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ADDITIONAL TABLES CLIMATE ZONES 4 5 6 6A-18 HEATING CREDIT MULTIPLIERS (HCM) SYSTEM TYPE HEATING CREDIT MULTIPLIERS (HCM) Programmable Thermostat HCM .95 Multizone HCM .95 Natural Gas AFUE .68-.72 I .73-R I .78-.82 I .83-.87 I .88-.92 I .93 & Up 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-19 COOLING CREDIT MULTIPLIERS CCM) SYSTEM TYPE COOLING CREDIT MULTIPLIERS (CCM) CeilinQ Fans .95' Cross Ventilation .95' Whole House Fan .95' 'Credit may be taken for only Multizone .95 one of these system types concurrently. Programmable Thermostat .95 6A-20 HOT WATER CREDIT MULTIPLIERS (HWCM) SYSTEM TYPE NOTE: A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM. SEE TABLE 6A-9. EF MEANS ENERGY FACTOR. Heat Recovery Unit With Air Conditioner Heat Pump HWCM .84 .78 Add-oo Dedicated Heat PUflll EF 2.0-2.49 2.5-2.99 3.0-3.49 I 3.5 & Uo (without tank) HWCM .44 .35 .29 I .25 Add-on Solar Water Heater EF 1.0-1.9 2.0-2.9 3.0-3.9 I 4.0-4.9 I 5.0 & Uo (without tank) HWCM .84 .42 .28 I .21 I .17 A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM. SEE TABLE 6A-9. EF MEANS ENERGY FACTOR. 6A-21 INFILTRATION REDUCTION COMPLIANCE CHECKLIST COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK Exterior Windows & Doors 606.1.ABC.1.1 Max: .3 cfm/sq.ft. window area; .5 cfm/sq.ft. door area. Exterior & Adjacent Walls 606.1.ABC.1.2.1 Caulk, gasket, weatherstrip or seal between: windows/doors & frames, surrounding wall; foundation & wall sole or sill plate; joints between exterior wall panels at corners; utility penetrations; between wall panels & toplbottom plates; between walls & floor. EXCEPTION: Frame walls where a continuous infiltration barrier is installed that extends from, and is sealed to, the foundation to the top plate. Floors 606.1.ABC.1.2.2 Penetrations/openings >1/8" sealed unless backed by truss or joint members. EXCEPTION: Frame floors where a continuous infiltration barrier is installed that is sealed to the perimeter, penetrations and seams. Ceilings 606.1.ABC.1.2.3 Seal: Between walls & ceilings; penetrations of ceiling plane of top floor; around shafts, chc ses, soffits, chimneys, cabinets sealed to continuous air barrier; gaps in gyp board & top plate; attic access. EXCEPTION: Frame ceilings where a continuous infiltration barrier is installed that is sealed at the perimeter, at penetrations and seams. Recessed Lighting Fixtures 606.1.ABC.1.2.4 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 Type IC rated with <2.0 cfm from conditioned space tested. Multi-story Houses 606.1.ABC.1.2.5 Air barrier on perimeter of floor cavity between floors. Additional Infiltration reqts 606.1.ABC.1.3 Exhaust fans vented to outdoors, dampers; combustion space heaters comply with NFPA, have combustion air. 6A-22 OTHER PRESCRIPTIVE MEASURES (must be met or exceeded by all residences.) COMPONENTS SECTION REQUIREMENTS CHECK Water Heaters 612.1 Comply with efficiency requirements in Table 6-12. Switch or clearly marked circuit breaker (electric) or cutoff (oas) must be orovided. External or built-in heat trao reauired. Swimming Pools & Spas 612.1 Spas & heated pools must have covers (except solar heated). Non-commercial pools must have a pump timer. Gas spa & pool heaters must have a minimum thermal efficiency of 78%. Shower Heads 612.1 Water flow must be restricted to no more than 2.5 Qallons 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: R-6 min. insulation. HV AC Controls 607.1 Separate readily accessible manual or automatic thermostat for each system. Insulation 604.1,602.1 CeilinQs-Min. R-19. Common walls-Frame R-11 or CBS R-3 both sides. Common ceiling & floors R-11. .6.