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<br />ADDITIONAL TABLES
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<br />CLIMATE ZONES '1'4. , 6.
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<br />6A.18 HEATING CREDIT MULTIPLIERS (HCM) . .'
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<br />SYSTEM TYPE HEATING CREDIT MULTIPLIERS (HCM)
<br />Attic Radiant Barrier HCM .98
<br />Multizone HCM .90
<br />Natural Gas AFUE ,68-,72 .73-,77 ,78-,82 .83-,87 ,88-,92 ,93 & UP
<br /> HCM ,61 ,56 ,53 ,50 .47 .44
<br />LP Gas HCM .77 .72 ,67 .63 ,60 ,57
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<br />6A.19 COOLING CREDIT MULTIPLIERS CCM)
<br />SYSTEM TYPE COOLING CREDIT MULTIPLIERS (CCM)
<br />Ceilina Fans ,86'
<br />Cross Ventilation ,90' 'Credit may be taken for only
<br />Whole House Fan ,90'
<br />Multizone ,95 one of Ihese system types concurrently.
<br />Attic Radiant Barrier .95
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<br />6A-20 HOT WATER CREDIT MULTIPLIERS (HWCM)
<br />SYSTEM TYPE HOT WATER CREDIT MULTIPLIERS (HWCM)
<br />Heat Recovery Unit With Air Conditioner Heat Pump
<br />HWCM ,62 .58
<br />Dedicated Heat Pump EF 2,0-2.49 I 2.5-2,99 3.0-3.49 I 3.5 & Up
<br />HWCM .44 I ,35 ,29 I ,25
<br /> A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM, SEE TABLE 6A-9, EF MEANS ENERGY FACTOR.
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<br />6A.21 INFILTRATION REDUCTION PRACTICE COMPLIANCE CHECKLIST
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<br />COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK
<br />PRACTICE #1 606,1 COMPLY WITH ALL INFILTRATION PRESCRIPTIVES,
<br />Windows 606.1 Maximum of 0,34 CFM per linear foot of operable sash crack (includes slidinQ Qlass doors),
<br />Exterior & Adiacent Doors 606,1 Maximum of 0,5 CFM per SQ. ft. of door area; solid core, wood oanel, insulated or Qlass doors only,
<br />Exterior Joints & Cracks 606.1 To be caulked, aasketed, weatherstripped or otherwise sealed.
<br />PRACTICE #2 606.2 COMPLY WITH #1 AND THE FOLLOWING:
<br />Exterior Walls and Floors Top plate penetrations sealed, Infiltration barrier installed, Sole plate/floor ioint caulked or sealed.
<br />Exterior Walls & Ceilinas Penetrations, ioints and cracks on interior surface caulked, sealed or Qasketed.
<br />Ductwork Ductwork in unconditioned space must be sealed,
<br />Fireplaces Equipped with outside combustion air, doors, and flue dampers.
<br />Exhaust Fans EQuiooed with damoers, Combustion devices see 606.1.A.2
<br />Combustion Appliances Be in unconditioned space (except direct vent), draw air from unconditioned space, exhaust to outside,
<br /> CookinQ appliances shall be dampered and use intermittent iQnition.
<br />PRACTICE #3 606.2 COMPLY WITH PRACTICES #1 AND #2 AND THE FOLLOWING:
<br />Ceilinas Infiltration barrier installed,
<br />Interior Walls Top penetrations sealed or ioints & cracks on interior walls caulked, sealed or Qasketed,
<br />Recessed Liahts Sealed from conditioned & insulated from ventilated attic spaces.
<br />Ductwork All ductwork located in conditioned soace.
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<br />6A-22 OTHER PRESCRIPTIVE MEASURES (must be met or exceeded by all residences.)
<br />COMPONENTS SECTION REQUIREMENTS CHECK
<br />Water Heaters 612.1 Comply with efficiency requirements in Table 6-12. Switch or clearly marked circuit breaker (electric)
<br /> or cutoff (aas) must be orovided, External or built-in heat trao reauired.
<br />Swimming Pools & Spas 612.1 Spas & heated pools must have covers (except solar heated), Non-commercial pools must have
<br /> a Dump timer, Gas soa & 0001 heaters must have a minimum thermal efficiency of 78%.
<br />Shower Heads 612.1 Water flow must be restricted to no more than 3 Qallons per minute at 80 PSIG.
<br />HVAC Duct Construction 610.1 All ducts, fittings, mechanical equipment and plenum chambers shall be mechanically attached,
<br />Insulation & Installation sealed, insulated, and installed in accordance with the criteria of Section 904.6. Duct in unconditioned
<br /> space and air handlers located in attics must be insulated to a minimum of R-6. Air handlers shall not
<br /> be installed in attics unless in mechanical closet.
<br />HVAC Controls 607,1 Seoarate readily accessible manual or automatic thermostat for each system,
<br />Insulation 604.1, 602,1 Ceilinas-Min, R-19, Common walls-Frame R-11 or CBS R-3 both sides. Common ceilinQ & floors R-11.
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