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BD <br />Blower Door Testlnq Nw <br />425-312-3914 a BlowerpoorNW.com <br />blowerdoorschedule&mail. com <br />Job Site Information <br />Permit #: <br />Address and Lot Number: Z), I 1 <br />BLOWER DOOR TEST Fa fJL <br />TS <br />Date of Test: f <br />TechnicianName: �Jvjoi <br />City: Ci Zip Code <br />Cond. Floor Area(ft'): "-1 Ageof House: <br />Source (check one): "?"lans O Estimated ❑ Measured <br />Test Results <br />ass O Fail <br />Test Target / <br />❑ Could Not Complete <br />ume <br />ACHso <br />J 1 CFM@50Pa <br />Ring (check one if applicable): Q Open Ct A � ® C <br />Blower Door Fan Location: Weather Conditions: cj=o Pe ✓ <br />Results shall be reported as Air Changes per Hour at 50 Pascals (ACH50) and shall be calculated as follows: <br />ACH50 = (CFM50 x 60)/ Volume <br />V✓ ere: <br />CFM50 <br />=Blower door <br />fan flow at <br />50 Pascal pressure <br />difference <br />Volume <br />=Conditioned <br />Floor Area <br />of the housing unit <br />x ceiling height <br />zols wasvngmn rote snorer code raerend: _— <br />R402.<.l.] rerdne. The auilding or dwelling unit shall be rested and vedhad as having on etr Iraknge rare of noa exceeding S air changes pn hour. Teeing shall b<aondu<ted with a blower <br />door eta pressure of021nch<sw.g.(do Psscals). V/hert rtquired by the rode ffcial, tossing shall be contluded by an opyroved thiN parry.A wrineo report or W. reaulta of tb<r.sr sbaa <br />as signed by the party conducting the Imt and provided to the code official. Toting shall be performed it any time after creation ofsll p<nelmtions crabs building thermal am elPr once <br />visual Inspection has confirmed seeling (see Table R402.4, I.I), openblewindows and doom manufactured by smolt animist shall hepetmin<dto be scaled off at the frame prior to the test. <br />During testing: <br />1. Exterior window and doors, fireplace and move doom shall be closed, but not reeled, beyond the intended weetharslrippmg or other inhivetien control m<uures; <br />2. Dampers including eahaun, intake makeup vv, baekdnfi and flue dampers shall be cloud, but not scaled beyond Intended inlilmdon conrcel measures; <br />1. Intsdor doors, it installad at the time of the test, shall be open, access hucha so conditioned crawl syeees and eonditionrd emirs rhall be apm; <br />4, Exterior openings for continuous ventiladen systems and heat recossry ventilators shall M closed and addled; <br />5. Heating and cooling systems, if installed at the time of the tesl, shall he eum<d off; and <br />6. Supply and return registers. finstalled at the time of the test, shall be Polly open. <br />