Laserfiche WebLink
Duct Testing Calculator (New Construction) <br /> House address or lot#: c p(3 3.01- S f &-er&?r <br /> Conditioned Floor Area: I i S`-l~'). <br /> Duct tester location: /A(. <br /> Pressure tap location: Uv Ac <br /> Ring (if applicable): Open 0 1 I 3 0 <br /> At Rough-In or Post Construction <br /> Calculated Test' <br /> Test Method Standards Target cFnn25 <br /> Air Handler Present 5 4 CFM25 per 100 sf of CFA , ( <3 <br /> (Leakage to Exterior or Total Leakage) t <br /> Air Handler not Present 5 3 CFM25 per 100 sf of CFA <br /> (Leakage to Exterior or Total Leakage) <br /> 1. Test CFM25 must be equal to or less than the calculated target. <br /> Air Leakage testing Calculator (Blower Door Test) <br /> Conditioned Floor Area: IS`l ). _ Calculated Volume (cubic feet) <br /> Ceiling Hieght (ft) �!' G i33[, <br /> Calculated Test <br /> Standard Tested CFM50 1LIf Result (ACH50) <br /> 55.0 ACHE (CFMSQX 1`1I Yb p=6,4(60 -1),3 36 = 4,- S 1.--15-F <br /> 60_conditioned Volume) <br /> Glossary <br /> Rough-ln: After installation of the complete air distribution system but before installation of insulation and sheet <br /> rock. Allows for access to all duct seams and connections for 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 /> 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 /> CFM50: Cubic feet per minute of air leakage at 50 pascals of pressure <br /> Conditioned Volume: Volume of conditioned space(CFA X ceiling hieght) <br /> ACHso: Air changes per hour at 50 pascals of pressure <br /> f <br /> (Vii- <br />