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. _._ <br /> __.._ <br /> - <br /> ---- <br /> ---- -- <br /> ----�--'--.......____.__ . . 1JL�-lA- <br /> — IC�V 1D V It <br /> � , . <br /> corztinuous may have automatic cyclinD controls providiz:.g the averaDe flo1''✓ rate <br /> for each hour meetin;the requirerments af Section N110�.2.1. <br /> ���'ZS L�;,r� �v-� Equation 11-2: ; <br /> = total�ventilation rate/2 <br /> Continuous ventilation (cfm) � <br /> N11�4.2.I.1 Ventilation rate. The continuous venrilatian system sha11 be <br /> balanced in�accordance with �ection N1104.4.2. <br /> Exception: If the local ventilation req�irements accordin�to IRC Secfion R303.3 are <br /> bein� met by the continuous vantilat o�n��e uired bySectZopN1104.2peraring at a <br /> rate not more than 100 percent areate �h q <br /> N1104:2.2 Interzn itteint ventilati n. The differerice befcueen the total ventilation <br /> rate and the continuous ventilatio rate shall be based on flow rates:as desiaried <br /> or as installed: . <br /> Table'Nl 104.2 <br /> Total and Continuous �Ventilation Rates {in cfm) <br /> N�mber of Bedrooms <br /> 1 <br /> 2 E 3 4 5 62 <br /> ; <br /> Conditioned <br /> s ace1 (in sq. Totai/ TotaU Tot�l/ Total/ TotaU Totall. <br /> P <br /> ft.} Continuous Continuous Co�tmuous Continuous Continuo�s Continuous <br /> 1000-1500 60/40 75/40 �90/��5 10�/53 120/60 135/68 <br /> 1501-�OQO 70/40 85/43 lOt�/50 115/58 130/65 145/73 <br /> 2001-2500 80/40 95/48 11C�/55 125/63 140/7fl 155/78 <br /> 2501-3400' 90I45 105/53 12Q/60 135/68 150l75 165/8g <br /> 3001-3500 100/50 115/58 -;13(�/65 1:45/73 160/84 175/8. <br /> 3501-4Q00 IT0/5� 125/63 ~ 14(�/70 � 155/78 170/85 185/9S <br /> 4001-4500 120/6� 135/68 15C�/75 165�83 190/90 205/103 <br /> 4501-500� 130/65 145/73 I6C�l80 175/88 <br /> 5001-5500 140/74 I55/78 17 /85 185/93 204/100 215/108 <br /> 5501-6000' 150/75 165/83 18�J90 195/98 21�/105 225/113 <br /> 1 Conditioned space includes the basement� <br /> 2 If�conditioned_space,exceeds 6000 sq: }ft. or fihere are more fihan 6 bedrooms, use <br /> Equation 11-1 from Section Nl 104.2 to calculate total ventilation rate. <br /> , <br /> ; <br /> �P��t�2009 by the Revisor of Stat�tes,State of Minnesota.Al]Righ[s Raserved. <br /> � <br /> � <br /> � �f <br /> � <br />