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Duct testing Calculator (New ConstructionJ <br /> House address or lot #: `(`1i� OS `► �, v e S� �u .3 <br /> Conditioned Floor Area: � � �v����--� <br /> � Duct tester location. rs �-- ��k�,.t <br /> Pressure tap location. �,�5 �,.'��. �� '��v�t <br /> Ring (if applicable): 0 1 2 3 <br /> At Rough-in (Total Leakage) <br /> Test Method & TestZ Calculated <br /> Standard1 CFM25 Target <br /> Air Handler Present .06 X CFA<_ CFMzs <br /> _< 6 CFM25 per 100 sf of CFA <br /> Air Handler not Present <br /> .04 X CFA<_ CFMzs <br /> 5 4 CFM25 per 100 sf of CFA <br /> Post Construction <br /> Test Method & Test2 Calculated <br /> Sta nda rdl CF M 25 Ta rget <br /> Air Handler Present(Total Leakagej Z S P�,SS{ 08 X I � [ �CFA<_ d � 1 •�FM <br /> <_ 8 CFMZS per 100 sf of CFA ZS <br /> Air Handler Present(Leakage to Exterior) ,06 X CFA <_ CFMZS <br /> <_ 6 CFMZS per 100 sf of CFA <br /> 1. Test results must comply with one of the Standards options. <br /> 2. Test CFMzs must be equal to or less than the calculated target. <br /> Air Leakage testing Calculator (elower poor Test) <br /> Tested <br /> Standard CFM Calculated Test Result <br /> 50 <br /> (( CFM50 X 0.055) : ( CFA X 144)) =SLA <br /> 0.00030 SLA <br /> divided by = SLA <br /> SLA= <br /> I�r�`� — �c�2/ �'� � y 2 .� '� SD(� — �� � S <br /> Glossary <br /> Rough-In: After installation of the complete air distribution system but before installation of insulation and sheet rock. Allows for <br /> access to all duct seams and connections for re-evaluation of seal integrity if standard is not met in intitial test. <br /> Post Construction: At or near final inspection. The home must be complete enough to pressurize the home 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 /> CFA: Conditioned floor area <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 /> Pascal(pa): Unit of pressure <br /> SLA: Specific leakage area <br />