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+IBDT BLOWER DDDR TEST RESULTS <br /> Blower Door Testing NW 425-312-3914 <br /> BlowerpoorNW.com <br /> Job Completed By <br /> Technician Name 1r 1 ,4/4 /ZAd Date: <br /> Job Site Information <br /> Permit#: C , C' ,-z' __ 0® L•` <br /> Address and <br /> -Lot Number: n M_-� S . <br /> City: Zip Code: 0 I — <br /> Cond.Floor Area(fl): ,9y C' Age of House: /V&--Z o <br /> Source (check one): ❑dans G Estimated ❑Measured <br /> Test Results <br /> Pass U Fail ❑Could Not Complete ACHst, <br /> CFM@50Pa <br /> Ring(check one if applicable): ❑/ 't 1 Open ❑A *B ❑C <br /> L <br /> Blower Door Fan Location: Q 1J�J/GO/f-1-_ Weather Conditions: T_,�t�y - <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 /> Where: <br /> CFM50=Blower door fan flow at 50 Pascal pressure difference <br /> Volume=Conditioned Floor Area of the housing unit x ceiling height <br /> 2015 Washington State Energy Code reference: <br /> R402A_1-2 Testing.The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes per hour.Testing shall be conducted with a blower <br /> door at a pressure of 02 inches w_g.(50 Pascals).Where raquucd by the code official,testing shall be conducted by an approved third party_A written report of the results of the test shall <br /> be signed by the party conducting the test and provided to the code official.Testing shall be performed at any time after creation of all penetrations of the building thermal envelope_Once <br /> visual inspection has confirmed sealing(sce Table R402.4.1.1),operable windows and doors manufactured by small business shall be permitted to he sealed off at the frame prior to the test <br /> During testing <br /> 1.Exterior windows and doors,fireplace and stove doors shall be closed,but not sealed,beyond the intended weatherstripping or other infiltration control measures; <br /> 2.Dampers including exhaust,intake,makeup air,backdraft and flue dampers shall be closed,but not sealed beyond intended infiltration control measures; <br /> 3.Interior doors,if installed at the time of the test,shall be open,access hatches to conditioned crawl spaces and conditioned attics shall be open; <br /> 4.Exterior openings for continuous ventilation systems and heat recovery ventilators shall be closed and sealed; <br /> S.Heating and cooling systems,if installed at the time of the test,shall be turned off and <br /> 6.Supply and return registers,if installed at the time of the test,shall be fully open <br /> 3 <br />