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I322.I]04 RESIDEl�77AL ENERGY CODE 3q <br /> 4UOl-4SOa 12Wb0 ]35l68 ]50175 165183 180t90 195J98 <br /> 45D1-S000 I30/65 14S173 16080 l75/88 19Q/95 205/l03 <br /> 5001-550� l40!?0 � 155178 ]7N83 I851�3 2Q0llQ 2151108 <br /> SSO1-60at1= 1SW75 165J83 18QJ9D 195198 2l0/105 2Z51113 <br /> � Conditione�i space includes the bas��ment. <br /> 'lf conditioned space exc�eds 6QQQ sq. fl. ot the�ar�mose ths�n 6�rooms,u�e Egttttion ]]-] fram <br /> Section N1104.Z to calcnlate total ventilation rafe. <br /> N1104.3 Yen�ilation ayatere reqniremenis. The mechanic�l ventilation systcro shaU be or� of <br /> �types: exhansl according to Sa:tion Nl]04.3.I;halanced.�rsd NR,VIERV aecording to 5eclion <br /> ]V}104.3.2;ar ot}�sr melhod eccarding to Section N 1104.33. <br /> N1104.3.1 Ezhsos!systems. feas used to comply with the contintrous ventilation par�of the <br /> mecbaniceJ vtnh7ation systEm shall; <br /> l.meet fhe minimum¢antirsnaus ventilation rate in Sectiod N l 144.2.1 at 1he pnint uf discharge; <br /> 2. be designed and certified by the equipment manufacturer as ea�bte of c,nr�tirro�t�operatien <br /> at the rated cfm; <br /> , 3. ha�e a mai►timum i.0�au�e per NVI Standsrd 9l5 far surfa�mQunt�fans; <br /> 4, be permi�tted to use a requued avercunent proteetian device es a diseormect pet the Nationa� <br /> Electric Cede,incorpa�aied by referrnce in Mim�sota Rules,cbapter 1315;aRd <br /> 5. aomply witb 1he Minnes�tta Meeberocal Cade�chapter I346,which may requ3re additianal <br /> make-up air. <br /> Fans used to comply with the intelmittenl venglaiian part af the mechaniml ven�itatinn syslean shaD have <br /> a maximum 2,5 sone per NVl Stand�d 915. <br /> N]lQ4.3.Z Belapced�and HRV/ERV systems. A heat ree.rovery ventilaiar(HRV) or energy <br /> reecavery verstilat�(ERV)shall mtet eithar. <br /> l. the rec�uuements of H VI Standard 420,7Z hours minus]3 degrees Fehranheit cald v�reather <br /> test:or <br /> �. cen�t9ed by a register�d professional engineer and installed per manufacturer's i�tatlation <br /> instroetiarts. <br /> An HRV or ERV iriterr�to camply with both the continuous and toial ventilgtion rate re�uiremants shal] <br /> meet the rated design capaciry ot the contirntous ventilatian rste in Sectian N 11tkA2.1 under low capacity <br /> and m�f the toial vet�tiTation raie in Sectian i�Tl 104.2.2 w�de,r high capacity. <br /> Exception: 77te bela�ced�end HRdtERV syst�m msy inciude exhausl fa�to�aeet ti�e uiterm;ltent <br /> veniilation rate, Surt�c��aunted faa�s}�atl ha�e a maximum 2.5�nes par HVI Standard g15. <br /> N]104.3.3 Ot6er methocls. Aay mechanic�al ventilatia� synem a�sisting of exhavst fans� <br /> supply fens, ar a�ambination ef bo�, c�mp]ying with Se�tion N11D4, sha11 �allowed. A <br /> mechanic�l venli7alioa syslem speci�ca]Iy iderriifiad in S�tion N 1104.3.1 ar N]104,3.2 shell not <br /> �onflicl with Sections Nl l 04.3.1 and Nl 7 Q4.3.2. For ihe p�of this section,the delivered <br /> Capyrlgkt CZ009 bp tbe Re�isar of Stemtcs,Sta�af Minotse�, A1]Ri�ht�Resernd, <br />