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518.832.9213 1 ryan@clearvuinspections.com 1 18 Blackberry Lane,Queensbury,NY 12804
Hayes& Hayes LLC
297 Saratoga Road
South Glens Falls, NY 12803
jdogbrown19777@yahoo.com
ClearVU Inspections, performed a one-point airtightness, blower door test on the single family
dwelling located at 27AJames Place,Queensbury, NY,to determine the air changes per hour on
April 25,2024.The dwelling was depressurized and the testing procedure performed as per IECC-
R402.4.1.2.
Test conditions were as follows:
Fan location - Back Door
350'above sea level
581 CFM50
31°F outside air temperature
60°F inside air temperature
Pre-Test Baseline Building Pressure .09 Pa
-50.0 Pa testing pressure
TEC DG-1000& Model 3 Fan
Altitude Correction Factor=(1+(.000006 x altitude))x CFM50 = n/a
Results:( 581 CFM50 x 0.971 x 60 Minutes)/ 14,256 cubic feet) _
2.374 ACH50
IECC-R402.4.1.2-The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes per hour
in Climate Zones 1 and 2,and 3 air changes per hour in Climate Zones 3 through 8.Testing shall be conducted in accordance with ASTM E 779 or
ASTM E 1827 and reported at a pressure of 0.2 inches w.g.(50 Pascals).Where required by the code official,testing shall be conducted by an
approved third party.A written report of the results of the test shall be signed by the party conducting the test and provided to the code official.
Testing shall be performed at any time after creation of all penetrations of the building thermal envelope.
During testing:
1.Exterior windows and doors,fireplace and stove doors shall be closed,but not sealed,beyond the intended weatherstripping or other infiltration
control measures;
2.Dampers including exhaust,intake,makeup air,backdraft and flue dampers shall be closed,but not sealed beyond intended infiltration control
measures;
3.Interior doors,if installed atthe time of the test,shall be open;
4.Exterior doors for continuous ventilation systems and heat recovery ventilators shall be closed and sealed;
5.Heating and cooling systems,if installed at the time of the test,shall be turned off;and
6.Supply and return registers,if installed at the time of the test,shall be fully open.
Ryan Wild
ClearVU Inspections
BPI IDL Certification - 5063518
Asbestos Sampling & Handling License- 879660/282890
NYS Home Inspector License- 16000085839