25C-178 (5) RESIDENTIAL ENERQY•FFFICIENCY
•
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•
.Joints and seams shall complyywith Section M 1601.4.1 of 2. Roug -in - I ' Total leakage shall be : 1esa thsti OI
the International Residential Code. .. ,
equal . • -9.9 Umin) per 1tft?.(9.29 :m?),af
• ' con dition ed f loor area when teste at a pres ..
Duct tightness shall be verified by either of the following: ferential of 0.1 inches w.g. (25 Pa) across theroughed ,
1, PostcgnstrucCion test; Leakage to outdoors shall be in system, including the manufacturer's air ,
g d le lr
less than or a ual to S cfm (226.5 I_Jmin) p i 00 ft� enclosure_ All register boots shall be taped or dttech
q wise sealed during the test. If the air handler is nn ;
•
(9.29 m of conditioned floor area or a total leakage installed at the time of the test, total 1 eakage sha11'
l ess than or equal to 12 cfm (12 L /min) per 100 ft= less than or equal to 4 cfm (113.3 Umin)>per 100f1
• (9.29 m $ ) of conditioned floor area when tested at a (9,29 m of conditioned floor area. .
pressure differential of 0.1 inches w.g, (25 Pa) across
; the entire system, including the manufacturer's air Exceptions: Duct tightness test is not required it the, ail`
handler enclosure. All register boots shall be taped or handler and all ducts are located within conditioned
otherwise sealed during the test. space. ..
TABLE 402.4.2
AIR BARRIER AND INSULATION INSPECTION COMPONENT CRITERIA ,
COMPONENT CRITERIA
Exterior thermal envelope insulation for framed walls is installed in substantial contact
and continuous alignment with building envelope air barrier.
Air barrier and thermal barrier Brcaks or joints in the air barrier are tilled or repaired.
Air - permeable insulation is not used as a sealing material, an a
_ Air - permeable insulation is inside of air barrier.
Air barrier in any dropped ceiling /soffit is substantially aligned with insulation and any
' Ceiling /attic gaps are sealed.
-'' Attic access (exce.t unvented attic). knee wall door, or drop down stair is sealed.
Walls Comers and headers are insulated.
'unction of foundation and sill plate is sealed.
-
Windows and doors _ Spa between window / door , jambs and framing is sealed. _
' Rim joists Rim joists are insulated and include an air barrier.
• Floors Insulation is installed to maintain permanent Contact with underside of subfloor decking.
(including above- garage and cantilevered floors) Air barrier is installed at any exposed edge of insulation.
. Insulation is permanently attached to walls,
Crawl space walls Exposed earth in unvented crawl spaces is covered with Class 1 vapor retarder with
overlapping joints taped.
Shafts, penetrations Duct shafts, utility penetrations, knee walls and flue shafts opening to exterior or
unconditioned space are scaled.
Narrow cavities Batts in narrow cavities are cut to fit, or narrow cavities are filled by sprayed/blown
insulation.
Garage setaration A ir sea ling is provided between the garage and conditioned spaces. .
Recessed lighting Recessed light fixtures are air tight. IC rated, and sealed to drywall.
Exception — fixtures in conditioned space.
Plumbing and wiring Insulation is placed between outside and pipes. Batt insulation is cut to fit around wiring
and plumbing, or spraycd/blown insulation extends behind piping and wiring.
Showerttub on exterior wall Showers and tubs on exterior walls have insulation and an air barrier separating them
from the exterior wall.
Electrical /phone box on exterior walls Air barrier extends behind boxes or air sealed -type boxes arc installed.
Common wall _ Air barrier is installed in common wall between dwelling units.
HVAC register boots HVAC register boots that penetrate buildin_ envelope are sealed to suhtloor or drywall.
Fireplace Fireplace walls include an air barrier.
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2009 INTERNATIONAL ENERGY CONSERVATION CODE® 31
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RPM HEATING & AIR CONDITIONING
236 SOUTHBRIDGE RD
CHARLTON, MA 01507
P -508- 248 -4474
F -508- 248 -4499
DUCT LEAKAGE TEST FORM die ce/ /u,e
CUSTOMER INFORMATION: Test Conditions: Sys 1 Sys 2 Sys 3
Name: 4 T /3 kit Date: /l/ -13
Address: 1/7 Aide f# sf Floor Area: /00 O /O 06
iva 1WA. m D 1 rY 1 System Air Flow (cfm): roe Fin
Cooling Size(tons): 02
INSTALL CONTRACTOR: Heating Size (btu): C• s; Pod k 5, are o
Name: Add) /444/1 Primary Location of
Address: ; 936 5 / 3,2,06e 4 Supply Ductwork: 47l7L C'z / /e,2.
C'4AIr/r m,a o/ g Primary Location of
License # : 344/ Return Ductwork: 4 c'
COMMENTS: c� Ala rz'n 41,2. / 1 w# c•c$ iv ` � Zhiera,/c€K
TOTAL LEAKAGE TEST
Test Presure: 25 (Pa)
Duct Press Flow Ring
(Pa) Installed
System 1 0 /5 2
System 2 0 25 3
System 3
RESULTS:
System 1 System 2 System 3 System 4
Total Leakage (cfm): '7/ 6v.
Total Leakage as %
Floor Area: /3' ' //.3
Fan Model /SN: #9059
-19-13
Test completed By: Date Completed: