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Duct testing Calculator (New Construction) � <br /> At Rough-in (Total Leakage) • C 17_UI- �= o <br /> CFA of , Calculated TestZ Q, <br /> Home Standard Target CFMZS O <br /> � <br /> v <br /> Air Handler Present <_ 6 CFM15 per 100 sf of CFA z <br /> F- <br /> � <br /> - O <br /> Air Handler not Present <_ 4 CFM25 per 100 sf of CFA � <br /> O <br /> � <br /> Post Construdion � <br /> x <br /> CFA of � Calculated Test2 W <br /> Home Standard Target CFMZS o <br /> � <br /> v <br /> Air Handler Present °1 <br /> (Total Leakage) � S�'�' � 8 CFM25 per 100 sf of CFA I Z O � � � � <br /> +� <br /> � <br /> � <br /> Air Handler Present < 6 CFM25 per 100 sf of CFA `�S �° � <br /> (Leakage to Exterior) � <br /> � <br /> Air Handler not Present <_ 4 CFMZS per 100 sf of CFA � <br /> � <br /> 1. Test results must comply with one of the Standards options. ~ <br /> Z. Test i.FMzS must be equal to or less than the calculated target. <br /> Air Leakage testing Calculator (Blower poor Test) <br /> Standard CFA of Tested CFMS� Test Result <br /> Home <br /> .!0.00030 SLA <br /> (�ccnn,�x o.ossl/IcFn x iaal) <br /> Glossary �'1`� �� �17`�� � S �� �' � e�i�I� t ���� � � <br /> Rough•In: After installation oi the complete air distribution system but before installation of insulation and sheet <br /> rock. Allows (or access to all duct seams and connections tor re-evaluation of seal integrity if standard is not met in <br /> intitial test. <br /> Post Construction: At or near final inspection. The home must be complete enough to pressurize the home to 25 <br /> pa. <br /> Total Leakage: Aggregation of the entire systems duct leakage in a duct test. <br /> Leakage to Exterior: Aggregation of all duct system leaks to the exterior of the CFA in a duct test. <br /> CFA: Conditiened floor area <br /> CFM75: Cubic feet per minute of air leaka�e at 25 pascals of pressure <br /> CFMSo: Cubic feet per minute of air leakage at 50 pascals of pressure <br /> Pascal (pa�: Unit of pressure <br /> SLA: Speci(ic leaka�e area <br />