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Home My WebLink AboutEnergy Code (Summer Calculation)SUMMER CALCULATIONS BASE BASE GLASS x SUMMER = SUMMER AREA PT. MULT. POINTS O 71.7 AF I COND. I TOTAL BASE .15 x FLOOR + GLASS = ADJUST. x CLIMATE ZONES 4 6 z o SINGLE -PANE DOUBLE -PANE SUMMER . AS -BUILT AREA x SUMMER POINT MULT OR SUMMER POINT MULT. x OVERHANG GLASS CLEAR TINT' CLEAR TINT' FACTOR 198 SUM. N D 1.0 515_- 47.8 43.5 • N 77.2 76.6 71.7 63.4 E 109.2 107.1 1020 87.3 112.9 __ 1103 _ _,.98.0 1103 107.1 _ 104.1 _ _ _ __.909 .. 104.1 102.0 89.4 W _ 1002_ _78.8 _. 09.4W1-112-9-- 109.2 87.3 D NW 77.2 _ 76.6 _ 71.7 63.4 H' 367.7 303.3 324.6 238.1 G BASE ADJUSTED GLASS = GLASS COMPONENT AREA x BASE SUMMER = BASE DESCRIPTION POINT MULT. X RI POINT D 1.0 Oy-- .7 a n I IF z OR SINGLE p ASSEMBLY V IF, UNDER CEI v AS -BUILT GLASS V COMPONENT DESCRIPTION SUMMER AS -BUILT AREA x POINT MULT. = SUMMER (9C THR POINTS -_ D FLOOR. FOR RAISED FLOORS USE AREA TIONED SPACE. - - COOLING SYSTEM BASE COOLING I TOTAL BASE SYSTEM x SUMMER MULTIPLIER I POINTS 43 3213o BASE = COOLING POINTS 4o q TOTAL AS -BUILT SUM. PT , AS -BUILT I AS -BUILT I AS -BUILT AS -BUILT x OM , x CSM . x CCM = COOLING 9H 9K 9L 29195 1.14 6(P I9'73� NUMBER I BASE' BASE HOT OF x HOT WATER = HOT WATER WATER BEDROOMS I MULTIPLIER POINTS SYSTEM 3 3527 D 5$ AS -BUILT HOT WATER SYSTEMDESC, NUMBER AS -BUILT I AS -BUILT AS -BUILT OF x HWM x HWCM = HOT WATER BEDROOMS 9M119N) POINTS E L• 'H = Horizontal Glass (Skylights) 'For glass with known Shading Coefficient, see section 903 2(a), Tint Multipliers may be used for glass with solar screens, film, or tint. SUMMER POINT MULTIPLIERS (SPM) 9B SUMMER OVERHANG FACTORS (SOF) For single and double pane glass. CLIMATE ZONES 4 5 8 OH RATIO .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+ 1 >1 N 1.0 .94 • .91 .87 .83 .79 .75 .72 .69. .62 .56 .50 �1 NE/NW 1.0 .94 .91 __ .85 _ __ 79 .72 .68 .63 .58 .50 .40 .36 _ __.64 E/W 1.0 . .95 .92_ _ .85 - - 78 .70 58 _ _ .52 .42 .33 .26 SE/SW 1.0 .93 .90 .72 _ .62 .42 .33 .27 .22 .81 .55 .49 1 S 1.0 .91 .87. .77 .67 .57 .50 .45 39 .32 .28 OH 1 oil. 1 ll. 1ti II. 2 If 311. 319 II 416 II. 51h II. 6'h Il. 9'h 11. 14111. .25 20It.+ To select by Overhang. Length no parrot glass shall be more than 8 II below the overnanq OVERHANG RATIO a OH LENGTH H I H T �f- L H 9C, : WALL SUMMER PAINT MULTIPL),I:RS (SPM) LIT H FRAME CONCRETE BLOCK' INT. INSULATION EXT. INSUL. NORMAL WT. NOR. WT.0. FACE BRICK L013 WOOD STEEL I R•VALUE WOOD FR R-VALUE EXT ADJ EXT ADJ 6.9 2.9 1 INCH 0. 6.9 6.4 2.2 2.9 R•VALUE EXT ADJ EXT 7.10.9 .6 R-VALUE EXT 7.10.9 2.3 8 8.9 13 0. 29 2.5 9 2.5 11.18.9 .4 0. 2.9 1.7 11.12.9 t.9 7 . t.0 3 49 14 .7 .7 19.25.9 .2 3. 6.9 1.1 13.189 1.7 .6 28 09 5 6.9 1.0 .6 .3 266U. .1 73U .8 19.25.9 t.o .3 24 0.8 7. 10.9 .8 .4 1 R•VALUE BLOCK 1 INCH 2 ".30.4 I I • 18.9 .4 3 0 0. 2.9 1.0 R•VALUE EXT 19 25.9 2 2 3. 6.9 .6 0.2.9 1.0 268Up .1 .1 ! 7. 9.9 1 .4 3.6.9 .8 10dU 2 7 & Up 7 9D DOOR SUMMER POINT MULTIPLIERS (SPMI DOOR TYPE EXTERIOR ADJACENT WOOD T2 24 INSULATED 4.8 1.6 YF FLOOR SUMMER POINT MULTIPLIERS ISPM) 9E CEILING SUMMER POINT MULTIPLIERS (SPMI UNDER ATTIC . SINGLE ASSEMBLY CONCRETE DECK ROOF CEILIN TYPE R•VALUE SPM R-VALUE SPM 19 - 21.9 1.1 10 -10.9 3.0 R•VALUE DROPPED EXPMED 22 - 25.9 .9 11 - 12.9 2.7 10 - 13.9 3. 26 - 29.9 7 13 - 18.9 2.4 14 - 20.9 2.0 2.1 30-37.9 .6 19.Z59 1.8 21 & Up 1.4 1.3 38 & U .4 26 & UP 1 SLAB -ON -GRADE RAISED CONCRETE RAISED WOOD CONSTRUCTION STEM WALL INSULATIONR ADJACENT P -VA UE PM -31.9 0-2.9 -1.0 - 1. -4.9 -1.7 0. 69 9 77 5.3 7.109 -11 - 2.1 - 1.7 •6.9 -1.7 11.189 -10 .8 -2.2 1. - 31.6 7 A Lin - 19 b UP - 9 -1.8 1.0 9G INFILTRATION SUMMER POINT MULTIPLIERS INFILTRATION PRACTICE SPM (Seta Table 9P) PRACTICE 0 1 13.8 PRACTICE • 2 10.9 PRACTICE • 3 7.6 3PM) 9H DUCT MULTIPLIERS (DMI R•VALUE With Return Air Duct W70 Retum Air Dud 4.2 - 4.9 1.14 1.10 5.0 -6.6 1.12 1.08 6.7 3 Up 1.09 1.06 DUCTS IN CONDITIONED SPACE 1.00 1.00 'For mutipliers for other types of concrete block construction see section 903.2 (b). 'For multipliers for of her types of raised woad assemblies see section 903 2 (e) I r PI .... TC I-- y a NTER CALCULATIONS BASE WINTER BASE GLASS x POINT = WINTER o AREA. I MULTIPLIER I Oniurc FN GLASS x SINGLE -PANE OR DOUBLE -PANE x WINTER AS -BUILT AREA WINTER POINT MULL WINTER POINT MULT OVERHANG = GLASS CLEAR TINT' CLEAR TINT' FACTOR 98 D 96 96 5.6 6.1- NE 7.4 7.3 3.5 4.2 E - 2.2 - 2.0 - 5.6 _ 3.6 - SE - 03 _ 9.7__ -10.4 =10.9 10_2 _ 9 7 =20, _-13.4 -11.0 W 103 _-14.0 _-113 4_._ -5.6 _ 10.4 W 2.2 _ -3.6 NW 7.4 73 3.5 4.2 H' -32.1 -280 -27.0 _ -21.5 ,0 I COND. I TOTAL I BASE I. BASE ADJUSTED .15 x FLOOR + GLASS ADJUST x -GLASS = GLASS COMPONENT BASE AREA x BASE WINTER = WINTER DESCRIPTN)N POINT MULT. POI X I R 1.1 EM4.0 a UNDER ATTIC o Z OR SINGLEE7 1 .6 ---- - - - - BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING AS•BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE Svc BASE HEATING ' TOTAL BASE I BASE HEATING SYSTEM x WINTER = HEATING SYSTEM MULTIPLIER POINTS POINTS 1.14 4993 7cl71 BASE BASE BASE TOTAL COOLING + HEATING + HOT WATER = BASE POINTS POINTS POINTS POINTS (FromP.21 lFntmon P.1 11D C) 1 AS -BUILT GLASS UTAIL COMPONENT DESCRIPTION WINTER AS -BUILT AREA x POINT MULT. ,= WINTER 9C THRU 9G POINTS. 0 0 TOTAL TOTAL AS -BUILT AS -BUILT I AS -BUILT T AS BUILT AS -BUILT x DM x HSM x HCM = HEATING At PTS. _-;9HL 91 9J 0 055 �� I I •o AS -BUILT AS -BUILT I AS -BUILT TOTAL COOLING + HEATING + HOT WATER = AS -BUILT POINTS POINTS POINTS POINTS (From P.21 Fr P.2 n r 9r131 112- 10233 32.33g 'H = Horizontal Glass (Skylights) Ic-, ,.1........ ;, �-..... WINTER POINT MULTIPLIENS (WPM) 98 WINTER OVERHANG FACTORS (WOF) CLIMATE ZONES 4 5 6 RATIO .0-.11 .12-.17 .18-.26 27•35 136. 46 1 47-57 58-70 71-.83 .84.1.18 11 -11 1.1 - 7 .1 1 SINGLE PANE GLASS 1 N 1.0 103 105 .108 1.15 - 1 10 - 1 20 1.13 _ 1.25 1.15 `1.30 1 18_ _ 1.35 _ 1.20 1.24 1.29 1.34 NE/NW 1.0 _ 1.01. _ 1.10 139 1_50 1.59 1.67 1 E/W 1.0 .71 .57 .19 - 20 - 65 -105 -148 -2 03 3.01 -4.06 -5.04 > I SE/SW 1.0 .93 .90 .80 .68 .54 .39 .22 .05 = 33 -.71 -1.01 I S 1.0 .95 92 83 .70 .54 36 .13 -.13 -.70 - .98 - DOUBLE PANE GLASS 1.0 1.05 1.07 1.11 1.14 1.18 1.21 124 1.28 1.34 .1.40 1.47 1 1.0 1.11 1.16 1.24 1.32 1.41 1.48 156 1.63 1.80 1.94 2.08 1 1 E/W 1.0 .88 .82 .66 .50 .31 .15 -.03 -.26 -.66 -1.10 -1.50 1 1.0 .95 .92 .85 76 '65 .54 .41 .28 -.Ot -.30 -.52 1.0 .96 .94 .87 78 65 51 .33 13 -.30 -. 1 - OH LENGTH • 011. 111. 114 It. 1 211. 3 II 314 IL 41h It 5'h Il 61h II. 9'k II. 1 14 It. 20 R.+ • To select by Overhang Length no part of glass shall be more than E It below the overhang OVERHANG RATIO = OH LENGTH HEI H �i- L H 9C WALL WINTER POINT MULTIPLIERS (WPM) IT H FRAME CONCRETE INT. INSULATION NORMAL WT, BLOCK' FACE BRICK LOG EXT, INSUL R•VALUE WOOD FR WOOD STEEL NOR. WT. 0. 69 70 6 INCH R-VALUE EXT ADJ EXT ADJ 0. 6.91 6.8 5:3 94 67 RVALUE EXT ADJ EXT 7. 10 9 21 R•VALUE EXT 0. 29 60 31 60 11.189 17 0.2.9 2.2 7.10.9 2.5 21 44 33 3. 49 38 23 28 19.259 10 3.69 12 .12.9 2.0 1.8 33 26 5. 69 29 19 20 2613Up .6 78U .9 .18.9 18 16 30 24 7. 109 23 15 15 R-VALUE BLOCK I INCH L1325.9 11 10 2 6 2 2 i 1- 189 15 11 8 0.2 9 3 7 R•VALUE EXT d U 7 7 14 12 19.259 8 7 3.69 26 0.2.9 1.2 268Up 5 5 1.9.9 18 3.6.9 .9 108Up 1.3 1bU 1 90 OOOR.WINTEN PUINIi MULIIPLILKta (YYPMI DOOR TYPE EXTERIOR ADJACENT WOOD 7.6 59 INSULATED 5.1 40 9E CEILING WINTER POINT MULTIPLIERS (WPM) _•___ UNDER ATTIC - -- _ -.- SINGLE ASSEMBLY.._. CONCRETE DECK ROOF R-VALUE_ - _--WPM_ R-VALUE • I . _ WPM _ CEILIN_G TYPE = 19--21.9_-- 10 _ _ 10 10 9. 1 1-8_. _ R-VALUE__ _DROPPED EXPOSED 22 . 25 9_ .9 -__.- _ 11 129 . _ ..-__ 1 6_ 10__ 139 1.2 1. 26_29 9 .7 13-_ 189 19 259 __- 1_5_ 1.1 14_-_20.9 .7 218U .4 30-379 .6 9F FLOOR WINTER POINT MULTIPLIERS (WPM) SLAB•ON-GRADE N RAISED CONCRETE RAISED POST OR PIER CONSTRUCTION WOOD STEM WALL WI UNDER FLOOR INSULATION ADJACENT VALUEA WPM R-VALUE WPM .5 - 2.9 4.0 0- 69 79 .7 5. - 1.7 3-4.9 1.8 7.109 21 - 2.4 1 5-6.91.1 11.189 15 .5 1. 19 & up 9 3 I. 9G INFILTRATION WINTER POINT MULTIPLIERS (WPM) 9H DUCT MULTIPLIERS (DM) INFILTRATION PRACTICE WPM (See Teble 913) PRACTICE 8 1 6.2 PRACTICE 0 2 4.1 PRACTICE f 3 2.2 R-VALUE With Retum Air Duct W/O Retum Air Qyd 4.2 - 4.9 1.14 1.10 5.0 -6.6 1.12 1.08 6.7 d Up 1.09 1.08 DUCTS IN CONDITIONED SPACE 1.00 1.00 IN MU111011&j IiSF f41fl1;i lype9 �I e�iieiel8 tilo�k etln9lrUclion se8 §ecllon 9(`3 2 101 IICm millinlmre Inr n1hor lunge nl ramarl wnrvf accamhhaa QPP cerlrnn Affl 9 IRA I N HEATING SYSTEM MULTIPLIERS (HSM) Pr ruaTe Tnuee a a a IWFM PE HEATING SYSTEM MULTIPLIERS, - .^ Central HOW HSPF 6.4.6.89 6 9.7 39 7 4.7 69 7 9.8 39 8.4.8.88 8.9 • U pUnits COP 25.2.69 2.7.2.89 2.9 3.09 3.1.329 33.349 3.5.3.69 3.7• Up HSM 50 .47 .44 41 39 37 PTHP HSM 52 50 41 // /1 39 .3) Electric Sir 10 Gas A Other Fuels 1.0 (See Table 9.1 for Credit Multiplier) Minimums: Central Units -Air Source 2.7 COP (6 4 HSPF)• Water Source 3 4 COP. Ground Water Source 3 2 COP PTHP 2 6 COP means Coelticrenl of Performance N IfICAIINU GREUIT MULTIPLIERS IHCMI SWEM TYPE HEATING CREDIT MULTIPLIERS Attic Radian! Barrier KM 98 Multaone HCM 90 Natural Gas AFUE .67. 69 70. 74 75. 79 1 .80. 84 I 85. 89 90 Other Fuels KM HCM 37 60 35 58 33 31 .29 .27 54 50 47 15 Where more than one credit is claimed, multiply HCM's logelher Enler product on page 4 AFUF means Annual Fuel Uldrral;on Fllrc;enc N( COOLING SYSTEM MULTIPLIERS (CSMI SYSTEM TYPE COOLING SYSTEM MULTIPLIERS CENTRAL UNITS SEERIEER PX d ROOM UNITS RATING 7.5• 7.9 8.0- 8.4 8.5• 8.9 9.0• 9.4 9.5- 9.9 10.0- 10.4 10.5• 10.9 11.0• 11.4 11.5• 11.9 12.0 d Up CSM .40 .38 .36 .34 .32 :31 .30 .28 EER) CSM .45 .43. .40 .38 .36 .34 .32 .31 .30 .28 Minimums: Cerilral Units -Air Cooled 7.8 EER (8.5 SEER). Ground Water Cooled 10.0 EER. EER means Enefoy Elliciencv Ratio. SEER means Seasonal Enerov Efficiency Ratio. 9L COOLING CREDIT MULTIPLIERS (CCM) SYSTEM TYPE UL E IT MCeilino Fans 86 multizone -Crojg Ventilation or Whole House Fan (Credit for only onel Attic Radiant Barrier .90 95 .95 Where more than one credit is claimed, multiply CCM's together. Enter product on page 2. W l�/\T WaTrw • w�l IOVLI Ir VILf+V �llA�� SYSTEM TYPE HOT WATER MULTIPLIERS Electric . Resistance EF 80 • .81 .82. 83 1 .84 - .85 .86. 87 1 88. 90 1 91 - 93 1 .94 - .96 1 .97 6 Up HWM 3879 3785 3695 3609 1 3527 1 3411 33021 13 Natural Gas. EF . .54. 55 1 56. 57 .58 - .59 1 60. 61 62. 63 .64 - .65 .66 3 U HWM 1415 1364 1317 1273 1232 1194 1158 Other Fuels HWM 2317 2234. 2157 2085 2018 1955 1895 Water healers must comply with prescnpuve measures of Table 9A EF means Energy Factor aW LSAT WaTrn wnr..•T ��... �. w..�.... .. ....�__. ___ ___ _-....�_.. �..��.. ...ter... rlr•Iv �1l ��vlwr LDedicated er Heater .1 .4 5 6 .7 7 Recovery Unit rth Air-conditionerHeat u M Heat Pump EF .9 3. •3.49 HWQM 4 A HWM must be used In conjunction with all HWCM. See Table 9M. SF means Solar Fraction. EF means Energy Factor. 9P INFILTRATION REDUCTION PRACTICE COMPLIANCE CHECKLIST (See Section 903.21111