Energy performance data for select combinations of options is available in table format on each product page.
Sliding doors r values.
Low emissivity low e glass is a glass coating that improves the energy efficiency of your windows and patio doors.
Mp doors composite sliding patio door with woodgrain interior 760 00.
With years of engineering and craftsmanship to build on these windows are designed to live up to your high standards.
Low e smartsun windows and doors feature the best heat insulation of all andersen products with u factors ranging from 0 24 to 0 25.
Energy efficiency is an important consideration when shopping for new or replacement windows and doors.
In the winter low e glass reflects heat back into the room keeping it warmer.
50 series white vinyl sliding patio door right hand moving panel with blinds model 50 pd b 369 00 369 00.
American craftsman 72 in.
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Doors are a little different.
Rustica s french style sliding barn doors entry doors and rustica s replacement windows have the most efficient r value on the market listed at 3 94 for interior doors and replacement windows and 5 31 for a 2 1 4 exterior door.
Low e smartsun glass is only available on certain 400 series windows and on architectural windows and doors.
Diversity and inclusion.
This means doors can provide more insulation than a window or skylight can.
The r values of most steel and fiberglass clad entry doors range from r 5 to r 6 excluding a window.
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Exterior doors excluding sliding glass doors calculate glass area of door as window wood door r value 1 1 2 no storm door 2 7 1 1 2 with 1 storm door 4 3 1 2 3 solid core door 3 1 steel with foam core door r value 1 3 4 pella 13 3 4 therma tru 16 roof ceiling material r value.
For example a 1 1 2 inch 3 81 cm thick door without a window offers more than five times the insulating value of a solid wood door of the same size.
To access those tables select the individual product of interest and scroll down to the professional resources section.
This tool provides some of the most common options on windows and doors and related nfrc certified values.