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� Duct Testing Calculator (New Construc�ion) <br /> House address or lot #: , �� � % ���f ���; �� � ��,������ � <br /> Conditioned Floor Area: r� , ,�" �' <br /> Duct tester location: ,�� , � r � �- �1� It- - <br /> Pressure tap location: , ,; ,; :� �� �L ��-1 <br /> Ring (if applicable): Open O 1 ❑ 2 ❑ 3 ❑ <br /> At Rough-In or Post Construction <br /> Calculated Testl <br /> Test Method Standardl Target CFMZS <br /> Air Nandler Present <_4 CFM25 per 100 sf of CFA �� � <br /> {Leakage to Exterior or Tota) Leakage) � � �� <br /> Air Handler not Present < 3 CFM25 per 100 sf of CFA <br /> (Leakage to Exterior or Tota) Leakage) <br /> 1. Test CFM25 must be equal to or less than the calculated target. <br /> Qir Leakage testing Calculator (Blower poor TestJ <br /> Conditioned Floor Area: � , ;�,��t Calculated Volume �cubic feet) <br /> Ceiling Hieght (ft) �"'� � j�-( , l`(� <br /> � Standard Tested CFM50 � t �' , Calculated Test <br /> � , } �, <br /> Result (ACHSa) <br /> <_S.0 ACHso (cFnnsox ,l`f � f ���•(,' � :�'t��,;���i ��i, �tl� "�� L L <br /> �r �� /, � <br /> b0=conditior�ed Volume) � ' t" <br /> �l ossary <br /> Rough-In: After installation of the complete air distribution system but before installation of insulation and <br /> - sheet rock. Allows for access to all duct seams and connections for re-evaluation of seal integrity if standard <br /> is not met in intitial test. <br /> Post Construction: At or near final inspection. The home must be complete enough to pressurize the home <br /> to 25 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 /> Pascal (pa): Unit of pressure <br /> CFA: Conditioned floor area in square feet <br /> CFM25: Cubic feet per minute of air leakage at 25 pascals of pressure <br /> CFMso: Cubic feet per minute of air leakage at 50 pascals of pressure <br /> Cvnditioned Volume: Volume of conditioned space (CFA X ceiling hieght) <br /> ACHso: Air changes per hour at 50 pascals of pressure <br /> ��._ s..r�. ,.o .�, . .�...aa. .,�...�....�� ,.�. � ��� <br />