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APPENDIX 13-D ADDITIONAL TABLES 6A-19 COOLING CREDIT MULTIPLIERS CLIMATE ZONES 4 5 6 6A-20 AIR DISTRIBUTION SYSTEM CREDIT MULTIPLIERS SYSTEM TYPE Cooling credit multipliers (CCM) Ceiling Fans .95. Cross Ventilation .95" Whole House Fan .95' Muttizone .95 Programmable Thermostat .95 TYPE CREDIT prescriptive requirements Multiplier Air-tight Duct Credit' 610.1.A.l 1.00 Factory-sealed AHU Credit' 610.2.A.2.1 0.95 'Duel Sealing Mulliplier(DSM) shall be 1.15 (summer) Dr 1.16 (winter) unless Air-tight Duct Gredit is demonstraled by tesl report. 'Multiply Factory-sealed AHU Gredil by summer (Table 6A-7) Dr winter (Table 6A-16) AHU mulliplier. Insert total in the ':As Built AHU. box on page 2 Dr 4. "Credit may be taken for only one system type concurrenliy. 6A-21 HEATING CREDIT MULTIPLIERS (HCM) SYSTEM TYPE HEATING CREDIT MULTIPLIERS IHCM\ Programmable Thermostat HCM .95 Multizone HCM .95 AFUE .68-.72 .73-.77 78-.82 .83- .87 .88-.92 .93 & Up Natural Gas HCM .51 .56 .53 .50 .47 .44 LP-Gas HCM .77 .72 .67 .63 .50 .57 6A-22 HOT WATER MULTIPLIERS (HWM) SYSTEM TYPE See Tabla 1J-6121.ABC.3.21or code mlJlimums HOT WATER MULTIPLIERS (HWM) EF .80-.81 .82-.83 .84-.85 .86-.87 .88-.90 .91-.93 .94-.96 .97 &Up Electric Resistance HWM 2820 2752 2685 2624 2564 2479 2400 2326 EF .43-.47 .48-.49 .50-.51 .52-.53 .54-.55 .56-.57 .58-.59 .60-.61 .82-.63 .64-.65 .66 &Up Natural Gas HWM 2162 1936 1859 1787 1721 1660 1602 1549 1499 1452 1408 LP-Gas HWM 2645 2368 2274 2186 2106 2031 1960 1895 1834 1776 1722 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 5.0-Up Ded. HP or Soiar System with Tank HWM 2256 1504 1128 902 752 645 564 501 451 6A-23 HOT WATER CREDIT MULTIPLIERS (HWCM) SYSTEM TYPE HOT WATER CREDIT MULTIPLIERS (HWCM) With Air Conditioner Heat Pump Heat Recovery Unit HWCM .84 .78 Add-on Dedicated Heat Pump (without EF 2.0-2.49 2.5-2.99 3.0-3.49 I 3.5 & Up tank) HWCM .44 .35 .29 I .25 EF 1.0-1.9 2.0-2.9 3.0-3.9 1 4.0-4.9 I 5.0 & Up Add-on Soiar Water Heater (without tank) I 1 HWCM .84 .42 .28 .21 .17 NOTE: An HWM must be used in conjunction with all HWGM. See Table 6A-22. EF Means Energy Factor. 6A-24 INFILTRATION REDUCTION COMPLIANCE CHECKLIST COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK Exterior Windows & Doors 806.1.ABC.l.l Max: 3 etm/sq. ft. window area; .5cfm/sq. ft. door area. Caulk. gasket, weatherstrip or seal between: windows/doors & frames. surrounding wall: foundation & wall sole or sill plate; joints Exterior & Adjacent Walls 606.1.ABC.l.2.1 between exterior wall panels at comers; utility penetrations; between wall panels & toplbottom plates; between walls & floor. EXCEPTION: Frame walls where a continous infiltration barrier is installed that extends from. and Is sealed to, the foundation to the ton nlate. I Floors 608.1.ABC.1.2.2 Penetrations/openings> 1/8/1 sealed unless backed by truss or joint members. EXCEPTION: Frame floors where a continuous infiltration barrier is installed that is sealed to the oanmerer, oenetrations and seams. Ceilings Seal: Between walls & ceilings: penetrations of ceiling plane of top floor; around shafts, chases, soffits, chimneys. cabinets sealed 606.1.ABC.1.2.3 to continuous air barrier; gaps in gyp board & top plate; attic access. EXCEPTION: Frame ceilings where a continuous in'iUration barrier is installed that is sealed at the perimeter, at nenetratlons and seams. Recessed Lighting Fixtures 606.1.ABC.l.2.4 Type IC rated with no penetrations, sealed; or Type IC or non-IC rated, installed inside a sealed box with 1/2" clearance & 3" from insulation; or Tvne IC rated with <2.0 elm from conditioned snacs, tested. Multistory Houses 506.1.ABC.l.2.5 Air barrier on perimeter of floor cavity between floors. Additional Infiltration reqts 606.1.ABC.l.3 Exhaust fans vented to outdoors, dampers; combustion space heaters comply with NFPA, have combustion air. 6A-2S OTHER PRESCRIPTIVE MEASURES (must be met or exceeded by aU realdence..) COMPONENTS SECTION REQUIREMENTS CHECK Water Heaters 612.1 Comply with efficiency requirements in Table 612.1.ABC.3.2. Switch or clearly marked circuit breaker (electric) or cutoff (gas) must be rovided. External or built-in heat tran reouired for vertical nine risers. Swimming Pools & Spas 812.1 Spas & heated pools must have covers (except solar heated). Nan..commercial pools must have a pump timer. Gas spa & pool heaters must have a minimum thelTTlal efficiencY' of 78%. Shower Heads 612.1 Water flow must be restricted to no more than 2.5 gallons per minute at 80 PSIG. Air Distribution Systems 610.1 All ducts, fittings. mechanical equipment and plenum chambers shall be mechanically attached. sealed, Insulated. and installed in accordance with the criteria of Section 610. Ducts in unconditioned attics: A-6 minimum Insulation. HVAC Controls 607.1 Separate readily accessible manual or automatic thermostat for each system. Insulation 604.1,602.1 Ceilings-Min. R-19. Common walls-Frame R-11 or CBS R-3 both sides. Common ceiling & floors R-11. 13-D.20 Page 6 FLORIDA BUILDING CODE - BUILDING