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., ... I. I ! ~. ADDITIONAL TABLES CLIMATE ZONES 4 5 6 6A-20 AIR DISTRIBUTION SYSTEM CREDIT MUL TIPUERS TYPE CREDIT Prescriptive requirements Multiplier AirtightDlJ:lcredt 610.IAI 1.00 Fld -sealed AHU 610.2.A2.1 0.95 'Duct Sealing Multiplier (DSM) shall be t. 15 (summer) or 1.16 (winter) unless Airtight Duct credit is demonstrated by test repon. 2Multip/y Factory-sealed AHU credit by summer (Table 6A-7) or winter (Table 6A-16) AHU multiplier. II1Sef/ total in /he .AS.Built AHU. box on page 2 or 4. 6A-21 HEATING CREDIT MUL TIPUERS (HCM) SYSTEM TYPE HEATING CREDIT MULTIPLIERS (HCM) Programmable Thennostat HCM 95 '- Multizone HCM .95 Natural Gas AFUE .68-.72 I .73-.77 I .78-.82 I .83-.87 I .88-.92 I .93 & OD HCM .56 I .52 I .49 I .46 I .44 I .41 LP Gas HCM .71 I . .66 I .62 I .58 I .55 I .52 6A.22 HOT WATER MULTIPLIERS IHWM\ SYSTEM TYPE See Table 6-12 IorCodeIl1ir1ilur6 . HOT WATER MULTIPLlERSIHWMI Electric Resistance EF .80-.81 .82-.83 .84-.85 .86-.87 .88-.90 .91-.93 .94-.96 .97 & Uo HWM 2820 2752 2685 2624 2564 2479 2400 2326 NalurarGas EF .43,,47 .48-.49 .50-.51 .52-.53 .54-.55 .56-.57 .58-.59 .60-.61 .62-.63 .84-.65 .66 & Ua HWM 2162 1936 1859 1787 1721 1660 1602 1549 1499 1452 1408 LP Gas HWM 2645 2368 2274 2186 2106 2031 1960 1895 lB34 1776 1722 Oed. HP or Solar EF 1.0-1.49 1.5-1.99 2.0-2.49 2.5-2.99 3.0-3.49 3.5-3.99 4.0-4.49 4.5-4.99 5.o-Up .. System wilh Tank HWM 2256 1504 1128 902 752 645 564 501 451 .' 6A.23 HOT WATER CREDIT MULTIPLIERS IHWCM\ SYSTEM TYPE HOT WATER CREDIT MULTIPUERS IHWCMI Heat Recovery Unit Wilh Air Conditioner Heat Pumo HWCM .84 .78 Add-a1 DedcaEd Heat PllI1p EF 2.0-2.49 2.5-2.99 3.0-3.49 I 3.5 & Un (without tank) HWCM .44 .35 .29 I .25 Add-on Solar Waler Heater EF 1.0-1.9 2.0-2.9 3.0-3.9 I 4.0-4.9 I 5.0 & Un (without tank) HWCM .84 .42 .28 I .21 I .17 NOTE: A HWM must be used in con;urction with all HWCM. See Table &4-22. EF Means Energy Factor. 6A.24 INALTRATION REDUCTION COMPLIANCE CHECKLIST COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK Exterior Windows & Doors 606.1.ABC.l.1 Max: .3 cImIsq.ft. window area; .5 cImIsq.ft. door area. Exterior & Adjacent Walls 606.1.ABC.l.2.1 Caulk, gasket. weathers~ or seal between: wfldows/doors & frames, surrounding wall; foundation & wall sole or sill plale; joints between exterior wall panels at comers; utility penetrations; between wall panels & IopIboltom plates; between walls & "oar. EXCEPTION: Frame walls where a conlinuous infiltration barrier is installed that extends from, and is sealed to, the fOll1dation to the top plale. Floors 606.1.ABC.1.2.2 Penetrations/openings> lIB' sealed unless backed by truss or Joint members. EXCEPTION: Frame floors where a continuous inlillration barrier is installed that is sealed to the perimeler, penetrations and seams. Ceilings 606.1.ABC.1.2.3 Seal: Between walls & ceHings; penetrations of ceiling plane of top floor; around shafts, chases. soffrts, chimneys, cabinets sealed 10 continuous air barrier; gaps in gyp board & lop plale; attic access. EXCEPTION: Frame ceilings where a continuous infiltration barrier is installed that is sealed at the perimeter, al penetrations and seams. Recessed Lighting Fixtures 606. 1.ABC. 1.2.4 Type Ie rated with no penetrations, sealed; or Type IC or non.IC rated, installed inside a sealed box with 112' clearance & 3' from insulation; or Type Ie rated wilh <2.0 cfm from conditioned soace tested. Multi-story Houses 606.1.ABC .1.2.5 Air barrier on perimeter of floor cavitv between ffoors. Additionallnfiltralion reqts 606.1.ABC.l.3 Exhausl fans vented to outdoors, dampers; combustion space healers comply with NFPA, have combustion air. 6A.25 OTHER PRESCRIPTIVE MEASURES must be met or exceeded b all residences. . COMPONENTS SECTION Water Heaters 612.1 Shower Heads 612.1 M Dislri>ulion Systems 610.1 CHECK : Swinming Pools & Spas 612.1 HVAC Controls 607.1 Insulation 604.1,602.1 .188 FLORIDA BUILDING CODe - BUILDING o..~~__..___....__-.-.,....-...,_..._........,--,~~,._-,.-....-