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� � <br /> � �. <br /> a � <br /> - �j 5 <br /> :i. •. .1 <br /> � <br /> y ry U <br /> W � �7 <br /> y <br /> ;:' �#�► ��33G��G' � ��1�1C.��� � o � � � «,+► ,_ <br /> �- g��c�c����7��c�� .�► i�► <br /> Air Leakaae (Blower poor) Testina Certificate <br /> House address or lot# :` (f��:�,� �- � _ ,>__ � .�yj 1z�, ,��,_� <br /> � <br /> Conditioned Floor Area : 1�y� o <br /> _ `, <br /> Blower poor location �. ;; <br /> �. �(- �;�' <br /> �, <br /> Ring: Open O 1 2 O 3 O <br /> Wind Speed:__ �7 m�h Humidity: ��-' � <br /> Temperature: Gr`� deerees Wheather Condition: �-, � <br /> �=; � Formula:(CFM50 X 0.055)/(CFA X 144) <br /> ` Calculations: <br /> rz = � 1�-�% x ��J� 7�a�� � <br /> `- . ; - i�c�l� J� � 4►�1 = ���r.:�'t - C�O���` �' <br /> r� �r <br /> c <br /> ,u <br /> Standard Tested CFM50 Test Result(SLA) <br /> 'u '� 0.00030 SLA �� ' � � � , <br /> ��lossary ��•�� ' : <br /> CFA:Conditioned Floor Area - <br /> � <br /> CFM50:Cubic Feet per Minute of air leakage at 50 pascals of pressure :ti <br /> � <br /> PaSCaI(pd):The SI unit of pressure(equivalent to one newton per square meter) � <br /> �SLA:Specific Leakage Area <br /> , <br /> LVashington State Energy Code Reference: c: <br /> 502.4:5 Buildfng Air Leakage testing:All new tonstruction and additions over 750 sq.ft:need to have a blower door test done and the resulting air leaka e <br /> �hould be less than 0.00030 Specific Leakage Area(SLA)when tested at 50 Pascals 0.2 mch w. g <br /> rough in and after installation of penetretions of the buifding envelope,includin ( �•}of depressurization.Testing can be done any time after <br /> g penetrations for utilities,plumbing,electrical,ventilation and combustion <br /> ��. �ppliances(and sealing of these penetrations)have been completed.Building officials can request that the test be conducted while building department <br /> '^ staff is present.The blower door test results need to be recorded on the certificate that is required in Section 105.4 <br /> ;;�. EXEMPTIONS: <br /> 1..Additions less than 750 Square feet. <br /> '2.Once visual inspection has confirmed the presence of a gasket(see Section 502.4),operable windows and doors manufactured by small business shall be <br /> ' permitted to be sealed off at the frame prior to the test.Specific Leakage Area(SLAJ shall be calculated as follows: <br /> `'S� _(CFM50 x 0.055)/(CFA x 144) - <br /> ;Where: <br /> ;CFM50 =Blawer door fan flow at 50 pascal pressure difference <br /> CFA =Conditioned Floor Area of the housing unit,converted to square inches ' <br /> During testing: <br /> Exterior windows and doors,fireplace and stove doors shall be closed,but not sealed. <br /> r <br /> Dampers shall be closed,but not sealed;including exhaust,intake,makeup air,back draft,and the flue dampers;interior doors connecting conditioned <br /> ; . �p`aces shall be open;access hatches to conditioned crawl spaces and conditioned attics shall be opened;doors connecting to uncoditioned spaces shall be <br /> �,. <br /> �losed but not sealed;Exterior opening for continuous operafion venHlation system and heat recovery ventilatiors shall be closed and sealed. <br /> _ ���rtify.that these air leakage results are accurate and determined using standard blower door testin ` <br /> =_1 Com�any name: Pacific B ilding Sp 'altie . 9 protocoL <br /> ,,� Technician:��",--�� )�� rY� <br /> ` T�chnician Signature: %��.. <br /> Date: [���,--/� Phone: (253)445 9660 <br /> � 'r . <br />