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Table 406.2 <br />Energy Credits 2015 Code <br />OPTION <br />DESCRIPTION <br />CREDIT(S) <br />Estimated Cost <br />la <br />EFFICIENT BUILDING ENVELOPE I a: <br />0.5 <br />Prescriptive compliance is based on Table R402.1.1 with the following modifications: <br />Vertical fenestration U = 0.28 <br />Floor R-38 <br />Slab on grade R-10 perimeter and under entire slab <br />Below grade slab R-10 perimeter and under entire slab <br />or <br />Compliance based on Section R402.1.4: Reduce the Total UA by 5%. <br />lb <br />EFFICIENT BUILDING ENVELOPE lb: <br />1.0 <br />Prescriptive compliance is based on Table R402.1.1 with the following modifications: <br />Vertical fenestration U = 0.25 <br />Wall R-21 plus R-4 <br />Floor R-38 <br />Basement wall R-21 int plus R-5 ci <br />Slab on grade R-10 perimeter and under entire slab <br />Below grade slab R-10 perimeter and under entire slab <br />or <br />Compliance based on Section R402.1.4: Reduce the Total UA by 15%. <br />1c <br />EFFICIENT BUILDING ENVELOPE lc: <br />2.0 <br />Prescriptive compliance is based on Table R402.1.1 with the following modifications: <br />Vertical fenestration U = 0.22 <br />Ceiling and single -rafter or joist -vaulted R-49 advanced <br />Wood frame wall R-21 int plus R- 12 ci <br />Floor R-38 <br />Basement wall R-21 int plus R- 12 ci <br />Slab on grade R-10 perimeter and under entire slab <br />Below grade slab R-10 perimeter and under entire slab <br />or <br />Compliance based on Section R402.1.4: Reduce the Total UA by 30%. <br />Id' <br />EFFICIENT BUILDING ENVELOPE Id: <br />0.5 <br />Prescriptive compliance is based on Table R402.1.1 with the following modifications: <br />Vertical fenestration U = 0.24 <br />2a <br />AIR LEAKAGE CONTROL AND EFFICIENT VENTILATION 2a: <br />0.5 <br />Compliance based on R402.4.1.2: Reduce the tested air leakage to 3.0 air changes per <br />hour maximum <br />and <br />All whole house ventilation requirements as determined by Section M1507.3 of the <br />International Residential Code shall be met with hi wrt a h efficient fan maximum 0.35 <br />g Y ( <br />watts/cfm), not interlocked with the furnace fan. Ventilation systems using a furnace <br />including an ECM motor are allowed, provided that they are controlled to operate at <br />lows speed in ventilation only mode <br />P Y <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the maximum tested building air leakage and shall <br />show the qualifying ventilation st m. <br />s e <br />Y <br />2b <br />AIR LEAKAGE CONTROL AND EFFICIENT VENTILATION 2b: <br />1.0 <br />Compliance based on Section R402.4.1.2: Reduce the tested air leakage to 2.0 air <br />changes per hour maximum <br />g <br />and <br />All whole house ventilation requirements as determined by Section M1507.3 of the <br />International Residential Code shall be met with a heat recovery ventilation system <br />with minimum sensible heat recovery efficiency of 0.70. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the maximum tested building air leakage and shall <br />show the heat recovery ventilations stem. <br />DOOR AND WINDOW NOTES <br />1. EVERY SLEEPING ROOM AND HABITABLE ROOMS IN BASEMENTS SHALL <br />HAVE AT LEAST ONE OPERABLE WINDOW WITH A NET CLEAR <br />OPENING OF 5.7 SF. THE OPENING HEIGHT SHALL BE 24" MINIMUM <br />AND WIDTH 20" MINIMUM, WITH A FINISHED SILL HEIGHT NO MORE THE <br />44" ABOVE THE FLOOR, PER IRC R310.1. IF WINDOW WELLS ARE <br />NECESSARY THEY SHALL MEET THE REQUIREMENTS OF IRC R310.2. <br />2. EXTERIOR WINDOWS AND GLASS DOORS SHALL BE DESIGNED TO <br />RESIST THE DESIGN WIND LOADS SPECIFIED IN TABLE R301.2(2) AND <br />ADJUSTED FOR HEIGHT AND EXPOSURE PER TABLE R301.2(3). <br />3. EXTERIOR WINDOWS AND GLASS DOORS SHALL BE TESTED BY AN <br />APPROVED INDEPENDENT LABORATORY AND BEAR A LABEL <br />IDENTIFYING MANUFACTURER, PERFORMANCE CHARACTERISTICS <br />AND APPROVED INSPECTION AGENCY TO INDICATE COMPLIANCE <br />WITH THE REQUIREMENTS OF IRC SECTION R308 <br />4. GLAZING IN HAZARDOUS LOCATIONS SUCH AS: <br />a. PANES IN SWINGING, SLIDING, STORM OR BIFOLD DOORS, <br />b. GLAZING WITHIN 24" OF A DOOR OPENING, <br />> c. GLAZING IN STAIRWAYS, <br />d. GLAZING IN SHOWER OR TUB SURROUNDS <br />e. GLAZING IN GUARDS AND RAILINGS <br />f. GLAZING CLOSER THAN 18" TO A FLOOR <br />SHALL BE SAFETY GLAZING OR WIRE REINFORCED, TEMPERED OR <br />LAMINATED SAFETY GLASS, OR SHATTER RESISTANT PLASTIC PER <br />IRC R308.4. GLAZING WITH THE EXPOSED EDGE WITHIN A 24" <br />ARCH OF THE VERTICAL EDGE OF A DOOR SHALL BE <br />SAFETY GLAZING PER IRC R308.4 <br />5. GLAZING IN SKYLIGHTS SHALL CONFORM TO IRC R308.6. <br />Table 406.2 <br />Enerqv Credits (2015 Code) <br />OPTION <br />DESCRIPTION <br />CREDIT(S) <br />Estimated Cost <br />5a <br />EFFICIENT WATER HEATING 5a: <br />0.5 <br />All showerhead and kitchen sink faucets installed in the house shall be rated at 1.75 <br />GPM or less. All other lavatory faucets shall be rated at 1.0 GPM or less.' <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the maximum flow rates for all showerheads, kitchen <br />sink faucets, and other lavatory faucets. <br />5b <br />EFFICIENT WATER HEATING 5b: <br />1.0 <br />Water heating system shall include one of the following: <br />Gas, propane or oil water heater with a minimum EF of 0.74 <br />or <br />Water heater heated by ground source heat pump meeting the requirements of Option <br />3c. <br />or <br />For R-2 occupancy, a central heat pump water heater with an EF greater than 2.0 that <br />would supply DHW to all the units through a central water loop insulated with R-8 <br />minimum pipe insulation. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the water heater equipment type and the minimum <br />e ui ment efficiency. <br />5c <br />EFFICIENT WATER HEATING 5c: <br />1.5 <br />Water heating system shall include one of the following: <br />Gas, propane or oil water heater with a minimum EF of 0.91 <br />or <br />Solar water heating supplementing a minimum standard water heater. Solar water <br />heating will provide a rated minimum savings of 85 therms or 2000 kWh based on the <br />Solar Rating and Certification Corporation (SRCC) Annual Performance of OG-300 <br />Certified Solar Water Heating Systems <br />or <br />Electric heat pump water heater with a minimum EF of 2.0 and meeting the standards <br />of NEEA's Northern Climate Specifications for Heat Pump Water Heaters <br />To qualify to claim this credit, th e building permit drawings shall specify the option <br />being selected and shall specify the water heater equipment type and the minimum <br />equipment efficiency and, for solar water heating systems, the calculation of the <br />minimum energy savings. <br />5d <br />EFFICIENT WATER HEATING 5d: <br />0.5 <br />A drain water heat recovery unit(s) shall be installed, which captures waste water heat <br />from all the showers, and has a minimum efficiency of 40% if installed for equal flow <br />or a minimum efficiency of 52% if installed for unequal flow. Such units shall be <br />rated in accordance CSA B55.1 and be so labeled. <br />To qualify to claim this credit, the building permit drawings shall include a plumbing <br />diagram that specified the drain water heat recovery units and the plumbing layout <br />needed to install it and labels or other documentation shall be provided that <br />demonstrates that the unit complies with the standard. <br />ECHANICAL AND ENERGY NOTES <br />ALL WORK SHALL CONFORM TO THE INTERNATIONAL MECHANICAL <br />DDE, THE 2015 WASHINGTON STATE ENERGY CODE <br />SEE BUILDING SECTION FOR INSULATION RATING AND LOCATION. <br />KITCHEN RANGE FAN, EXHAUST FANS, AND CLOTHES DRYERS SHALL <br />CHAUST DIRECTLY TO THE OUTSIDE. VENTS SHALL BE SMOOTH, <br />ON -COMBUSTIBLE, NONABSORBENT AND EQUIPPED WITH BACK -DRAFT <br />4MPER. ALL EXHAUST OUTLETS SHALL TERMINATE AT LEAST <br />FEET FROM ANY OPENING INTO THE BUILDING. <br />ENERGY CODE GENERAL NOTES: <br />a. ELECTRICAL OR GAS WATER HEATERS SHALL HAVE THE <br />FOLLOWING: <br />i. SEPARATE POWER OR GAS SHUTOFF. <br />ii. NONCOMBUSTIBLE R-10 PAD (UNHEATED SPACES ONLY) <br />iii. 1987 NAECA LABEL ON TANK <br />iv. TEMPERATURE SETTING OF 120 DEGREES F. <br />b. SHOWER AND LAVATORIES SHALL LIMIT FLOW TO 2.6 GPM <br />c. CEILING INSULATION: <br />i. BAFFLES TO MAINTAIN 1" AIRSPACE ABOVE INSULATION <br />ii. BAFFLES TO EXTEND 6" ABOVE BATT INSULATION <br />iii. BAFFLES TO EXTEND 12" ABOVE LOOSE FILL INSULATION. <br />d. WALL INSULATION SHALL BE: <br />i. FACED, STAPLED BATTS, OR <br />ii. FRICTION FIT UNFACED BATT WITH 4 MIL POLY VAPOR <br />RETARDER, OR PVA PAINT WITH A DRY SUP PERM RATING <br />OF 1.0 MAXIMUM. <br />e. CONCEALED INSULATION SHALL BE PLACED BEHIND SHOWER/TUB <br />AND BEHIND PARTITION STUD/ CORNER. <br />Table 406.2 <br />Energv Credits (2015 Code) <br />OPTION <br />I DESCRIPTION <br />CREDIT( <br />Estimated Cost <br />2c <br />AIR LEAKAGE CONTROL AND EFFICIENT VENTILATION 2c: <br />1.5 <br />Compliance based on Section R402.4.1.2: Reduce the tested air leakage to 1.5 air <br />changes per hour maximum <br />and <br />All whole house ventilation requirements as determined by Section M1507.3 of the <br />International Residential Code shall be met with a heat recovery ventilation system <br />with minimum sensible heat recovery efficiency of 0.85. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the maximum tested building air leakage and shall <br />show the heat recovery ventilations stem. <br />3a <br />HIGH EFFICIENCY HVAC EQUIPMENT 3a: <br />1.0 <br />Gas, propane or oil -fired furnace with minimum AFUE of 94%, or <br />Gas, propane or oiled -fired boiler with minimum AFUE of 92% <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the heating equipment type and the minimum <br />equipment efficiency. <br />3b <br />HIGH EFFICIENCY HVAC EQUIPMENT 3b: <br />1.0 <br />Air -source heat pump with minimum HSPF of 9.0 <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the heating equipment type and the minimum <br />equipment efficiency. <br />3c <br />HIGH EFFICIENCY HVAC EQUIPMENT 3c: <br />1.5 <br />Closed -loop ground source heat pump; with a minimum COP of 3.3 <br />or <br />Open loop water source heat pump with a maximum pumping hydraulic head of 150 <br />feet and minimum COP of 3.6 <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the heating equipment type and the minimum <br />equipment efficient . <br />3d <br />HIGH EFFICIENCY HVAC EQUIPMENT 3d: <br />1.0 <br />Ductless Split System Heat Pumps, Zonal Control: In homes where the primary space <br />heating system is zonal electric heating, a ductless heat pump system shall be installed <br />and provide heating to the largest zone of the housing unit. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the heating equipment type and the minimum <br />equipment efficiency. <br />4 <br />HIGH EFFICIENCY HVAC DISTRIBUTION SYSTEM: <br />1.0 <br />All heating and cooling system components installed inside the conditioned space. <br />This includes all equipment and distribution bution system components such as forced air <br />ducts, hydronic piping, hydronic floor heating loop, convectors and radiators. All <br />combustion equipment shall be direct vent or sealed combustion. <br />For forced air ducts: A maximum of 10 linear feet of return ducts and 5 linear feet of <br />supply ducts may be located outside the conditioned space. All metallic ducts located <br />outside the conditioned space must have both transverse and longitudinal joints sealed <br />with mastic. If flex ducts are used, they cannot contain splices. Flex duct connections <br />must be made with nylon straps and installed using a plastic strapping tensioning tool. <br />Ducts located outside the conditioned space must be insulated to a minimum of R-8. <br />Locating system components in conditioned crawl spaces is not permitted under this <br />option. <br />Electric resistance heat and ductless heat pumps are not permitted under this option. <br />Direct combustion heating equipment with AFUE less than 80% is not permitted <br />under this option. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall specify the heating equipment type and shall show the <br />location of the heating and cooling equipment and all the ductwork. <br />f. FLOOR INSULATION SHALL HAVE VAPOR BARRIER ON THE WARM <br />SIDE. <br />g. ATTIC AND CRAWL SPACE ACCESS PANELS SHALL BE INSULATED <br />AND WEATHER STRIPED. <br />L VAPOR RETARDERS SHALL BE INSTALLED PER S.502.1.6. <br />j. 6-MIL BLACK POLYETHYLENE GROUND COVER SHALL BE LAPPED <br />12" AT JOINT AND EXTEND TO FOUNDATION WALL IN CRAWL <br />SPACE. <br />k. ALL EXTERIOR DOORS (EXCEPT 20 MINUTE DOORS) SHALL BE <br />WEATHER STRIPPED PER S.502.4.3. <br />I. SERVICE HOT AND COLD WATER PIPING IN UNCONDITIONED <br />SPACES SHALL BE INSULATED TO THE MINIMUM VALUES <br />LISTED IN TABLE 5-12 AND SECTION 503.1.1. <br />m. EACH DWELLING UNIT SHALL BE PROVIDED WITH HEATING <br />FACILITIES CAPABLE OF MAINTAINING 70 DEGREES F AT A <br />POINT 3'-0" ABOVE THE FLOOR IN ALL HABITABLE ROOMS <br />WHEN THE OUTSIDE TEMPERATURE IS AS SET FORTH IN <br />SECTION 305 WSEC, SECTION 310.11 OF UBC. FUEL BURNING <br />APPLIANCES SHALL BE LISTED AND LABELED BY AN <br />APPROVED AGENCY AND INSTALLED AND VENTED <br />ACCORDING TO SPECIFICATIONS. PROVIDE A MINIMUM CLEAR <br />WORKING SPACE OF 3" MINIMUM ALONG SIDES, BACK AND <br />TOP OF APPLIANCE WITH 12" MINIMUM CLEARANCE TOTAL SIDE <br />TO SIDE. <br />n. STANDARD AIR LEAKAGE CAULKING IS <br />COMPLETE WHEN INSTALLED IN THE FOLLOWING LOCATIONS: <br />i. BETWEEN SOLE PLATE/ SUB FLOOR. <br />ii. WIRING, PLUMBING/ DUCT REGISTER PENETRATIONS <br />iii. RIM JOISTS/ MUD SILLS (HEATED LOWER FLOORS) <br />iv. PARTITIONS/ STUD PENETRATIONS. <br />v. LIGHT FIXTURE/ FLUE PENETRATIONS. <br />vi. AROUND WINDOW AND DOOR FRAMES <br />5. WASHINGTON STATE VENTILATION AND INDOOR AIR <br />QUALITY CODE NOTES: <br />a. EACH DWELLING UNIT OR GUEST ROOM SHALL BE EQUIPPED WITH <br />SOURCE SPECIFIC AND WHOLE HOUSE VENTILATION SYSTEMS <br />DESIGNED TO SATISFY THE REQUIREMENTS OF THE <br />WASHINGTON STATE <br />b. MECHANICAL VENTILATION FAN DUCTS SHALL BE 4" OR PROPERLY <br />SIZED <br />c. MECHANICAL VENTILATION SYSTEMS SHALL HAVE A TIMER, <br />DEHUMIDSTAT OR SWITCH <br />Table 406.2 <br />Energv Credits (2015 Code) <br />PTION <br />DESCRIPTION <br />CREDITS) <br />Estimated Cost <br />6 <br />RENEWABLE ELECTRIC ENERGY: <br />0.5 <br />For each 1200 kWh of electrical generation per each housing unit provided annually <br />by on -site wind or solar equipment a 0.5 credit shall be allowed, up to 3 credits. <br />Generation shall be calculated as follows: <br />For solar electric systems, the design shall be demonstrated to meet this requirement <br />using the National Renewable Energy Laboratory calculator PVWATTs. <br />Documentation noting solar access shall be included on the plans. <br />For wind generation projects designs shall document annual power generation based <br />on the following factors: <br />The wind turbine power curve; average annual wind speed at the site; frequency <br />distribution of the wind speed at the site and height of the tower. <br />To qualify to claim this credit, the building permit drawings shall specify the option <br />being selected and shall show the photovoltaic or wind turbine equipment type, <br />provide documentation of solar and wind access, and include a calculation of the <br />minimum annual energy power production. <br />d. MECHANICAL VENTILATION SYSTEMS SHALL HAVE R-4 <br />INSULATION IN UNCONDITIONED SPACES PLUS BACK -DRAFT <br />DAMPER. <br />e. MECHANICAL VENTILATION SUPPLY DUCTS IN CONDITIONED <br />SPACES SHALL HAVE R-4 INSULATION. <br />f. SUPPLY DUCTS SHALL HAVE VOLUME DAMPERS, OR EQUIVALENT, <br />TO BALANCE SYSTEM <br />g. SUPPLY AND RETURN AIR DUCTS SHALL HAVE SEALED DUCT <br />JOINTS IN UNCONDITIONED SPACES <br />h. EXHAUST FANS SHALL BE: <br />i. FLOW RATED AT 0.25 W.G. STATIC PRESSURE <br />ii. SOUND RATED AT 1.5 SONES MAXIMUM FOR WHOLE <br />HOUSE FAN. <br />iii. INSULATED TO R-4. IN UNCONDITIONED SPACES. <br />iv. EQUIPPED WITH A BACKDRAFT DAMPER. <br />i. HVAC PLENUMS, SUPPLY, AND RETURN AIR DUCTS SHALL HAVE <br />R-8 INSULATION <br />j. OUTDOOR AIR INLETS: INLETS SHALL BE SCREENED OR <br />OTHERWISE PROTECTED FROM ENTRY BY INSECTS, LEAVES, <br />OR OTHER MATERIALS. OUTDOOR AIR INLETS SHALL BE <br />LOCATED SO AS NOT TO TAKE AIR FROM THE FOLLOWING <br />AREAS <br />i. CLOSER THEN TEN FEET FROM AN APPLIANCE VENT <br />OUTLET, UNLESS SUCH VENT OUTLET IS THREE FEET <br />ABOVE THE OUTDOOR AIR INLET. <br />ii. WHERE IT WILL PICK UP OBJECTIONABLE ODORS, FUMES <br />OR FLAMMABLE VAPORS. <br />ii. IN HAZARDOUS OR UNSANITARY LOCATIONS. <br />iv. IN A ROOM OR SPACE HAVING FUEL -BURNING. <br />APPLIANCES. <br />v. CLOSER THEN TEN FEET FROM A VENT OPENING TO A <br />PLUMBING DRAINAGE SYSTEM UNLESS THE VENT <br />vi. OPENING IS AT LEAST THREE FEET ABOVE THE AIR INLET. <br />IN AN ATTIC, CRAWL SPACE OR GARAGE. <br />k. SOURCE SPECIFIC VENTILATION SHALL BE PROVIDED IN EACH <br />KITCHEN, BATHROOM, WATER CLOSET, LAUNDRY ROOM, SPA, <br />INDOOR SWIMMING POOL ENCLOSURE AND ANY OTHER <br />ROOMS WERE EXCESS WATER VAPOR OR ODOR IS <br />PRODUCED. <br />1. WHOLE HOUSE VENTILATION SYSTEMS: EACH DWELLING UNIT <br />SHALL BE EQUIPPED WITH A WHOLE HOUSE VENTILATION <br />SYSTEM THAT SHALL BE CAPABLE OF PROVIDING AT LEAST <br />0.35 AIR CHANGES PER HOUR, BUT NOT LESS THEN 15 CFM PER <br />BEDROOM PLUS AND ADDITION 15 CFM. WHOLE HOUSE <br />VENTILATION SYSTEM SHALL SUPPLY OUTDOOR AIR TO ALL <br />HABITABLE ROOMS THROUGH INDIVIDUAL OUTDOOR AIR <br />INLETS, FORCED AIR HEATING SYSTEMS, DUCTING OR <br />EQUIVALENT. <br />/12 <br />Property Address:3314 ROCKERFELLER AVE EVERETT WA g8201-431 g <br />Conditioned Floor area: Basement 432 5F Date: 0!' 06 / 20 <br />Builder or registered design! professional : <br />KE5H CHAVDA <br />Ke yi c4vav <br />Signature: <br />38 <br />4g <br />Ceiling: Vaulted <br />R- <br />Floors: Over unconditioned space R.- <br />Attic <br />R- <br />4g <br />Slab on grade floor R- <br />Walls: Above grade <br />R- <br />21 <br />Doors: R.) 0.20 <br />Below, int. <br />R- <br />21 <br />R.- <br />Below, ext. <br />R- <br />10 <br />R- <br />NFRC rating (or) <br />Default rating (Appendix A WSEC 2015) <br />Windows U- 0.28 <br />Skylights U-- <br />Heat Pump & Electric Wall Heaters <br />DHW I Electric Tankless Heater <br />SHGC- N/A <br />SHGC- _N/A <br />Efficiency <br />H5PF g.0 <br />EF-2 <br />All ducts & HVAC in conditioned space (yes no Insulation R- <br />Air handier present e <br />no) <br />Test Target CFM@25Pa Test Result CFM@25Pa <br />Building air leakage target: ACH50 < 5.0 - Tested leakage: ACH50 = <br />System type: <br />Rated annual generation <br />17 & 14 <br />I I'M I <br />w <br />m <br />o <br />Z <br />rn <br />LLI <br />U) <br />N <br />N <br />U <br />o6 <br />c <br />Y <br />N <br />7- <br />O <br />m <br />Z <br />Q <br />� <br />ry <br />0 <br />W <br />J <br />W } <br />v � <br />� LU <br />ul <br />O ,6 <br />A <br />Z <br />r_ <br />W <br />120. <br />0 <br />W <br />.J <br />2ao <br />>r <br />J <br />W <br />W <br />12 <br />W <br />J <br />C4 <br />UN <br />W <br />~ <br />J <br />LU <br />LL6 <br />W <br />44 <br />Z <br />Wow <br />k <br />H <br />0 <br />O <br />19 <br />qe <br />oC <br />W <br />W <br />� <br />W <br />M <br />M <br />