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' � � RECEIVED <br /> � AUG � 1 ��015 <br /> Makeup Air Opening Table for New and Existing Owelling C�N OF ORONO I <br /> 'fable 501.3.2 I <br /> 1 <br /> �e or multlple power One or mulNple fan- One atmospherinlly Multlpte atmospherlcally <br /> vent,direct vent ap• auisted appliances and • vented gas a otl ap• vented gas or oii ap- oucc di• <br /> ppances,o�no combus- power vent or direct pllance w o�solid fuel paa�s w sotld fuel ameter <br /> tbn appllanus vent appliances appllance appliances � <br /> Column A Column B Column C Column 0 � <br /> Passhre openln6 1--36 3=22 1-15 x—g 3 <br /> PauHeopening 37-66 23-4A 16-28 1p-17 4 ' <br /> Yauiveopenlr� 67-109 42-66 29-46 18-28 g <br /> Passlve openlr�g 190-163 67�100 47—69 Z9—A2 6 <br /> Passlveopeni 164-232 !OS-143 70-99 43-61 7 <br /> PassNeopeNn 233-317 144-195 300-135 6Z_g3 8 <br /> Pa��W��„8 318-419 196-258 136-179 84-130 <br /> w/motorized dam er 9 <br /> Passhreopenirig 4Z0-539 259-332 180-23p 211-142 10 <br /> w/motori:ed dam er <br /> Passiveopeni�g 540-679 333-419 231-290 143-179 1� <br /> w/motori:ed dam er <br /> Powered makeu alr >679 >419 >290 >179 • Nq <br /> Notes: <br /> A. M equtvalent length of 100 feet of round smaoth metal duct is assumed.Subtract 40 feet for the exte�ior hood and ten feet for each 90.degree elbow to <br /> determine the remalning length of strelght c�ct albwab�e. <br /> e• Il Hexible duct Is used,tnuease the duct diameter by one lnch.Flexlbie duct shall be stretched�th minimat sagc,Compresud dud shall not be aaepted. <br /> C• earometric d�mpers are prohlbfted in pauNe mekeup alr openings when airy atmospheriwfly vented apppance Is Instalfed, <br /> 0. Powered makeup air sholl be electritally lnterbcked With the largest exhaust rystem. <br /> . • . � <br /> $@CtIOtiS� � <br /> Combustlon air . <br /> Not req ulred per mechankal code(No atmosphe�k or power vented appllances) <br /> Passive(see IFGC Appendix E,Worksheet E•1) st:e and rype <br /> Other,desaibe: <br /> fxp/anat/on-!f no armospheric or power vented appllances are installed,check the approprlate bow not requlred, Ija power vented <br /> or atmospherlcapy vented apppance Inslalled,use IFGCAppendix E,Worksheet E-1(see befow). Pleose enter slze and type. Combus- � <br /> tlon a!r vent supplles must commun)cate wRh ihe uppllance or applipnces that requlre the combustlon air. � <br /> Sectlon f calculatJons follow on the next 2 pages. � <br /> , � <br /> I <br /> i <br /> Page 4 of 6 <br />