s heat out and. Triple glazing windows makes sense in cold climates in energy efficient homes.

Having an r value of 5 means that these windows have reduced heat loss from a u factor of 0 3 to 0 2. Need to know look at the overall scores in our window ratings then zero in on windows that excelled at low temperature wind resistance if your home is exposed to high winds and. What are the most important window technologies for cold weather climates. Windows for cold climates should combine energy efficiency with tough materials.

The ratings range from 0 14 to 1 20. The recommended value for window glass in cold climates is 0 55. Replacement windows with a low u factor provide the best insulating value and higher resistance to heat flow. Instead of spending money on more expensive frame materials or lower u value construction that will offer diminishing returns southern homeowners should splurge on spectrally selective low e glass.

In cold climates windows often represent a significant heat loss because of their low insulative value relative to the other components of the thermal envelope. Some double hung windows in our tests are better than others at keeping out cold air or water. Yet windows can also improve our energy efficiency by providing valuable passive heat to a house. Using warm edge spacers reduce condensation caused due to extreme cold climate and also improve the u value of the windows.

A window s u factor determines how good energy efficient windows are at preventing heat loss during the winter. Simply put consumers will save more than 30 on energy bills. Storm windows are mounted either on the inner side or the outer side of the main window glass and provide excellent thermal efficiencies. Low conductive foam filled fiberglass and vinyl.

A relatively basic double pane gas filled vinyl window should provide sufficient cold weather protection for homes in this climate. Beyond these values there are other ways to increase the energy efficiency of your windows including. U value the recommended value for window glass in cold climates is 0 33 or less.