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FROM : DFP PHONE NO. : 6301412 Oct. 23 1997 03:09PM P4 <br /> 0 0 0 <br /> Fireplace area 29 40 0 .08 2 . 30 <br /> Exposed Found. 184 2 0 . 095 17 .5 <br /> * Framing area <br /> equals <br /> Totals for net wall : 1387 .1266667 <br /> 0 .043 59 . 65 <br /> Totals for gross wall area: 136 . 69 <br /> * Framing area is 10% of gross wall area <br /> 13 . Gross wall area x factor below = U x A per code <br /> Factor is .11 for A-1 single family & duplex <br /> .23 for A-2 and other residential <br /> .23 for other buildings <br /> .28 for over 3 stories <br /> Factor is : 0 .11 <br /> BTUH = 202 .62 MUST BE > OR = 136 . 69 <br /> (calculated above) <br /> 14. Gross ceiling area = 913 .4 <br /> 15 . Ceiling framing area (10% of ceiling area) = 91 .34 <br /> 91 .34 <br /> 16. Joist Area (10% of ceiling area) _ <br /> 17 . Net ceiling area (Gross ceil . area - Joist area) = 822 .06 <br /> 18. U ceiling: 0 . 021 x Net ceil . area =17 .26326 <br /> 19 . U framing: 0 .024 x Joist area = 2 .19216 <br /> 20 . Total of item 18 x item 19 = 19 .45542 <br /> 21 . Gross ceiling area x factor below = U x A per code <br /> Factor is .026 for A-1 single family & duplex <br /> .033 for A-2 and other residential <br /> . 06 for other buildings <br /> Factor is: 0 .026 <br /> BTUH = 23 .7484 MUST BE > OR = 19 .45542 <br /> (calculated above) <br />