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ADDITIONAL TABLES 6A-18 HEATING CREDIT MULTIPLIERS (HCM) ~YSrr;~.TYPE ._I!E.4TIN~!=f\~[)IT ",UL rIP~Ir;R~ {IiC",) u_ Att~ _Fl,!(ji~nl!3C1r!ier HCM .98 ------_._~---_. --.-------- -- Multizone HCM :-~ ---~---..~ --.. -- --~---._'---- --------~-- AFUE ,68-.72 ,73-.7~ _,-,?~~g__ ,~JlL__ __...M. ,!~L_ ,~3 ~ Up Natural Gas -'HCM .61 .56 .53 ~L__ .47 ,44 --..---..-----.------ lP Gas HCM .77 .72 ,67 .63 .60 57 CLIMATE ZONES 4 5 6' 6A-19 COOLING CREDIT MULTIPLIERS CCM) SYSTEM TYPE COOLING CREDIT MUL.fJPLlERS {CCM) _.--------~._--_.._---.__.- ----------- c:~iJi!l.9 Fans (86' ..J Cross Ventilation ']5' 'Credit may be Iaken for only Whole House Fan .95' __ one of these system types concurrently. ------ .95 Multizone , Attic -Radiant Barrier ,95 Heat Recovery Unit , ., HOTWATEB.CBED1ULIlPUfBS1HWCMI _ -- __ Air Cooditione~~__ ______ __ _ _Heal Pump_ ----- - -- ----. _ _ '18 ---.2.5:2,99.. ____ __ _ 3,()-3A9_ _ __ _ 1:lWC~___ , ~35....___ __ ---.2L____n _ _EE_-_,--==En_1.D: 0-2..9___-1 _ _3.0:3,Lnn E-_-".0'n4.9 _. n HWCL_.B _..28. __ .2L ___ _ _ A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM. SEE TABLE 6A.9. EF MEANS ENERGY FACTOR _3.5 & Up .25 5,0 & Up .17 Dedicated Heat Pump Solar 6A-21 INFILTRATION REDUCTION PRACTICE COMPLIANCE CHECKLIST (SEE SECTION 606) COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK PRACTICE #'l 606.1 COMPLY WITH All INFILTRATION PRESCRIPTIVES. Windows Maximum of 0.34 CFM per linear foot of operable sash crack (includes slidinQ Qlass doors). Exterior & Adiacent Doors Maximum of 0.5 CFM per sq. ft. of door area' solid core wood panel insulated or Qlass doors on Iv. Exterior Joints & Cracks To be caulked. gasketed weatherstripped or otherwise sealed. PRACTICE #2 ) 606.1 COMPLY WITH #1 AND THE FOLLOWING: '-Exterior WeHs-arlcl Floors Top plate penetrations sealed. Infiltration barrier installed. Sole plate/floor ioint caulked or sealed. Exterior Walls & Ceilings Penetrations ioints and cracks on interior surface caulked sealed or aasketed. Ductwork Ductwork in unconditioned space must be sealed. Fireplaces Equipped with outside combustion air doors. and flue dampers. Exhaust Fans Equipped with dampers. Combustion devices see 606.1 A2 PRACTICE *3 606.1 COMPLY WITH PRACTICES #1 AND #2 AND THE FOllOWING: Ceilinas Infiltration barrier installed, Interior Walls Top penetrations sealed or ioints & cracks on interior walls caulked sealed or Qasketed. Recessed liahls Sealed from conditioned & insulated from ventilated attic spaces. Ductwork All ductwork located in conditioned space. Combustion Appliances Be in unconditioned space (except direct vent), draw air from unconditioned space, exhaust by-products to outside. Combustion cooking appliances see section 606.1 A3 6A.22 OTHER PRESCRIPTIVE MEASURES (must be met or exceeded by all residences.) COMPONENTS SECTION REQUIREMENTS CHECK Water Healers 612.1 Comply with efficiency requirements in Table 6-11. Switch or clearly marked circuit breaker (electric) or cutoff (aas) must be provided. External or built-in heat trap required. 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 3 gallons per minute at 80 PSIG. Air Distribution System 610.1 All ducts, fittings. mechanical equipment and plenwn chambers shall be mechanically attached, sealed. insulated, and installed in accordance with the criteria of Section 61 O. Ducts in unconditioned attics must be insulated to a minimum of R-6. Air handlers shall not be installed in attics unless in mechanical closet. HVAC Controls 607.1 Separate readily accessible manual or automatic thermostat for each svstem. Insulation 604,1,602,1 Ceilings-Min. R-19. Common walls-Frame R-ll or CBS R-3 both sides. Common ceiling & floors R-l1. -~.