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� _ ��r�rtit No. <br /> � __...... <br /> _ <br /> , <br /> __ <br /> _ <br /> __ - <br /> , ., ____ <br /> � -. <br /> .r. �r� - <br /> � . <. . �, <br /> � _ Heat source OTHER (gas oil, propane heat pumps), Zone 1, � <br /> _ _..�. __ , <br /> .........._..._......._..._............_..........._ ___......__.____..�__._....._�.. � <br /> /nstructions ....._.._..._..._..:_......__, <br /> rnPoa�� ��iy i, i�si <br /> Overvlew The Chapter 5 Approach aliows any combinalion of building envelopa components as long as the <br /> collective heat loss doesn't exceed a maximum dmit cstablished by code. The calculaGons on the lower pa� ol Ihis <br /> page may be ignored if below grade wall insulation will either be R19 on the fnterior or R10 exterior, or il the <br /> basemenl will not be a habitable space and unheated, and the floor above is insulated. <br /> Pe6e 2, Bese Case Dwelling CelCulation Compute areas using outer suAacos lor walls, ceilings (less skylights), <br /> and floors. Use the rough Iramed opening areas lor doors. The glazing area is derived by mulUplying y �nstant <br /> value (.15) by ihe sum ol the conditlonetl iloor areas(Don't inciude unheated altached garages, etc). <br /> Page 2, Proposed DweIIInA Calculatlon Compule areas using outer surtaces lor walls, cefl:ngs, and iloors. Use the <br /> rough Iramed open(ng areas for doorc and glaz(ng. Since Ihere are only four bozes on the lorm lor giazing,combine <br /> ihe areas ol unils with Ihe same Uo value Inlo a sinc�le enlry. WSEC, Chapler 10, default values must be used(or all <br /> walls, ceilings, Iloors, un(ested docrs/glazing, and �o determine below-c�rade walVslab UA, <br /> The Proposeq Dweiling complys II the the Proposed UA do2sn'1 exceed the Base Case UA. <br /> Transfer well, colllnp, floor, glazing, nnd door values {F� and U) to ttie Check Ilst. <br /> --- ----— <br /> �-__...__.._._ _ .._._,. <br /> _ _ ._. .__ <br /> __ _ _ __ <br /> Method A (below-grade wall/slab heat-loss tradeofls) <br /> _.. .. .._. __ .. . <br /> 1. For each wall that dillers m deplh, periorm s� separ3fe calc.ulation usin�j Sleps 2 & 3. Sum the totals. <br /> 2. Deiermine wall arQ�fro m Ihe slab s�da^o to the op ol th� mutl ill, F.xcl icfo d or and glazing areas and Insert <br /> ihem into Qie designated boxes be ow�or both E�ase case and ��ropos<;c}Iie�U�Oss. <br /> 3. F'iudl(he ��coprPs�ao dirdewa1s��n 7abIQ 1 and inseh Ih� corre�pondin{7 wall values into Ihe [3ase case box!es). <br /> M I p y p c� II U-valua by Uie area denved in tep 1F1. <br /> 4. h?ea&ure 'he�erim fer dislance in iinQar feef tor eoch �lab Undgr a II wiUi o dilferenf Table 1 depth. Insert the <br /> s ab F-va ue rotr, ��[i�� � �o��espontling to each wali �isted m Slep��. <br /> BASE CASE HEATLOSS -.- <br /> B.G. wall N1 (FI2) x U_ = Table 1 (E3elnw c�rade wallislabs) <br /> B.G. slab #1 (L. Ft) x �-_ � <br /> lt�su/ated.ltllpJlo�wg// values <br /> 9.G. wall #2 (F12) x U_ � <br /> �.G. slab #2 ---------- 2' depih: walls U.043 <br /> (L. FI) x F_ = slab <br /> F.69 <br /> TOTA�COLUMN ..� -- 3.5'depih: walls U.041 <br /> slab f.64 <br /> PROPOSED HEATLOSS �'dePlh: walls U.o37 <br /> Use Chapter 10, page 131, U 8 F-values for ihis calculation slab �,r,� <br /> and the same BASE CASE area/L. It, measurements. �nsulafe�extetlo[ivall <br /> B.G. wall #t � (Ft2) x U_ = 2'deplh: walls U.070 <br /> D.G. slab N1 -- slab F.60 <br /> (L. Ft) x F__ _ :1.5'depth: walls U.064 <br /> D.G. walt #2 (Ft2) x U_ c - s/ab <br /> F.57 <br /> 7'depth: walls U.OSf <br /> �,G. slab N2 (L. FI) x F__ - - <br /> slab F,qz <br /> `�•��.j,J1yM��"`'�u���'°i -- ('�np�h'indicalos Ihe total cuncrotn wnll Anpih <br /> (�a�C 1 .. TOTAL COLUMN includlnr� not more Ihan G ol abovn yr:id„ <br />