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� �r._ <br /> � <br /> Oirections-In order to determine�he mukeup uir,Tabte 503.�.1 must be fr(1ed out(see 6ebwJ. Far most new insi�llotlons,column <br /> A wfll be oppropriate,hoyvever,if�mospherically vented apnliances orsalid fuei applian[es ore lnstalled,use ihe appropriate <br /> column.Fvr existfng riwellings,sde tMC 503.4.3. Fteose note,if the makevp air quantity is negotive,no additinnol makeup air will <br /> he required for ventilation,if the�{olere is positive refer�o Table 502.3�nnd size the opening_ TrDttSfet the Cfm,size of opening ond <br /> iype(round,recFangular,fle�or rigidJ to ihe fast tine of sz[iron D. The malce-up airsupply must be instaJled per 1����� <br /> 1 Table�01.�.1 <br /> 7 <br /> PROCEDURETO'DETERMINE A/lAKEUP AlR QUANIII'FOR EXHAUSi EQUIPMENT 1fV D�AiELLI�G�.n, OF ORO O <br /> (Add�t dustion air wiA be required for combustfon a pdances,see KAfR method for mkvlatlons) <br /> One or muFG�le po�et One ar mWGplefan- Oneatmosphericallyvetrt iV1uHiPte ab�Ospheti��W <br /> � �en:or direct ve,-t: as�isted app�iances and p,a5 0�oil ap(�iance or veoted gas or oii <br /> $PP�;ances or no paverve�or deect�ent one sofid iuel apP��nc2 appitsnces or sond fud <br /> ! [orttbu5[lon�ppitances apptiancas a���� <br /> ' Column C ���� <br /> Column A Ca�WTft13 <br /> I.Use the appropriabe catumn to <br /> esdmate house fnfiitration 0_15 0.09 0.06 0.03 <br /> Ia)oressure faC.or <br /> . (cfm/s�1 <br /> � b�conditbned fbora2a{s�(induaiAg �O��` <br /> unfinished basemzntr) <br /> � Esiimated liouse Infiltration(cfm):[la ��Q� <br /> x 15] O <br /> i.E�+aust Capzctty <br /> a)tonUnuous exhaus�-aMy�venrifa�on /� <br /> systam(um};(notapplicab{eto <br /> baWnced�encilacion r,stems suc6 es <br /> HR1q 135 <br /> cj ctoth�dnrer(cm) �5 135 135 <br /> c180%of largest extwust rating ttfrt►): ' C�'�p <br /> Kitdien hood Lypi�fiy � <br /> {not applice6le if recirculating sysi�n ' <br /> or ig poerlertd makeup atr is etectricary �� <br /> in�rioct�ed and match�D exha <br /> d1804L or next lar8est exhaust ratin8 <br /> (�m); battt fan tYP���Y PlOt <br /> � (i►ot applirable ii reCrculaYmg sys�m APPlicable <br /> or rt po�vered matoeuo air is electrimUy <br /> inte+iock�and ma'tch�to exha��1 <br /> Toral Exhaust Capactty(cFm): ��S <br /> [2e�26+?c+2d] <br /> 3.Nfakeup Air Quantity fcfml <br /> a)total exhaust tapxi:Y lfrom above) �� '� <br /> 6)escimated fiouse infiltration(�rom � <br /> above) <br /> 1Aakeup Rir QuanLity(cfm); <br /> [3a-3b� � ��� <br /> (if value is negative,ne_makeup air is <br /> needed) <br /> $,Fpi'rtlakEup Air Op2ning Siziny� � �/A� <br /> refi��o�able 5d]»4.2 ����'' <br /> A. 11SN IfAS LOIUi11I1 Ifi th2lE 8f2 OL�IEi tfllft'fdil-SsSis[Ld Of OtmOsphetiCBUy ven#ed gas oroit apptia�e or if there are no combusnoo appw..�eg_(powe�.K.,c aod <br /> dire�uer�appl�ncesmaYbe used•l <br /> B_ u�this column if there is one ian-as�appiiar►ea p�r venUng syst�m.�ADP�an[es otherthan atmosQherirally ver�ted a�f�'sotW�appua�oce-�Ud2�.) <br /> G US�this Cotumn if there�s o�re am�osPhe�et�v�ced(��g�ofan-assi,sted���w oa Z�m��or i�thQre are atmosPherically vent�tl gas or oa <br /> D. Use this oofumn ifithere are mutc�oie apmosp �Y <br /> appYiances and sol'u1 fuei appliar� <br /> c�Buiiding�SafetYPoiicieslnformad�\��t\2��Ventl+Aa3cupCombAi+Cals2�ib-doa <br /> Page 3 of 6 <br />