|
<br />ADDITIONAL TABLES
<br />
<br />CLIMATE ZONES 4 5 6
<br />
<br />6A-18 HEATING CREDIT MULTIPLIERS (HCM)
<br /> SYSTEM TYPE HEATING CREDIT MULTIPLIERS (HCMl
<br />Proarammable Thermostat HCM .95
<br />Multizone HCM ,95
<br /> AFUE .68-.72 r .73-.n I ,78-.82 I .83',87 I ,88-.92 I ,93 & Uo
<br />Natural Gas HCM .56 I .52 I .49 I .46 I ,44 I .41
<br />LP Gas HCM .71 I ,66 I .62 I .58 I ,55 I .52
<br />
<br />6A-19 COOLING CREDIT MULTIPLIERS CCM)
<br /> SYSTEM TYPE COOLING CREDIT MULTIPLIERS (CCM)
<br />Ceilina Fans ,95'
<br />Cross Ventilation ,95'
<br />Whole House Fan ,95' 'Credit may be taken for only
<br />Multizone ,95 one of these system types concurrently.
<br />Programmable Thermostat .95
<br />
<br />6A-20 HOT WATER CREDIT MULTIPLIERS (HWCMI
<br /> SYSTEM TYPE NOTE: A HWM MUST BE USED IN CONJUNCTION WITl-I ALL HWCM. SEE TABLE 6A-9. EF MEANS ENERGY FACTOR.
<br />Heat Recovery Unit With Air Conditioner Heat Pumn
<br />HWCM .84 ,78
<br />Add-oo Dedicated Heat Pump EF 2,0-2.49 2,5-2,99 3.0-3.49 I 3,5 & Uo
<br />(without tank) HWCM .44 ,35 .29 I ,25
<br />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
<br />(without tank) HWCM .84 .42 ,28 I ,21 I ,17
<br /> A HWM MUST BE USED IN CONJUNCTION WITH ALL HWCM, SEE TABLE 6A.9. EF MEANS ENERGY FACTOR.
<br />
<br />6A 21 INFILTRATION REDUCTION COMPLIANCE CHECKLIST
<br />
<br />-
<br />COMPONENTS SECTION REQUIREMENTS FOR EACH PRACTICE CHECK
<br />Exterior Windows & Doors 606.1.ABC.l,1 Max: ,3 cfm/sq.ft, window area; ,5 cfm/sq.ft, door area,
<br />Exterior & Adjacent Walls 606.1.ABC.1.2,1 Caulk, gasket, weatherstrip or seal between: windows/doors & frames, surrounding wall;
<br /> foundation & wall sole or sill plate; joints between exterior wall panels at corners; utility
<br /> penetrations; between wall panels & toplbottom plates; between walls & floor.
<br /> EXCEPTION: Frame walls where a continuous infiltration barrier is installed that extends
<br /> from, and is sealed to, the foundation to the top plate.
<br />Floors 606,I,ABC,1.2,2 Penetrations/openings >1/8" sealed unless backed by truss or joint members.
<br /> EXCEPTION: Frame floors where a continuous infiltration barrier is installed that is sealed
<br /> to the perimeter, penetrations and seams,
<br />Ceilings 606,1.ABC.l,2.3 Seal: Between walls & ceilings; penetrations of ceiling plane of top floor; around shafts, ch, ses,
<br /> soffits, chimneys, cabinets sealed to continuous air barrier; gaps in gyp board & top plate;
<br /> attic access. EXCEPTION: Frame ceilings where a continuous infiltration barrier is
<br /> installed that is sealed at the perimeter, at penetrations and seams.
<br />Recessed Lighting Fixtures 606,I,ABC.l.2.4 Type IC rated with no penetrations, sealed; or Type IC or non-IC rated, installed inside a
<br /> sealed box with 1/2" clearance & 3" from insulation; or Type IC rated with <2.0 cfm from
<br /> conditioned soace tested,
<br />Multi.story Houses 606,I,ABC,I.2.5 Air barrier on perimeter of floor cavity between floors.
<br />Additional Infiltration reqts 606,1 ,ABC, 1 ,3 Exhaust fans vented to outdoors, dampers; combustion space heaters comply with NFPA,
<br /> have combustion air,
<br />
<br />6A-22 OTHER PRESCRIPTIVE MEASURES (must be met or exceeded bv 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 (aasl 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 pump timer, Gas spa & pool heaters must have a minimum thermal efficiency of 78%.
<br />Shower Heads 612,1 Water flow must be restricted to no more than 2.5 callons per minute at 80 PSIG.
<br />Air Distribution Systems 610.1 All ducts, fittings, mechanical equipment and plenum chambers shall be mechanically attached,
<br /> sealed, insulated, and installed in accordance with the criteria of Section 61 O. Ducts in unconditioned
<br /> attics: A-6 min, insulation,
<br />HV AC Controls 607.1 Separate 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 ceilina & floors R-11.
<br />
<br />-6.
<br />
|