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Heat Loss Subtotal from Pa e 1 (/ DESIGN TEMPERATURE DIFFERENCE CEILING SnE TRE � �` � �` `� `� � � �� HEAT LOSS HEAT TRANSFER MULTIPLIER NO I N SU LATIO N 18 21 24 27 30 33 36 39 42 45 48 51 54 57 R-11, 3" INSULATION 2.6 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 R-19, 6" INSULATION 1.6 1.9 2.1 2.4 2.6 2.9 3.2 3.4 3.7 4.0 4.2 4.5 4. 5.0 R-30, 10" INSULATION 1.0 1.2 1.3 1.5 1.6 1.8 2.0 2.1 2.3 2.5 2.6 2.8 3.0 3.1 R-38, 12" INSULATION 0.8 0.9 1.0 1.2 1.3 1.4 1.6 1.7 1.8 2.0 2.1 2.2 2.3 2.5 DESIGN TEMPERATURE DIFFERENCE FLOOR OVER AN SQUARE � � � � � � � � �� BTUH UNCONDITIONED SPACE FEET HEAT LOSS HEAT TRANSFER MULTIPLIER NOINSULATION 10 11 13 14 16 17 19 21 22 24 25 27 28 30 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 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 4.4 4.7 4.9 R-30, 10"INSULATION 1.1 1.3 1.5 1.7 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.1 3.3 3.5 DESIGN TEMPERATURE DIFFERENCE BASEMENT FLOOR SaE TRE 30 35 40 45 50 55 60 65 7U 75 80 8.�` � � HEAT LOSS HEAT TRANSFER MULTIPLIER BASEMENT FLOOR 0.8 1.0 1.1 1.3 1.4 1.5 1.7 1.8 2.0 2.1 2.2 2.4 2. 2.7 DESIGN TEMPERATURE DIFFERENCE CONCRETE SLAB WITHOUT LINEAR BTUH PERIMETER SYSTEM FOOT � � � �' � � � � �� HEAT LOSS HEAT TRANSFER MULTIPLIER NO EDGE INSULATION 25 29 33 37 41 45 49 53 57 61 65 69 73 77 1" EDGE INSULATION 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2" INSULATION 6.3 7.4 8.4 9.4 10.5 11.5 12.6 13.6 14.7 15.8 16.8 17.8 18.9 20.0 DESIGN TEMPERATURE DIFFERENCE CONCRETE SLAB LINEAR � � � � � � � � �Q � � � � � BTUH WITH PERIMETER SYSTEM FOOT HEAT TRANSFER MULTIPLIER HEAT LOSS NO EDGE INSULATION 7 67 76 86 95 105 114 124 133 143 152 162 171 181 1" EDGE INSULATION 34 40 46 52 57 63 69 74 80 86 91 97 103 109 2" EDGE INSULATION 28 33 37 42 47 51 56 61 65 70 75 79 84 89 An additional infiltration load is calculated only if the home is loosely constructed or when window infiltration is greater than .5 CFM per linear foot of crack. �vo o FLOOR SQ Ff. x � CEILING HEIGHT � � CUBIC Ff INFILTRATION/ p��., VENTILATION 0.40 xQ /�/ CUBIC Ff = 60 =�CFM MECHANICAL VENTILATION CFM = FRESH AIR INTAKE DESIGN TEMPERATURE DIFFERENCE BTUH CFM 30 35 40 46 50 55 60 65 70 75 80 85 � � HEAT LOSS HEAT TRANSFER MULTIPLIER INFILTRATION 33 39 44 50 55 61 66 72 77 83 88 94 99 105 MECHANICAL VENTILATION 33 39 44 50 55 61 66 72 77 83 88 94 105 HEAT LOSS SUBTOTAL DUCT LOSS BTUH HEAT LOSS R-4, 1" Flexible Blanket Insulation: ADD 15% (.15) R-7, 2" Flexible Blanket Insulation: ADD 10% (.10) TOTALHEATLOSS / NOTE: All Heat Transfer Multipliers from ACCA Manual "J" Sixth Edition. H1-841-L7 (14G48) Litho U.S.A.