Laserfiche WebLink
, <br /> , . ' . <br /> I322.1I04 RESIDENT3AL ENERGY CbDE 3� <br /> 4GQ1-45(}0 }24/60 135i68 ISOi75 l65/83 l$Oi9Q I95/98 <br /> 4501-5Q00 130t65 145/73 16Q?80 175�'$8 190195 205/lQ3 <br /> SOOI-SS�U 140t70 155/78 170t85 l 85193 2t}O!l U0 215/]08 <br /> SSt�i-6C100z 15a175 165183 180190 19519$ 10114 224JT13 <br /> ' Conditicaned spa�e includes ihe basement. <br /> � 1f conditioned space�,xceeds S(}t3Q sq. ft. ar there are mor�than 6 bedrvoms, use Equation II-� #'rom <br /> Section Nl I(?4.2 to ca7cc�Iat�tt�tal ventilation rate. <br /> N1104.3 Ventilation s�st�m req�irements. The mechanical ventilatian system shall he t�ne c�f <br /> three types: exhaust�cccsrt�ing tt� Se�tian T�J It}4.3.t; baIanced, and }iRV;'ZRV accordirsg to Sect��n <br /> ?`'l 104.3.2; or ott�er methad accc�rding tc�Section N I 10�#.3.3. <br /> N1104.3,1 Exhaasi syst�r�s. �'a�s �sed to comply with the cantinuous ventil�tiQn part af the <br /> mechanical ventilation s}siern shall: <br /> I. meet thc minirt�um cantinucsus ventilat�on rat�i�S�ction rI�I Q4.2.l at ihe point cf di�charg�; <br /> 2. be desi2ned and cenified by the equi�ment inanufacturer as capab�e of continuous operatian <br /> at zh�rated cfin; <br /> 3. have a m�xisnvm l.Q sone per HV 1 Siandard �l S fos surface mc�unted fans; <br /> 4. be permitted to use a required overcurrent protectian d��+ie�as a discnnnect per the National <br /> Eiecttic Cc�de, incorporated by reference in Minneso�a Ru�es,cha�ter 13�5;and <br /> 5. cc�mply w'sth ihe,'vlinnesota Mechanica3 C'ode, chagter 134b, which may require additional <br /> rrs�ke-tip air. <br /> �ans used it�campt} ��iih the intermittent ventilafit�n part eaf ihe�nechaT��cal ��entilation sy�tem shall have <br /> a rr�axin�um 2.5 sone per}-jt'1 Standard 9!5. <br /> �iJ104.3.Z $slanced, a�ei HRVIER�' systems. A heat recovery ventildtor (HRV) ar ener�y <br /> recoier}� v��:tiJatar{EI�V� shall meet either� <br /> 1. the rec�usr�rr3ents of��t'1 Stantiard 9�Q. 7� haurs minus J 3 de�rees Fahreriheit cc�ld w�ather <br /> test; or <br /> 2. cenifierl b}° a registere�i praf�ssional engineer and i»s�a)led per manufacturer°s in;�taliaticjn <br /> i�tistruCti0tls. <br /> An�iRV or ERV iritenti�d to campl��u�ith t�ath the cantinuous and total ventilatian rate requirements sha11 <br /> rneek tt�e rat�d de�i�n �apacit}= af the ccsntinuous v�ntilation rate in S'ectian NI tf}4.2.i und�r lnw capacity <br /> and meet ttse toi�l ventilation rat� in Section I�;t 1Q4.2.2 und�e high capacit}�. <br /> �xc�e�tion: The balanced, and �-3RV;ERV systern may include exhaust fans 10 meet the intermittent <br /> veratil�ti�n raie. Surface mounted fans shaJl have a ma�:imum 2,S sanes per HVI Standard 9l S. <br /> ;"V�1t}4�3.3 C)tl�er r��ethods. Any mechanic�l wentil�tic�n sy�stGm �ansisting of exhaust fans, <br /> sup�s3y far<s, ar a cambination of t�oth, comp]}�in� «rith Scct:i�an :�T1304, shatl be allowed. A <br /> ��chanz�ai veniilation system specifically identifaed in Sectian NI 1£34.3.1 or'�I1 I04.3.2 sha11 not <br /> ctan�ict with.Sections�1 I��1.3.1 and ;�l J l Q4.3.k. FQr tl�e pt�rpt�ses o�"this section,the delivered <br /> Cop}ri�;hi�2fl{�9 by�the Revis�r of Statutes. StaCe of Minnespta_ A11 Rights Rcservcd. <br />