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All whole house ventilation requirements os determined by 0.5 I <br /> Sectian M I508 af Ihc Wnshington Sinre Residential Codc <br /> shnll be met wilh n heat recovcry ventilalion system in <br /> accordnnce wiih Section M 1508.7 of Ihm CoJe. <br /> 4b ADDITIONAL AIR LEAKAGE CONTROL AND <br /> EFFICIENT VENTILATION: <br /> finvelope lenkage rcJuccd�o SI.A af 0.0001 S building 1 <br /> ■nd <br /> All whole housc vcr:ilalinn rc<uircments as detennined b <br /> Sa EFFICIENT WATER HEATINC:� <br /> Wnler hen�ing syslem shnll include one of ihe fallowing: <br /> Gas,propnne or oil wnter henlcr wilh e minimum f•.P of 0.62. <br /> or <br /> I:lectric Wntcr I Icntcr wilh a minimmn fil'of.9J. O.5 <br /> and for botd c�ees <br /> All showerheaJ�md kitchen sink fnucets instnlled in tlie <br /> house shnll mcct be ratcd at 1.75 GPM or Icss. All olher <br /> Invntory fimcc�s shnll bc ra1eJ nt I D<�PM or Icss.= <br /> 5h HIGH EFFICIF.NCY WATER HEATING:� <br /> Wnlcn c�ating sys�em shnll includc onc ul thc fullowing: <br /> o,s, n��,�anc or oil walcn c�atcr wi�h n minimum fiF of 0.82. <br /> o� <br /> Solar walcn c�ating supplcmcnting n minimum stnnJnrd wntcr <br /> hceter. tiolar wmer hr,ning will provide n mted minimum 1.5 <br /> s;rvings of RS thcnns or 2000 kWh bnsed on thc Solnr Rnling <br /> nnJ Ccrliticnlirni Corpnrntion(SRCC)Annunl Pcrfommnce <br /> of Q(i-J00 Certilied Solnr Wnter I len�ing Syslems. <br /> or <br /> I:Iecvic hcal um wnten c�mer with a minimum GF o(2.0. <br /> 6 SMALL DWELLING UNIT 1? <br /> Uwclling units Icss Ihnn I500 syunre fee� in Iloor nrcn with ' <br /> Icxs thnn 300 syuarc icrt of window.+Joor nrca. AdJitions <br /> tu csis�ing builJing dmi nrc Icss�hnn 750 syunrc fect of <br /> henicd floor nrcn. <br /> 7 LARGF.DWELLING UNIT 1:� <br /> Uwelling uni�s esceeding 5000 syunre feet of flnor orea shall _1 <br /> hc��ssessed a deduction fur purposes o(complying with <br /> Sccliun 9111 uf Ihis Cudc. <br /> g RF.NEWABLE ELF.CTRIC ENERGY: <br /> Pur e��cli 1200 k Wh of clectricnl generation provideJ <br /> nnnually by on•site wind or suliv cyuipmenl n 0.5 creJit shall <br /> he nllowed,up to J crcdits. Genera�ion shnll be cnlculnted as <br /> ti�lloas: <br /> Por sulur ekctric sys�ems,�he design shnll he Jemonslmted�o <br /> mce�this reyuinment using�he Nntiannl Rcncwnble fncrgy <br /> Lnhoratory cnlculnior PV WA7 I's. Documenlation no�ing O.S <br /> sulnr access shnll he incluJed on ihe plans, <br /> for wind genera�ion projecls dcsigns shall documenl nnnual <br /> power genern�ion bnsed on the (ollowing(uctors: <br /> i �' � <br /> WSEC Prescriptive Worksheet(2010 Edition) WSUEPIO-010 Copyright 2070 <br />