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Home My WebLink AboutCALCULATIONSI SUMMER CALCULATIONS CLIMATE ZONES A 6 2 I BASE I BASE GLASS EAx SUMMER = SUMMER ARREA PT. MULT. POINTS 20 47. SLP y L 104.1 n I .,.., ,. ; 0. o, 2 oCLEAR SINGLE -PANE DOUBLE -PANE ISUMMER AS -BUILT AREA GLASSx SUMMER POINT MULT. OR SUMMER POINT MULT. x OVERHANG= GLASS TINT' CLEAR TINT' FACTOR 198UM. N O 51.0 51 5 478 43.5 NE 772 766 71 7 63.4 E 109.2 1071 1020SE 87.3 _ 112.9_-_ 1103 _ 983 _ 107_t 766 104.1 . __- - -. 909 __104:1 -_1020 717 _ .89.4 _78.8 __. 87.3 —112.9_..-1103.-._.. _l092_ O INW 772 _ 63.4 H' 367.7 337 3246 2381 13033 SCAN RIf COND. TOTAL BASE BASE ADJUSTED .15 x 11 FLOOR + GLASS = ADJUST. x GLASS = GLASS COMPONENT DESCRIPTION BASE SUMMER = BASE AREA x POINT MULT. POINTS XTEROR Vz C)9 1.0 I v AS -BUILT GLASS v COMPONENT DESCRIPTION SUMMER AS -BUILT ' AREA x POINT MULT. = SUMMER (9C THRU 9G POINTS 1 _ 19fo EXTERIOR I ADJACENT 1 1.6 — — I i r n = p UNDER ATTIC OR SIMILE 'ASSEMBLY 14G A .6 A D vBASE CEILING AREA EOUALS FLOOR AREA DIRECTLY UNDER CEILING AS -BUILT CEILING AREA EOUALS ACTUAL CEILING SQUARE FOOTAGE t r II,I RAISED AREA _1 4 — _ ed F R - N GRA USE PERIMETER LENGTH AROUND CONDITIONED FLOOR FOR RAISED FLOORS USE AREA OVER UNCONDITIONED SPACE. I r r USE TOTAL FLOOR AREA OF CONDITIONED SPACE I TOTAL COMPONENT I BASE SUMMER POINTS 15 TOTAL CEMPONENT AS -BUILT SUMMER POINTS T — BASE COOLING TOTAL BASE BASE TOTAL AS -BUILT AS -BUILT AS -BUILT AS -BUILT COOLING • SYSTEM SYSTEM x SUMMER = MULTIPLIER P.O7INTS COOLING AS -BUILT x DM T 9H x CSM x 9K CCM 9. = COOLING . 3Z I'3o Ll 'l Z 9 195 1.14 - . 64P 9731 I HOTI NUMBER OF x BASE HOT WATER = BASE HOT WATER AS -BUILT NUMBER HOT WATER OF AS -BUILT x HWM x AS -BUILT HWCM AS -BUILT = HOT WATER WATER BEDROOMS MULTIPLIER POINTS SYSTEMDESC, BEDROOMS 9M 9N SYSTEM 3 3527 D S g E L• !H = Horizontal Glass (Skylights) ?For glass with known Shading Coellicient, see section 903 2(a). Tinl Multipliers may be used for glass with solar screens, lilm, or lint. i SUMMER POINT MULTIPLIERS (SPM) SO SUMMER OVERHANG FACTORS (SOF) For single and double pane glass. CLIMATE ZONES 4 5 6 ON RATIO 1 .0-.11 .12-.17 .18-.26 27- 35 36-.46 .47-.57 58- 70 71 - 83 .84-1 18 1.19-1.72 1.73-2.73 2.74+ N 1.0 .94• .91 .87 83 .79 .75 .72 .69 .62 .56 .50 me L) NE/NW 1.0 .94 .91 _ .85 79_ .72 _.68 _64 55 _63_ .58 .49 .58 .50 .40 .36 EIW 1.0 .95 .92_ .85 - i.81 -_- 78_ .72 .70 - .62 .52 .42 .33 .26 SE/SW 1.0 .93 90 .42 .33 .27 .22 S 1.0 1 .91 1 87 .77 .67 .57 .50 .45 .39 .32 .28 OHLENGTH ' oil. I 1 It. I 1Y: II 1 211 1 311. 1 31611 1 4W II 1 5Yr 11, 61111. t-,914 If. 14 R. .25 20 N.+ ' To select by Overhang Lengin no pan of glass shall be nve inan 8 It below the ovemanq OVERHANG RATIO = OH LENGTH H HEI H T H L H a� H I I 9C. ,.W6". SUMMER POINT MULTIPL),I;RS (SPM) FRAME CONCRETE BLOCK' INT. INSULATION EXT. INSUL. NORMAL WT. NOR. WT FACE BRICK LOG WOOD STEEL R•VALUE WOOD FR &VALUE I EXT ADJ EXT ADJ 0. 6.9 2.9 6 INCH o • 6.9 1 64 2.2 8.9 29 R•VALUE EXT ADJ EXT 7. 10 9 .6 R•VALUE EXT 7.10.9 I 23 8 41 13 0. 29 25 9 25 11.189 4 0. 2.9 1.7 11.12.9 1.9 .7 30 1.0 3. 49 14 .7 7 19.259 .2 3. 6.9 1.1 13.1e9 2e o9 5. 69 10 6 .3 26dU 1 73U .8 19.25.9 �1.7s .3 1�2 4 08 7- 10 9 8 4 1 R•VALUE BLOCK I INCH 2 13 04 11 -• 18 9 .4 3 0 0• 29 10 R•VALUE I EXT 19.25.9 2 2 3. 6.9 .6 0.2.9 1.0 268Up .1 1 :;.:.:':::; 1. 9.9 .4 3.6.9 .8 108U .2 7au .7 i 90 DOOR SUMMER POINT MULTIPLIERS (SPMI a 9F FLOOR SUAMIER POINT MULTIPLIERS ISPM1 I DOOR TYPE EXTERIOR ADJACENT I WOOD 7.2 2 4 INSULATED 1 4.8 1.6 9E CEILING SUMMER POINT MULTIPLIERS (SPMI UNDER ATTIC SINGLE ASSEMBLY CON RETE DECK ROOF CEILING TYPE R-VALUE SPM R-VALUE SPM 19 - 21.9 1.1 10 -10 9 3.0 R•VALUE DR PPED EXPO E 2 •25. .9 _11.129 2.7. 10.13.9 3.3 26 - 29.9 7 13 - 18 9 2.4 14 - 20.9 2.0 2.1 30 . 37.9 .6 19 . 259 1.8 21 3 U ..4 1.3 U .4 1 SLAB,ON-(iRADE RAISED CONCRETE RAISED WOOD POST OR PIER STEM WALL WI UNDER CONSTRUCTION FLOOR INSULATION ADJACENT E PR-VALUF I - .9 0-2.9 -1.0 0. 6 9 - 1. -4. -1.7 7.109 -11 - 1 - 1.7 -6.9 -1.7 II.189 -10 -2.2 1. - 19&Up - 9 -18 1. 9G INFILTRATIION SUMMER POINT MULTIPLIERS MlFILTR�TION PRACTICE SPM (Sie T" 9P) PRACTICE ;# 1 13.8 PRACTICE* 2 10.9 PRACTICE P 3 7,6 SPM) i9H DUCT MULTIPLIERS (DM) R-VALUE With Retum Air Duct W/O Rol Air Du 4.2 - 4.9 1.14 1.10 5.0 -6.6 1.12 1.08 6.7 8 Up 1.09 1.06 DUCTS IN CONDITIONED SPACE 1.00 1.00 'For multipliers for other types of concrete block construclion see section 903.2 (b). 'For multipliersitor other types of raised wood assemblies see' section 903 2 (e) 1 WINTER_ CALCULATIONS e 1,5 1 GLASS xIBASE WINTERI BASE POINT = WINTER r �REA MULTIPLIER1 POINTS O 5.62 Lu GLASS I SINGLE -PANE OH DOUBLE -PANE WINTER AS -BUILT AREA WINTER POINT MULT. WINTER POINT MOLT. x OVERHANG = GLASS LEAR TINT' CLEAR TINT' FACTOR 98 WIN. JIZ L -96 96 5.6 6.1 Z o J 74 73 3.5 4.2 - 22 - 20 =56 _ - 3.6 - 03 __ 9.7.—_ -10.4 > =109 -10_2 --134 -140 -11.0 —14 ;10 3._. _ 9 7 — ----� — 73— _ =13 4...- -= .6 _ 10_ - 3• V — ? 2— - W 7.4 _ 35 4. J' -32.1 -280 -27.0 - -21.5 I I COND. I TOTAL BASE 4 BASE ADJUSTED .15 x I FLOOR + GLASS = ADJUST x f GLASS = GLASS COMPONENT DESCRIPTION AREA x BASE WINTER POINT MULT. BASE WINTER POINTS EX R 1.1 I I a UNDER A = OR SING 0 SLAB I PERIM FUSED AREA AREA COMPONENT DESCRIPTION WINTER AS -BUILT AREA x POINT MULT. = WINTER 9C THRU 9G PPINT 0 0 -- 4� � t t IRECTLY UNDER CEILING AS -BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE - - '�— )TH AROUND CONDITIONED FLOOR FOR RAISED FLOURS USE AREA OVER UNCONDITIONED SPACE. rE _ USE TOTAL FLOOR AREA OF CONDITIONED SPACE'J—`— i t TOTAL COMPONENT AS-BVILT WINTER POINTS BASE HEATING TOTAL BASE BASE AS -BUILT AS -BUILT AS -BUILT AS•BUILT HEJITIN(i SY6TEM x WINTER ° HEATING BUILT x DMx HSM x HCM = HEATING SYSTEM MULTIPLIER POINTS FATS- WliqTAL 9� 9J1.1a Poo G►993 9 %2 55 �. I I.o 1., a BASE BASE BASE TOTAL AS -BUILT AS -BUILT AS -BUILT TOTAL COOLING + HEATING t POINTS HOT WATER BASE COOLING + HEATING + HOT WATER = AS -BUILT POINTS POINTS POINTS POINTS POINTS POINTS POINTS b `19�1Z r P.2 Ent on P.1 From P.2 Fr P. r 14 6 1� 30 97 31 �23��- 10233 3233g 'H - Horizontal Glass (Skylights) �Fnr nhae —i16 L,—.n J...d:.... 98 WINTER OVERHANG FACTORS (WOF) P I T G' WINTER POINT MULTIPLIENS (WPM) I CLIMATE ZONES 4 5 6 HRATIO .0-.11 1 .12-.17 1 .18-.26 27-35 36- 46 1 47-51 58-70 71-.83 .84-1.1B 119-1.72 1.7 - .7 .74+ 1 SINGLE PANE GLASS N 1 1.0 l U3 _ l U5 1.10 _L (lit 1.151 I to 120 _ 1 13 1.25 _ 1 15 1.30 1 18 1.35 ._ 1.20 _ 139 124 1.29 1.34 NE/NW 1 1.0 _ 1.07. _1.50 1.59 1.67 1 a E/W 1 1.0 .71 .57 .191 - 20 - 65 -1.05 -1.48 =2.03 --3.01 -4.06 -5.04 ; SE/SW 1 1.0 .93 .90 80 j . .54 .39 .22 05 - .33 -.71 -1.01 m S 1.0 .95 .92 831 1 _68 .70 .54 1 36 13 -.13 -.70 - .98 -1-09 j i DOUBLE PANE GLASS N 1 N 1.0 1.05 1.07 1.11 1 1.14 1.18 1.21 124 1.28 1.34 1.40 1.47 1 NE/NW! 1.0 1.11 1.16 1.241 1.32 1.41 1.48 156 163 1.60 1.94 2.08 1 1 E/W 1.0 .88 .82 .661 50 .31 15 -- '03 26 - .66 -1.10 -1.50 1 SE/SWI 1.0 .95 .92 .851 .76 65 .54 .41 .28 -.01 1 -.30 -.52 1 S 1.0 .96 .94 871 78 65 51 .33 13 -.30 -. 1 -.60 OH LENGTH • 011. 1 1 If. I 114 II. 1 2 11, I 1 311 315 It 01 It 1 51} II 6'i II. 912 It. 1411. 20 il.+ • To select by Overhonq Lenglh no part of gtaSS shag be mOr(' than P II below the overhang I OF FLnnR WINTER POINT MULTIPLIERS 1WPMI SLAB -ON -GRADE RAISED N RE E RAISED POST OR PIER CONSTRUCTION WOOD STEM WALL WI UNDER FLOOR INSULATION ADJACENT VALUEW M R-VALUE WPM - 1.7 1. • 109 21 .7 .1 ' - 2 -6. 1.1 11.189 15 1. 19 & up 9 3 9G INFILTRATION WINTER POINT MULTIPLIERS (WPM) 9H DUCT MULTIPLIERS (DM) INFILTRATION PRACTICE WPM (See Table 9P) PRACTICE • 1 6.2 PRACTICE 8 2 4.1 PRACTICE • 3 2.2 R-VALUE With Return Air Duct W/O Return Air 4.2 - 4.9 1.14 1.10 5.0 - 6.6 1.12 1.08 6.7 3 Up 1.09 1.08 DUCTS IN CONDITIONED SPACE 1.00 1.00 'For mullipliers for other types of concrete block construcIlion see section 9;`3 2 (b) lFor mullrolrers lot other IVDeS of raised wood assemblies; see section 903 2 tel 1 ........ ; M HEATING SYSTEM MULTIPLIERS (HSM) v M w■�r �n..�w . III TYPE 0 _�.�... wnw � • � 1 HEATING SYSTEM MULTIPLIERS Cwyral heal HSPF 6 4 .6 89 6 9. 7 39 74.7 89 7 9.8 39 8.4.8.88M47 Pump units COP 2 5.2.69 2 7.2.89 2 9.3 09 31 .3 29 3 3.Ell 3 5.3.69HSM HSM 50 .41 439PTHP ! 52 50 /7 Electric Strip10 44 /1 39 Gas 6 Other Fuels 10 (See Table 9J lot Credit Mulls her Minimums. Central Units-Ait Source 2.7 COP (6 4 HSPF). Water Source 3 4 COP. Ground Water Source 3 2 COP PTHP 2 6 COP means Coelliciem of Performance IJ HEATING CREDIT MULTIPLIERS (HCMI i SYSTEM TYPE Altic Radiant Barrier 1 HCM HEATING CREDIT MULTIPLIERS 98 Mullion HCM 90 Natural Gas AFUE 67. 69 4 15. 79 80. 84 85. 89 90 - U Other Fuels HCM HCM 37 33 31 .29 .27 ff581 .60 54 50 1I1.45 Where mote than one credit is claimed, multiply HCM's together Enter product on page 4 AFUF means Annual Fuel Utilirahon Fllicienc 9K COOLING SYSTEM MULTIPLIERS ICSMI I ' SYSTEM TYPE COOLING SYSTEM MULTIPLIERS CENTRAL UNITS RATING I 7.5• 1 7.9 8.0- 8.4 8.5• 8.9 9.0- 9.4 95- 9 9 10.0• 10.4 10.5• 10.9 11.0• 11.4 11.5• 11.9 12.0 3 Up SEER7EER CSM .40 .38 .36 .34 .32 .31 P1AC d ROOM UNITS .30 .28 EER CSM .45 .43 .40 .38 .36 .34 .32 .31 .30 .28 Minimums: Central Units -Air Cooled 7.8 EER (8.5 SEER) Ground Water Cooled 10.0 EER. EER means Enef-gy Elficiency Ratio SEER means Seasonal Eneroy Elliciency Ratio i COOLING CREDIT MULTIPLIERS AUic Radiant Barrier - - ' .95 ■ Where more than one credit is claimed multiply CCM's together. Enter product on page 2 /M HOT WATER MULTIPLIERS IHWMI SYSTEM TYPE HOT WATER MULTIPLIERS Electric EF Resistance .80 - .81 .82. 83 1 .84 • .85 1 .86. 87 88. 90 91 • 93 .94 ..96 1 .97 3 Up HWM 3879 3785 3695 1 3609 3527 3411 3302 1 3200 Natural Gas EF .54. 55 56. 5= 58. 59 60. 61 62. 63 1 64 • .65 .66 3 U HWM 1415 { 1364 1317 1273 1232 1 1194 1158 Other Fuels HWM 2317 11 2234 2157 2085 2018 1 1955 1895 Water healers jmusl comply with prescriptive measures of Table 9A EF means Energy Factor IOU YAT WATcn ^ncnIT SYSTEM TYPE HOT WATER CR Solar Water Healer 1 .4 .5 .6 .7 HWCM .2 .7 Heat Recovery Unit With -Air-cond4toner Heat Pump HWQM EF Dedicated Heat Pump 3. •3. 9 A HWM must be used In conjunction with all HWCM. See Table 9M. SF means Solar Fraction. EF means Energy Factor. j9P INFILTRATION REDUCTION PRACTICE COMPLIANCE CHECKLIST (See Section 903.2(I)) REQUIREMENTS FOR EACH PRACTICE #I I COMPLY WITH ALL INFILTRATION PRFSCAIPTIVES ON TABLE 9A. [PRACTICE 02 1 COAAPI V WITH PRACTir`C •1 el,n Tuc cn. • exnaust vans Equipped with dampers. Combustion I PRACTICE &3 COMPLY WITH PAAr:Tlr FS .1 Aur Combustion Appliances Be in unconditioned space (except direct veni) Draw air Irom unconditioned space Exhaust by-products outdoors Slbves see 903 2(f) "For multipliers for other types of systems see section 511714 9