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Attic Ventilation <br />ATTIC VENTILATION <br />CALCULATIONS - Al <br />ATTIC VENTILATION REQUIRED UPPER VENTILATION PROVIDED <br />1/150 Rule Ridge <br />(No Upper Ventilators 1/300 Rule Vent Amt <br />Amt. <br />SPACE SQ. FT. Total SQ. SQ. FT. SQ. IN. of by Upper <br />SQ. IN. of of vented IN. of of ventilation to SQ. IN. of SQ. IN. of <br />ventilation soffit ventilation <br />required needed required soffit by upper <br />needed ventilators <br />Off -Ridge <br />Go <br />Total <br />Ventilation <br />ATTIC Provided <br />} <br />Ventilators vented be provided Ventilation Ventilation (See Elev <br />Main 0 2 <br />Floor 733 704 101 352 25 176 276.0 <br />(Zone 1) 0.0 276.0 <br />Main 0 0 <br />Floor 17 16 2 8 1 4 0.0 <br />(Zone 2) 0.0 0.0 <br />Upper 12 2 <br />Floor 1552 1490 213 745 53 372 456.0 <br />(Zone 3) 180.0 276.0 <br />*NOTE** <br />GENERAL CONTRACTOR MUST ENSURE THAT PROPER VENTILATION IS PROVIDED AT EAVES/SOFFITS AS <br />REQUIRED BY FLORIDA BUILDING CODE 7TH EDITION (2020) RESIDENTIAL. <br />CCW <br />D <br />0It <br />) <br />00 <br />all LU <br />V <br />It <br />UC13 'z <br />Ron <br />LO <br />)2. <br />3 <br />Q <br />N <br />L(i <br />L0 <br />v <br />Cr <br />L] <br />0 <br />0 <br />J <br />N <br />O <br />I <br />a <br />M <br />LCi <br />Ln <br />L <br />v <br />CrV <br />0 <br />a <br />CD <br />i\ <br />Q <br />N <br />I <br />Ln <br />L0 <br />v <br />C <br />0 <br />C <br />QN <br />O <br />v <br />a <br />E: <br />Qi <br />E: <br />O <br />2 <br />v <br />c <br />c <br />J <br />N <br />t7- <br />0 <br />d <br />rt <br />UI <br />y <br />U <br />.O <br />0 <br />a <br />a <br />O <br />U <br />J <br />Lz <br />3 <br />Q <br />N <br />L(i <br />L0 <br />v <br />Cr <br />L] <br />0 <br />0 <br />J <br />N <br />O <br />I <br />a <br />M <br />LCi <br />Ln <br />L <br />v <br />CrV <br />0 <br />a <br />CD <br />i\ <br />Q <br />N <br />I <br />Ln <br />L0 <br />v <br />C <br />0 <br />C <br />QN <br />O <br />v <br />a <br />E: <br />Qi <br />E: <br />O <br />2 <br />v <br />c <br />c <br />J <br />N <br />t7- <br />0 <br />d <br />rt <br />UI <br />y <br />U <br />.O <br />0 <br />a <br />a <br />O <br />U <br />J <br />Lz <br />as v <br />> W <br />c to ca cc.,24 <br />m x <br />N G co <br />B fV � <br />y <br />