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. . . ,► <br /> . . <br /> Heat Loss Subtotal from Pace 1 �Zj Zj?j <br /> DESIGN TEMPERATURE DIFFERENCE <br /> C E I LI N G S a E TR E 30 35 40 45 50 55 60 65 70 75 80 85 g0 g5 BT U H <br /> HEAT TRANSFER MULTIPLIER HEAT LOSS <br /> NO INSULATION 18 21 24 27 30 33 36 39 42 45 48 51 �i 57 <br /> R-11, 3" INSULATION 2.5 3.1 3.5 4.0 4.4 4.8 5.3 5.7 6.2 6.6 7.0 7.5 7.9 8.4 <br /> R-19, 6" INSULATION 1.6 1.9 2.1 2.4 �2.6 29 3.2 3.4 3J 4.0 4.2 4.5 I d.8 5.0 <br /> R-30, 10" INSULATION 1.0 1.2 1.3 1.5 ! 1.6 1.8 2.0 I 2.1 2.3 2.5 2.6 �2.3 I^ I 3.1 <br /> R-38, 12"' INSULATION ' 8 0.8 0.9 1.0 1.2 , 1.3 1.4 1.6 1.7 1.8 2.0 2.' 2.^ 23 2.5 rj <br /> FLOOR OVER AN SQUARE DESIGN TEMPERATURE DIFFERENCE gTUH <br /> UNCONOITIONED SPACE FEET 30 35 40 45 50 55 60 65 70 75 80 8.�` � 9`' HEAT LOSS <br /> HEAT TRANSFER MULTIPLIER <br /> NO INSULATION 10 11 13 14 16 17 19 21 22 24 25 27 28 30 <br /> R-11, 3" INSULATION 2.4 2.8 3.2 3.6 4.0 4.4 4.8 5.2 5.6 6.0 6.4 6.8 7.2 7.6 <br /> R-19, 6"INSULATION 1.6 1.8 2.1 2.3 2.6 2.9 3.1 3.4 3.6 3.9 4.2 4.c �5.7 4.9 <br /> R-30, 10"INSULATION 1.1 1.3 � 1.5 ?.7 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.? 3.3 3.5 <br /> SQUARE DESIGN TEMPERATURE DIFFERENCE BTUH <br /> BASEMENT FLOOR 30 35 40 45 50 55 60 65 70 75 ' SO 85 95 <br /> FE'cT HEAT TRANSFER MULTIPLIER HEAT LOSS <br /> BASEMENT FLOOR ...+ 0.8 � 1.0 � 1.1 1.3 1.4 1.5 � 1.7 1.8 2.0 2.1 2.2 2.� ,2.5 2J - <br /> CONCRETE SLAB WITHOUT LINEAR DESIGN TEMPERATURE DIFFERENCE BTUH <br /> PERIMETER SYSTEM FOOT � � � � � � � � �� � � � I � � HEAT LOSS <br /> HEAT TRANSFER MULTIPLIER <br /> NO EDGE INSULATION 25 29 33 37 41 35 49 53 57 61 65 69 73 77 <br /> 1" EDGE INSULATION 13 15 17 19 21 23 25 27 29 31 33 35 I 37 39 <br /> 2" INSULATION 6.3 7.4 8.4 9.4 10.5 11.5 12.6 13.6 14.7 15.8 16.8�17.8118.9 20.0 <br /> CONCRETE SLAB LINEAR DESIGN TEMPERATURE DIFFERENCE BTUH <br /> WITH PERIMETER SYSTEM FOOT 30 35 40 45 50 55 � 60 65 70 75 SO Sa` ! 90 � 9`' HEAT LOSS <br /> HEAT TRANSFER MULTIPLIER <br /> NO EDGE INSULATION 57 67 76 86 95 105 114 124 133 143 152 162�?71 181 <br /> 1" ED G E I N S U LAT 10 N 34 40 46 52 57 63 69 74 80 86 91 97 I 103 109 <br /> 2" EDGE INSULATION 28 33 37 42 47 � 51 56 61 65 70 75 79 84 89 <br /> An additional infiltration load is calculated only if the home is loosely constructed or when window infiltration is greater than .5 CFM per <br /> linear foot of crack. <br /> FLOOR SQ Ff. x CEILING HEIGHT = CUBIC FT <br /> I NFILTRATION/ <br /> VENTILATION 0.40 x CUBIC Ff - 60 = L�i- CFM <br /> MECHANICAL VENTILATION CFM = FRESH AIR INTAKE <br /> DESIGN TEMPERATURE DIFFERENCE BTUH <br /> CFM 30 35 40 45 50 55 60 65 70 75 8U Sa` � �' HEAT LOSS <br /> HEAT TRANSFER MULTIPLIER <br /> INFILTRATION (, 33 39 44 50 55 61 66 72 77 83 88 9a ' ' 105 p � � <br /> MECHANICAL VENTILATION �D 33 39 44 50 55 61 66 72 77 83 88 I 94 99 1�5 bE' <br /> HEAT LOSS SUBTOTAL t� L <br /> DUCT LOSS BTUH HEAT LOSS <br /> R-4, 1" Flexible Blanket Insulation: ADD 15°�0 (.151 <br /> R-7, 2" Flexible Blanket Insulation: ADD 104'0 1.101 <br /> TOTAL HEAT LOSS S-2'Z�'� <br /> NOTE: All Heat Transfer Muitipliers from ACCA Manual "J" Sixth Edition. <br /> HL-641-L7 002344 Litho U.S.A. <br />