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IFGC Appendix E,Table E-1
<br /> Residential Combustion air(Required Interior Volume Based on Input Rating of Appliance)
<br /> Input Rating Standard Method Known Air Infiltration Rate(KAIR)Method(cu ft)
<br /> (Btu/hr)
<br /> Fan Assisted or Power Vent Natural Draft
<br /> 1994 to present Pre-1994 1994 to present Pre-1994
<br /> 5,000 250 375 188 525 263
<br /> 10,000 500 750 375 1 050 525
<br /> 15,000 750 1,125 563 1,575 788
<br /> 20,000 1 000 1 500 750 2,100 1,050
<br /> 25,000 1,250 1 875 938 2 625 1,313
<br /> 30,000 1,500 2,250 1 125 3,150 1 575
<br /> 35,000 1 750 2,625 1 313 3 675 1,838
<br /> 40,000 2,000 3,000 1 500 4 200 2 100
<br /> 4S,000 2 250 3,37S 1 688 4,725 2 363
<br /> 50,000 2,500 3,7S0 1,675 S1250 2,625
<br /> 55,000 21750 4 125 2 063 S1775 2 888
<br /> 60,000 3 000 4,500 2 250 6 300 3 150
<br /> 6S,000 3,250 4,875 2 438 6 825 3 413
<br /> 70,000 3 500 51250 2 625 7,3S0 3 675
<br /> 75,000 3,750 5,625 2,813 7,875 3,938
<br /> 80,000 4 000 6 000 3 000 8 400 4 200
<br /> 85,000 4,250 6 375 3 188 8 925 4 463
<br /> 90,000 4,500 6,750 3 375 91450 4,72S
<br /> 95,000 4,750 7 125 3 563 9,975 4,988
<br /> 100,000 5.000 7,500 3,7S0 10,500 5,250
<br /> 105,000 S1250 7 875 3 938 11,02S 5 513
<br /> 110,000 5,500 8 250 4 125 11 550 5,775
<br /> 115,000 5,750 8.625 4 313 12,075 6 038
<br /> 120,000 6 000 9 000 4 500 12,600 6 300
<br /> 125,000 6,250 9,37S 4,688 13,125 6,S63
<br /> 130,000 6 500 9,750 4 875 13,650 6,825
<br /> 135,000 6 750 10,125 5,063 14,175 7 088
<br /> 140,000 7,000 10,500 5 250 14,700 7 350
<br /> 145,000 7 250 10,875 5,438 15,225 7,613
<br /> 150,000 7,500 11,250 5,625 15,750 7,875
<br /> 155,000 7 750 11,625 5 813 16,275 8 138
<br /> 160,000 8,000 12 000 6 000
<br /> 16,800 8 400
<br /> 165,000 8,250 12 375 6,188 17,325 8 663
<br /> 170,000 8 500 12,750 6137S 17,850 8,925
<br /> 175,000 8 750 13,125 6,563 18,37S 9,188
<br /> 180,000 9,000 13,500 6 750 18,900 9 450
<br /> 18S,000 9 250 1387S 6 938 19,425 9 713
<br /> 190,000 9,500 14 250 7 125 19,950 r9;5
<br /> 19S,000 91750 14,625 7 313 20,475 10,238
<br /> 200,000 10,000 15,000 -7,S00 21,000 10,500
<br /> 205,000 10,250 15 375 7,688 21,525 10,783
<br /> 210,000 10,500 15,750 7 875 22,050 11,025
<br /> 215,000 10 750 16,125 8 063 221S75 11,288
<br /> 220,000 111,000 16,500 8 250 23,100 11,550
<br /> 225,000 111,250 16,875 8,438 23,625 11,813
<br /> 230,000 111,500 17 250 8,625 124,1SO 12,07
<br /> 1.The 1994 date refers to dwellings constructed under the 1994 Minnesota Energy Code.The default KAIR used in this section of the table is
<br /> 0.20 ACH.
<br /> 2.This section of the table is to be used for dwellings constructed prior to 1994.The default KAIR used in this section of the table is 0.40 ACH.
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