RN-2012-00393_0005.tif 236 PART 4 a Energy Conservation a
CHANGE TYPE: Cleri'J�ication Ci s;
>.
• ' Attic access openings and rim joist jtions
CHANGE SUMMARY: sealin unc i:o=
ealin Qf the BuYlding have been added t the list of specific locations requiring g ,. -.
� infiltration. ��'
'thermal Envelope prevent air
i
2009 CODE: N1102.4.1 Building Thermal Envelope. The build-
fug thermal envelope shall be durably sealed to limit iniiltrafiion. The'i
:.
sea ling methods between dissimil e materials shall allow
llovving shall
be caulked, gad.
tial expansion and contraction. Th��.
keted, weather
or otherwise sealed with an air barrier ms
vial, suitable film Or soli d material.
1. A and penetrations.
All joints, seams ,
h lights..
a
2.. Site built windows, doors, and sky g
3, Openings between wiu dova and door assemblies and their re2
spective jambs and framing.
4. . Utility p enetrations..
•!.
-� 5. Dropped ceilings or chases adjacent to the thermal envel
ope -•
6. Knee walls. ° =
orating the garage from conditioned space_
Se
_ C $ 6 L e� 7. Walls and ceiling s separating
:
Ur �'�• � � g. Behind tubs and showers on exterior walls.
2 Co e ' 9. Common walls between dwelling uni ts.
gyp, Attic access openings' `k
.
• 11• Rim foist function. • ' �
r�
72: PC)
• � 12, Other sources of infiltration.
Chimneys
Recessed
N m �� r .,
Co 6 4 -t .m tights )m ?k
Attic h `- '
=�M •=-�:����= 101St•
��'i <: ~'• :,,Fr,' � Ceiling Dist
Rim j
Windows corners junctions`
W require M� I
e S * Doors sealing
° L. �- d- �,e S Electrical
outlets
Basement
window ;; '' :° • Sill
L.. ;. Duct seal t'=
Sill plates
'• - :,..no's'•' cii'S�
• � � � of air leakage
'typical sour
Pki e.