ENERGY CODE
DEFAULT DOOR U-FACTORS 2012 IECC ENERGY CODE
TABLE C303.1.3(2) DEFAULT DOOR U-FACTORS
DEFAULT DOOR U-FACTORS 2012 IECC ENERGY CODE
TABLE C303.1.3(2) DEFAULT DOOR U-FACTORS
DOOR TYPE
U-FACTOR
Uninsulated Metal
1.20
Insulated metal
0.60
Wood
0.50
Insulated, nonmetal edge, max 45% glazing, any glazing double pane
0.35
C402.2.7 Opaque doors. 2012 IECC ENERGY CODE
Opaque doors (doors having less than 50 percent glass area) shall meet the applicable requirements for doors as specified in Table C402.2 and be considered as part of the gross area of above-grade walls that are part of the building envelope.
Opaque doors (doors having less than 50 percent glass area) shall meet the applicable requirements for doors as specified in Table C402.2 and be considered as part of the gross area of above-grade walls that are part of the building envelope.