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Table 501.4.1 <br /> Procedure to Determine Makeup Air Quantity for Exhaust Appliances in Dwelling Units <br /> MULTIPLE APPLIANCES THAT <br /> ONE OR MULTIPLE FAN- ONE ATMOSPHERICALLY ARE ATMOSPHERICALLY <br /> ONE OR MULTIPLE POWER VENT ASSISTED APPLIANCES AND VENTED GAS OR OIL VENTED GAS OR OIL <br /> OR DIRECT VENT APPLIANCES OR POWER VENT OR DIRECT APPLIANE OR ONE APPLIANCES OR SOLiD FUEL <br /> NO COMBUSTION APPUANCESA VENT APPUANCESe SOLiD FUEL APPLIANCEc APPLIANCESI <br /> 1.Ilse the Appropriate Column to Estimate House Infiltration <br /> a)pi¢ssure fader <br /> (cf1»Js F) 0.15 0.09 0.06 0.03 <br /> I))conditioned floor <br /> area{so 3 Q <br /> (Including unfinished basements) <br /> hstintale(I House <br /> Infiltration(chn): 0 <br /> (lar.til) <br /> a)clothes dryer 135 135 135 135 <br /> Ir)R0%nflargest �O <br /> exhaust rating(dm): <br /> (not applicable if recirc:ulating system or If powered makeup air Is electrically interlocked and matched to exhaust) <br /> 80%of next largest - - — <br /> exhaust rating(clm): not applicable _ --- <br /> (not applicable if recirculating system or if powered makeup air Is electrically interlocked and matched to exhaust) <br /> hital Exhaust Capacity <br /> 75- <br /> (1.a 1l.b2cJ • <br /> I Makeup_ Air Requirement <br /> ToalIlda_ . <br /> a)Total i•xltausl <br /> oom above) <br /> h)Estimated I louse <br /> Infiltration(front O <br /> above) <br /> M;ikrup Air - _..----. _ <br /> ill ality(din): ^ 7 <br /> (.l 3hJ Vim} <br /> (if value Is negative,no makeup air is needed -�-^ { _- <br /> 4.for Makeup Air Opening Sizing,refer to Table 501.4.2. <br /> ^..I/se this column If there are other than fan-assisted or atmospherically vented gas or oil appliances or if there are no combustion appliances. <br /> I: OJ.;o Ills column if there is one fan assisted op/Vance per venting system.Other than atmospherically vented appliances may also be included. <br /> lice Ihls colt nm If there it one atmospherically vented(other than fan-assisted)gas or oil appliance per venting system or one solid fuel appliance. <br /> I t <br /> Ilse this rnkmin If there are multiple atmospherically vented gas or oil appliances using a common vent or if there are atmospherically <br /> faunal(;as in oil appliances slid solid fuel appliances. <br />