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R301 CLIMATE ZONE <br />THIS PLAN IS DESIGNED FOR CLIMATE ZONE 5 AND MARINE 4 PER TABLE R301.1, 2015 WASHINGTON STATE <br />ENGERY CODE. <br />R402.2 FENESTRATION PRESCRIPTIVE <br />R402.3 Fenestration (Prescriptive). In addition to the requirements of Section R402, fenestration shall comply with Sections <br />R402.3.1 through R402.3.6. <br />R402.3.1 U-factor. An area -weighted average of fenestration products shall be permitted to satisfy the U-factor requirements. <br />R402.3.2 Glazed fenestration SHGC. An area -weighted average of fenestration products more than 50 percent glazed shall be <br />permitted to satisfy the SHGC requirements. <br />R402.3.3 Glazed fenestration exemption. Up to 15 square feet (1.4 m2) of glazed fenestration per dwelling unit shall be <br />permitted to be exempt from U-factor and SHGC requirements in Section R402.1.1. This exemption shall not apply to the U- <br />factor alternative approach in Section R402.1.3 and the total UA alternative in Section R402.1.4. <br />R402.3.4 Opaque door exemption. Oneside-hinged o a ue door assembly u to 24 square feet 2.22 m2 in area is exempted <br />popaque Y p q ( ) p <br />from the U-factor requirement in Section R402.1.1. This exemption shall not apply to the U-factor alternative approach in Section <br />R402.1.3 and the total UA alternative in Section R402.1.4 <br />R404.1 LIGHTING EFFICACY <br />MIN. OF 75%OF LAMPS IN PERMANENTLY INSTALLED FIXTURES SHALL BE HIGH EFFICACY LAMPS <br />M 1507 MECHANICAL VENTILATION <br />M1507.3.1 SYSTEM DESIGN. <br />EACH DWELLING UNIT OR GUESTROOM SHALL BE EQUIPPED WITH A VENTILATION SYSTEM COMPLYING WITH <br />SECTION M1507.3.4, M1507.3.5, M1507.3.6 OR M1507.3.7. COMPLIANCE IS ALSO PERMITTED TO BE DEMONSTRATED <br />THROUGH COMPLIANCE WITH THE INTERNATIONAL MECHANICAL CODE. <br />M1507.3.2 CONTROL AND OPERATION. <br />1. LOCATION OF CONTROLS. CONTROLS FOR ALL VENTILATION SYSTEMS SHALL BE READILY ACCESSIBLE BY THE <br />OCCUPANT. <br />2. INSTRUCTIONS, OPERATING INSTRUCTIONS FOR WHOLE -HOUSE VENTILATION SYSTEMS SHALL BE PROVIDED TO <br />THE OCCUPANT BY THE INSTALLER OF THE SYSTEM. <br />3. LOCAL EXHAUST SYSTEMS. LOCAL EXHAUST SYSTEMS SHALL BE CONTROLLED BY MANUAL SWITCHES, <br />DEHUMIDISTATS, TIMERS, OR OTHER APPROVED MEANS, <br />4. CONTINUOUS WHOLE -HOUSE VENTILATION SYSTEMS. CONTINUOUS WHOLE -HOUSE VENTILATION SYSTEMS SHALL <br />OPERATE CONTINUOUSLY. EXHAUST FANS, FORCED -AIR SYSTEM FANS, OR SUPPLY FANS SHALL BE EQUIPPED WITH <br />"FAN ON" AS OVERRIDE CONTROLS. CONTROLS SHALL BE CAPABLE OF OPERATING THE VENTILATION SYSTEM <br />WITHOUT ENERGIZING OTHER ENERGY -CONSUMING APPLIANCES, A LABEL SHALL BE AFFIXED TO THE CONTROLS <br />THAT READS"WHOLE HOUSE VENTILATION (SEE OPERATING INSTRUCTIONS)." <br />5. INTERMITTENT WHOLE -HOUSE VENTILATION SYSTEMS. INTERMITTENT WHOLE -HOUSE VENTILATION SYSTEMS <br />SHALL COMPLY WITH THE FOLLOWING: <br />5.1. THEY SHALL BE CAPABLE OF OPERATING INTERMITTENTLY AND CONTINUOUSLY. <br />5.2. THEY SHALL HAVE CONTROLS CAPABLE OF OPERATING THE EXHAUST FANS, FORCED -AIR SYSTEM FANS, OR <br />SUPPLY FANS WITHOUT ENERGIZING OTHER ENERGY -CONSUMING APPLIANCES. <br />5.3. THE VENTILATION RATE SHALL BE ADJUSTED ACCORDING TO THE EXCEPTION IN SECTION 403.8.5.1. <br />5.4. THE SYSTEM SHALL BE DESIGNED SO THAT IT CAN OPERATE AUTOMATICALLY BASED ON THE TYPE OF CONTROL <br />TIMER INSTALLED. <br />5.5. THE INTERMITTENT MECHANICAL VENTILATION SYSTEM SHALL OPERATE AT LEAST ONE HOUR OUT OF EVERY <br />FOUR. <br />5.6. THE SYSTEM SHALL HAVE A MANUAL CONTROL AND AUTOMATIC CONTROL, SUCH AS A 24-HOUR CLOCK TIMER. <br />5.7. AT THE TIME OF FINAL INSPECTION, THE AUTOMATIC CONTROL SHALL BE SET TO OPERATE THE WHOLE -HOUSE <br />FAN ACCORDING TO THE SCHEDULE USED TO CALCULATE THE WHOLE -HOUSE FAN SIZING. <br />M1507.3.4 WHOLE -HOUSE VENTILATION USING EXHAUST FANS. <br />THIS SECTION ESTABLISHES MINIMUM PRESCRIPTIVE REQUIREMENTS FOR WHOLE -HOUSE VENTILATION SYSTEMS <br />USING EXHAUST FANS. A SYSTEM WHICH MEETS ALL THE REQUIREMENTS OF THIS SECTION SHALL BE DEEMED TO <br />SATISFY THE REQUIREMENTS FOR A WHOLE -HOUSE VENTILATION SYSTEM. <br />M1507.3.4.1 WHOLE -HOUSE VENTILATION FANS. <br />EXHAUST FANS PROVIDING WHOLE -HOUSE VENTILATION SHALL HAVE A FLOW RATING AT 0.25 INCHES WATER GAUGE <br />AS SPECIFIED IN TABLE M1507.3.3(1). MANUFACTURERS' FAN FLOW RATINGS SHALL BE DETERMINED ACCORDING TO <br />HVI 916 OR AMCA 210. <br />M1507.3.4.2 FAN NOISE. <br />WHOLE -HOUSE FANS LOCATED 4 FEET OR LESS FROM THE INTERIOR GRILLE SHALL HAVE A SONE RATING OF 1.0 OR <br />LESS MEASURED AT 0.1 INCHES WATER GAUGE. MANUFACTURER'S NOISE RATINGS SHALL BE DETERMINED AS PER <br />HVI 915 (MARCH 2O09). REMOTELY MOUNTED FANS SHALL BE ACOUSTICALLY ISOLATED FROM THE STRUCTURAL <br />ELEMENTS OF THE BUILDING AND FROM ATTACHED DUCT WORK USING INSULATED FLEXIBLE DUCT OR OTHER <br />APPROVED MATERIAL. <br />M1507.3.4.3 FAN CONTROLS. <br />THE WHOLE -HOUSE VENTILATION FAN SHALL MEET THE REQUIREMENTS OF SECTION M1507.3.2 AND M1507.3.2.1 <br />M1507.3.4.4 OUTDOOR AIR INLETS. <br />OUTDOOR AIR SHALL BE DISTRIBUTED TO EACH HABITABLE SPACE BY INDIVIDUAL OUTDOOR AIR INLETS. WHERE <br />OUTDOOR AIR SUPPLIES ARE SEPARATED FROM EXHAUST POINTS P MADE T 0 US 0 S BY DOORS, PROVISIONS SHALL BE M D 0 <br />ENSURE AIR FLOW BY INSTALLATION OF DISTRIBUTION DUCTS, UNDERCUTTING DOORS, INSTALLATION OF GRILLES, <br />TRANSOMS, OR SIMILAR MEANS. DOORS SHALL BE UNDERCUT TO A MINIMUM OF 1/21NCH ABOVE THE SURFACE OF <br />THE FINISH FLOOR COVERING. <br />INDIVIDUAL ROOM OUTDOOR AIR INLETS SHALL: <br />1. HAVE CONTROLLABLE AND SECURE OPENINGS; <br />2. BE SLEEVED OR OTHERWISE DESIGNED SO AS NOT TO COMPROMISE THE THERMAL PROPERTIES OF THE WALL OR <br />WINDOW IN WHICH THEY ARE PLACED; <br />3. PROVIDE NOT LESS THAN 4 SQUARE INCHES OF NET FREE AREA OF OPENING FOR EACH HABITABLE SPACE. ANY <br />INLET OR COMBINATION OF INLETS WHICH PROVIDE 10 CFM AT 10 PASCALS ARE DEEMED EQUIVALENT TO 4 SQUARE <br />INCHES NET FREE AREA. <br />INLETS SHALL BE SCREENED OR OTHERWISE PROTECTED FROM ENTRY BY LEAVES OR OTHER MATERIAL. OUTDOOR <br />AIR INLETS SHALL BE LOCATED SO AS NOT TO TAKE AIR FROM THE FOLLOWING AREAS: <br />1. CLOSER THAN 10 FEET FROM AN APPLIANCE VENT OUTLET, UNLESS SUCH VENT OUTLET IS 3 FEET ABOVE THE <br />OUTDOOR AIR INLET. <br />2. WHERE IT WILL PICK UP OBJECTIONABLE ODORS, FUMES OR FLAMMABLE VAPORS. <br />3. A HAZARDOUS OR UNSANITARY LOCATION. <br />4. A ROOM OR SPACE HAVING ANY FUEL -BURNING APPLIANCES THEREIN. <br />5. CLOSER THAN 10 FEET FROM A VENT OPENING OF A PLUMBING DRAINAGE SYSTEM UNLESS THE VENT OPENING IS <br />AT LEAST 3 FEET ABOVE THE AIR INLET. <br />6. ATTIC, CRAWL SPACES, OR GARAGES. <br />TABLE 1507.3.3 (1) CONTINUOUS WHOLE HOUSE MECHANICAL VENTILATION SYSTEM AIRFLOW RATES <br />FLOOR AREA <br />BEDROOMS* <br />(SQ. FT.) <br />0-1 <br />2-3 <br />4-5 <br />6-7 <br />>7 <br />< 1500 <br />30 <br />45 <br />60 <br />75 <br />90 (IN <br />1501-3000 <br />45 <br />60 <br />75 <br />90 <br />105 <br />3001-4500 <br />60 <br />75 <br />90 <br />105 <br />120 <br />4501-6000 <br />75 <br />90 <br />105 <br />120 <br />135 <br />6001-7500 <br />90 <br />105 <br />120 <br />135 <br />150 <br />>7500 <br />105 <br />120 <br />135 <br />150 <br />165 <br />TABLE 1507.3.3 (2) INTERMITTENT WHOLE HOUSE MECHANICAL VENTILATION RATE FACTORS <br />RUN-TIME PERCENTAGE IN <br />EACH <br />25% 33% 50% <br />66% <br />75% <br />100% <br />FACTOR <br />4 3 2 <br />1.5 <br />1.3 <br />1.0 <br />THIS PLAN USES AN INTERMITTENT WHOLE HOUSE VENTILATION SYSTEM WITH TIMER(s), <br />TOTAL HEATED FLOOR AREA = 3026 SQ. FT. BEDROOMS = 5 <br />WHOLE HOUSE VENTILATION SIZE = 90 CFM X 3 (25% PER 4-HOUR) = 270 TOTAL CFM FAN(s) SIZE. <br />INTEGRATED FURNACE OUTSIDE AIR INTAKE WITH EXHAUST FANS AS NOTED IN PLAN. <br />MULTIPLE WHOLE HOUSE VENTILATION FANS TO BE INTERCONNECTED TO OPERATE SIMULTANEOUSLY <br />2015 WASHINGTON STATE ENERGY CODE <br />MISC. ENERGY CODE NOTES <br />A permanent certificate shall be completed and posted on or within three feet of the electrical distribution panel by the <br />builder or registered design professional. The certificate shall be completed by the builder or registered design <br />professional and shall not cover or obstruct the visibility of the circuit directory label, service disconnect label or other <br />required labels. The certificate shall list the predominant R-values of insulation installed in or on ceiling/roof, walls, <br />foundation slab below -grade wall and/or floor and du iconditioned- <br />( g ) cts outside spaces; U factors for fenestration and the <br />solar heat gain coefficient (SHGC) of fenestration, and the results from any required duct system and building envelope <br />air leakage testing done on the building. Where there is more than one value for each component, the certificate shall list <br />the value covering the largest area. The certificate shall list the types and efficiencies of heating, cooling and service <br />water heating equipment. <br />The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes <br />per hour. Testing shall be conducted with a blower door at a pressure of 0.2 inches w.g. (50 Pascals).Where <br />required by the code official, testing shall be conducted by an approved third party. A written report of the results of <br />the test shall be signed by the party conducting the test and provided to the code official. Testing shall be performed <br />at any time after creation of all penetrations of the building thermal envelope. <br />Where the primary heating system is a forced -air furnace, at least one thermostat per dwelling unit shall be capable of <br />controlling the heating and cooling system on a daily schedule to maintain different temperature set points at different <br />times of the day. Specifics and Exceptions see SEC. <br />ALL DUCTWORK SHALL BE SEALED AND TESTED PER R403.2.2. <br />WINDOW AND DOOR HEADERS SHALL BE INSULATED WITH R-10 RIGID INSULATION EXCEPT IN SITUATIONS <br />WHERE STRUCTURAL BEAM SIZE REQUIREMENTS OVERRIDE. <br />ALL APPLIANCES SHALL BE U.L. LISTED. <br />WHOLE HOUSE FANS <br />Whole house ventilation fans shall be installed so as to run simultaniously. <br />EXHAUSTFANS <br />Exhaust fans to terminate at building exterior with clearances per SRC <br />M1506.2 (min. 3 ft to openings) and for clothes dryer vent terminations to be per M1502.3 (3 ft to bldg. openings). <br />ALL FENESTRATION SHALL BE NFRC CERTIFIED. <br />?x6 TOP PLATES <br />. W. B. <br />;ID R-10 INSULATION <br />1LED IN CAVITY BETWEEN <br />ER AND INTERIOR G.W.B. <br />ER PER PLAN <br />VVII.UOW, FINISH &TRIMS <br />PER MISC. DETAILS <br />HEADER INSULATION <br />1 1/2" = V-0" <br />PRESCRIPTIVE ENERGY CODE COMPLIANCE <br />Prescriptive Energy Code Compliance for All Climate i <br />P 9y P <br />a e Zones n Washington <br />Project Information <br />Contact information <br />a1 tCfIAUUE <br />This project will use the requirements of the Prescriptive Path below and incorporate the <br />the minimum values listed. In addition, based on the size of the structure, the appropriate <br />number of additional credits are checked as chosen by the permit applicant. <br />All Climate Zones <br />R-Valuea <br />U-Factors <br />Fenestration U-Factor <br />n/a <br />0.30 <br />Skylight LI-Factor <br />n/a <br />0.50 <br />Glazed Fenestration SHGCb'e' <br />n/a <br />n/a <br />Ceilingk <br />49' <br />0.026 <br />Wood Frame Walll,m,n <br />21 int <br />0.056 <br />Mass Wall R-Value' <br />21/21' <br />0.056 <br />Floor <br />309 <br />0.029 <br />Below Grade Wall° " <br />10/15/21 1nt + TB <br />0.042 <br />Slab° R-Value & Depth <br />1 10, 2 ft I <br />n/a <br />I *Table R402.1.1 and Table R402.1.3 Footnotes included on Page 2. <br />Table R406.2 Summary <br />Option Description Credit(s) <br />la <br />JEfficient Building Envelope la <br />0.5 <br />lb <br />Efficient Building Envelope I <br />1.0 <br />1c <br />Efficient Building Envelope 1c <br />2.0 <br />1d <br />Efficient Building Envelope 1d <br />0.5 <br />2a <br />Air Leakage Control and Efficient Ventilation 2a <br />0.5 <br />2b.' <br />Air Leakage Control and Efficient Ventilation 2b <br />1.0 <br />2c <br />Air Leakage Control and Efficient Ventilation 2c <br />1.5 <br />3a <br />High Efficiency HVAC 3a <br />1.0 <br />3b <br />High Efficiency HVAC 3b <br />1.0 <br />3c <br />High Efficiency HVAC 3c <br />1.5 <br />3d <br />High Efficiency HVAC 3d <br />1.0 <br />4 <br />High Efficiency HVAC Distribution System <br />To <br />5a <br />Efficient Water Heating 5a <br />0.5 <br />5b <br />Efficient Water Heating 5b <br />1.0 <br />5c <br />Efficient Water Heating 5c <br />1.5 <br />5d <br />Efficient Water Heating 5d ` <br />0.5 <br />6 <br />lRenewable Electric Energy <br />0.5 <br />11 <br />❑ <br />❑ <br />1.0 <br />P1 1.0 <br />11 <br />El <br />0 1.5' <br />*1200 kwh 0.0' <br />Total Credits 3.50 <br />*Please refer to Table R406.2 for complete option descriptions <br />FENESTRATION CALCULATIONS ENERGY CREDITS <br />VERTICAL GLAZING 318 SF 3a HIGH EFFICIENCY HVAC EQUIPMENT 3a: 1.0 <br />LESS EXEMPT GLAZING -00 SF Gas, propane or oil -fired furnace with minimum AFUE of 9 %, or <br />Gas, propane or oiled -fired boiler with minimum I F'UE of 92%' <br />PLUS GLAZED DOORS 124 SF <br />PLUS OTHER EXTERIOR DOORS 21 SF To qualify to claim this credit, the building permit €'a�yina shall specify the option <br />being selected and shall specify the heating equipment type and the minimum <br />TOTAL FENESTRATION: 463 SF I equipment efficienc <br />NOTE: <br />SEE SHEETS A7 FOR <br />ADDITIONAL INSULATION <br />LOCATIONS AND DETAILS, <br />4 HIGH EFFICIENCY MAC DISTRIBUTION SYSTEM: <br />All heating and cooling system components installed inside the conditioned space. <br />This includes all equipment and distribution 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 o <br />supply ducts may be located outside the conditioned space. All metallic ducts located <br />outside the conditioned space inust 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 ininiinum ofR-8. <br />Locating system components in conditioned crawl spaces is not permitted under this <br />option. <br />Electric resistance heat and ductless Beat pumps are not permitted under this option. <br />Direct combustion heating equipmentwith AFUE less than 80% is not pemn tted <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 />1.0 <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 />_ <br />or <br />Solar water heating supplementing a minimum standard water Beater. Solar water <br />heating will provide a rated minimum savings of 85 therms or 2000 k'%7h based on the <br />Solar Rating and Certification Corporation (SRCC) Annual Performance ofOG-300 <br />Certified Solar Water Heating, Systems <br />or <br />Electric heat prune water treater with a minimum EF of 2..0 and iueetrrtg the standards <br />of TEEA's Noithern Climate Specifications for Heat Pump Water Heaters <br />To qualify to clam this credit, the building permit drawings shall specify the option <br />being selected and shall specify the eater heater equipment type and the minimum <br />equipment efficiency and. for solar water heating system, the calculation of the <br />minimum energy savings <br />For SI: 1 foot .= 304.8 mm, ci .= continuous insulation, int .= intermediate framing. <br />a R-values are minimums. U-factors and SHGC are maximums. When insulation is installed in a cavity which is <br />less than the label or design thickness of the insulation the compressed R-value of the insulation from <br />a g p <br />Appendix Table A101.4 shall not be less than the R-value specified in the table. <br />b The fenestration U-factor column excludes skylights. The SHGC column applies to all glazed fenestration. <br />"10/15/21.+TB" means R-10 continuous insulation on the exterior of the wall, or R-15 on the continuous <br />insulation on the interior of the wall, or R-21 cavity insulation plus a thermal break between the slab and the <br />basement wall at the interior of the basement wall. 10 15 21. TB shall be permitted to be met with R-13 <br />/ / <br />cavity insulation on the interior of the basement wall plus R-5 continuous insulation on the interior or exterior <br />of the wall. "10/13" means R-10 continuous insulation on the interior or exterior of the home or R-13 cavity <br />insulation at the interior of the basement wall. "TB" means thermal break between floor slab and basement <br />wall. <br />d R-10 continuous insulation is required under heated slab on grade floors. See R402.2.9.1. <br />e There are no SHGC requirements in the Marine Zone. <br />f Reserved. <br />' Reserved. <br />h Reserved. <br />The second R-value applies when more than half the insulation is on the interior of the mass wall. <br />Reserved. <br />k For single rafter- or joist -vaulted ceilings, the insulation may be reduced to R-38. <br />IReserved. <br />m Int. (intermediate framing) denotes standard framing 16 inches on center with headers insulated with a <br />minimum of R-10 insulation. <br />Table R402.1.3 Footnote <br />a Nonfenestration U-factors shall be obtained from measurement, calculation or an approved source or as <br />specified in Section R402.1.3. <br />HEATING SYSTEM SIZE <br />Hea in Simple S s p t a v t ern Size: <br />e Washington State <br />This heating system sizing calculator is based on the Prescriptive Requirements of the 2015 Washington State Energy Code (WSEC) and ACCA <br />Manuals J and S. This calculator will calculate heatingloads only. ACCA procedures for sizing cooling systems should be used to determine cooling <br />. P X <br />loads. <br />Please fill out all of the green ow g drop -downs ns and boxes that are applicable to your project. As you make selections in the drop downs for each section, <br />some values will be calculated for you. If you do not see the selection you need in the drop -down options, please call the WSU Energy Extension <br />Program at (360) 956-2042 for assistance. <br />(07101113) <br />r <br />0 <br />z� <br />00 <br />Z a <br />Q U <br />Y 2 p, <br />CL <br />W�- <br />� 0� <br />O _ <br />J <br />` n 0) <br />U rn <br />M CO � <br />Z 00 N <br />LLi � '� <br />ad o <br />W m <br />-J o <br />LU a <br />H <br />_5 <br />to,r <br />w a <br />r� <br />.f P Ja <br />Z m 2 2 N 2 C D 0 <br />~Z~Y�cNO3 aJi^�mbaaici'C <br />e <br />a <br /><M m°2Fc°��.�.�01cVEWco <br />C 0 0 <br />i-IL <br />2: Q .Q N o f O G (6 O O a W O <br />LD 071 <br />.00 N U 2 Y) C l0 S-. m` <br />1i '-' a T W <br />of Z O „j d_ON_ N O C <br />O <br />w <br />O N <br />O LII g F C <br />0 V <br />W 5 w o <br />l0 N� <br />E <br />�y�� W��o��W <br />H ZaE <br />UJ <br />UJ <br />CN <br />LU <br />•• <br />• <br />UJ <br />• <br />UJ <br />ui <br />UJ <br />0#4 <br />LU <br />• <br />V) <br />00 <br />• <br />(y) <br />PROJECT NO. <br />200202 <br />DESIGNED BY <br />TL <br />DRAWN BY <br />TL & RM <br />CHECKED BY <br />TL <br />SHEET NO. <br />A2 <br />PRINT DATE 9/23/2020 8:15:59 AM <br />