How to Design & Build Energy Efficient High Rise Buildings: Rod Yeoh | Page 43
Energy
Code
• ASHRAE
90.1-‐2010
Climate
Zone
5
(A,
B,
&
C)
Element
Roofs
–
Insula\on
en\rely
above
deck
Non-‐Residen1al
Min
Residen1al
Min
R-‐
R-‐Value
Value
R20
ci
R20
ci
R11.4
ci
R13.3
ci
Walls
–
Steel-‐Framed
R13
+
R7.5
ci
R13
+
R7.5
ci
Walls
–
Wood
Framed
R13
+
R3.8ci
R13
+
R7.5
ci
Non-‐metal
Framing
U-‐0.35
U-‐0.35
Metal
Framing
(Curtainwall/Storefront)
U-‐0.45
U-‐0.45
Metal
Framing
(all
other)
U-‐0.55
U-‐0.55
Walls
–
Mass
Ver\cal
Glazing
(0-‐40%
WWR)