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,ADDITIONAL TABLES CLIMATE ZONES 4 ~ ( GA-18 H'EATING CREDIT MULTIPLIERS (HCM) _. .._~v:.STEM TYPE_______ HEATING CREDIT MULTIPLIERS (HCM) Attic Radiant Barrier HCM .98 ----"- Multizone HCM ~~_._.. .95 -_.----~_.~.._~--- AFUE .68-,72 .73-.77 ,78-.82 ..83i' J 8&"T93 & Up:~ Natural Gas .-- - HCM .61 ,56 .53 _. .47 ,44 LP Gas HCM .77 ,72 ,67 .60 ,57 6A.19 COOLING CREDIT MULTIPLIERS CCM) SYSTEM TYPE COOLING CREDIT MULTIPLIERS ICCMj --_..~-~.. -.~~-_.- c;eliin.ll FCiflS~. __ .. .86' -------- .._.._.._~_._._..__._-- Cross Ventilation_ . ______ -. .95' 'Credit may be taken for only --~----------- Whole House Fan ,95' one of these system types concurrently. -------.-..-. ..._---_._~..__.,-----~ ~. -~_.~---_._-~----- Multizone .95 ------- - -------.- --_..__.,-_.~~---- -----~_... ..----_.. -------- Attic Radiant Barrier ,95 Dedicated Heat Pump .Wjlh HWCM _...EE..__~___ . _HWCM ___ HOT WATER C.REDIT MULJIPUERS (HWCM). _______ Air C.Q[1dlliQuer ~ f - - - - ~ 1rea1EumiL -- u_n'_u --=-"l 2~2" nl_~lc~ T- 50~ . :1.9----~- 2.0-2,9'~ 3,O-3.9~ -r--~A, ~----:-- 84 ~ 42 ===1== 28 _. =c=.......2L_ .____ - A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM, SEE TABLE 6A-9. EF MEANS ENERGY FACTOR. SYSTEM TYPE Heat Recovery Unit Solar 6A-21 INFilTRATION REDUCTION PRACTICE COMPLIANCE CHECKLIST (SEE SECTION 606\ COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK I PRACTICE #1 606,1 COMPLY WITH ALL INFIL TRA TION PRESCRIPTIVES. Windows Maximum of 0.34 CFM oer linear foot of ooerable sash crack (includes slidina alass doors). 1 Exterior & Adiacent Doors Maximum of 0.5 CFM oer sa. ft. of door area' solid core wood oanel, insulated or alass doors onlv, I , Exterior Joints & Cracks To be caulked aasketed weatherstriooed or otherwise sealed. I PRACTICE #2 606.1 COMPLY WITH #1 AND THE FOLLOWING: 1 Extenor Walls and Floors Too olate oenetrations sealed. Infiltration barrier installed, Sole olate/floor ioint caulked or sealed, I ~!..Walls & Ceilinas Penetrations ioints and cracks on interior surface caulked. sealed or oasketed. Duc~()rk __.______. Ductwork in unconditioned soace must be sealed. .1 FireDlaces Eauiooed with outside combustion air doors and flue damners. Exhaust Fans Eauiooed with damoers. Combustion devices see 606.1.A.2 PRACTICE #3 606,1 COMPLY WITH PRACTICES #1 AND #2 AND THE FOLLOWING: -+-". Ceilinos Infiltration barrier installed. .. Interior Walls Too oenetrations sealed or ioints & cracks on interior walls caulked sealed or aasketed. I Recessed Liahts Sealed from conditioned & insulated from ventilated attic soaces. Ductwork All ductwork located in conditioned soace. I Combustion Appliances Be in unconditioned space (except direct vent), draw air from unconditionE~d space, exhaust 1 , I by-products to outside. Combustion cooking appliances see section 606.1.A.3 I 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 6-11. Switch or clearly marked circuit breaker (electric) I ! or cutoff {aas\ must be orovided. External or built-in heat tran reouired. Swimming Pools & Spas 612,1 Spas & heated pools must have covers (except solar heated). Non-commercial pools must have , a oumo timer. Gas spa & pool heaters must have a minimum thermal efficiencv of 78%. , I Shower Heads 612,1 Water flow must be restricted to no more than 3 aallons oer minute at 80 PSIG. I I Air Distribution System 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 must be insulated to a minimum of R-6. Air handlers shall not be installed in attics unless in mechanical closet. HV AC Controls 607.1 Separate readilv accessible manual or automatic thermostat for each svst'3rn. Insulation 604.1,602.1 Ceilinas-Min. R-19. Common walls-Frame R-ll or CBS R-3 both sides. Common ceilina & floors R-ll. , -6-