Sliding Glass Door R Value

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.

Sliding glass door r value.

Set your store to see. 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. Our strongest and most energy efficient aluminum sliding glass door ever it features an energy efficient 30 u value for standard low e argon filled dual pane glass a design pressure dp rating of 50 for strength against the elements and a modern sill option that creates a cleaner and smoother transition from the indoors to the outside. Also called sliding glass doors these doors are designed to glide horizontally with one operating panel and one stationary panel.

Here is a simple chart to help understand how r value is calculated for windows and doors. Basic dual pane glass is available on most andersen 200 series windows the perma shield patio door and the narroline gliding patio door. Many doors don t have any glass like your front door but even doors with lots of glass like a sliding patio door have lower glass to frame ratios than windows or skylights. Mp doors 72 in.

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 no insulation 3 3 3 1 2 fiberglass 13 6 fiberglass 20 6 cellulose 23. The u factor for dual pane glass products ranges from 0 49 to 0 51. These products feature two panes of glass with a pocket of air in between. Performance criteria for doors are based on the amount of glass they have.

Pella 72 in x 80 in clear glass white vinyl universal reversible double door sliding patio door. Woodgrain interior composite prehung left hand dp50 sliding patio door with blinds between glass model g6068l3n2wl50 1 155 00 1 155 00. Please choose a rating. The r values of most steel and fiberglass clad entry doors range from r 5 to r 6 excluding a window.

They fit into tighter spaces than our hinged doors because their panels don t interfere with your room or patio. Special values 1543 door configuration. For pricing and availability.