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II • 4 V - • 4 - — - ill ' - - • i • • <br /> 2018 WSEC Requirements for Commercial B .s including Group R2,R3&R4 over 3 stories&all R1 dministered by©2021 NEEA,All rights reserved <br /> The following information is necessary to check a building permit application for compliance with the building envelope requirements in the Washington State <br /> Energy Code,Commercial Provisions. <br /> For questions about this report,contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com <br /> C402.4.2 ; Single story spaces ;Provide calculations for skylight effective <br /> • <br /> requiring skylights aperture(Equation C4-5)for each space over <br /> 2,500 SF4 <br /> C402.4.2 Single story spaces .'Indicate haze factor of skylight glazing <br /> requiring skylights material or diffuser4 <br /> NA C410.2 Walk-in and Indicate insulation R-value in cooler and <br /> warehouse cooler and freezer wall and ceiling assemblies4 • <br /> freezer envelope • <br /> NA C410.2 Walk-in and Indicate cooler and freezer door insulation R- <br /> warehouse cooler and value;indicate method of minimizing <br /> freezer envelope infiltration(strip doors,curtains,spring- <br /> ; <br /> hinged doors,etc);provide automatic door <br /> closure(or note exception taken)4 <br /> • <br /> NA C410.2 Walk-in and i For transparent reach-in doors and fixed <br /> warehouse cooler and .windows,indicate number of glass panes <br /> freezer envelope (double or triple pane);identify whether the <br /> interstitial spaces between panes is filled with <br /> inert gas or if panes are heat-reflective treated <br /> glass4 <br /> ADDITIONAL EFFICIENCY CREDITS-ENHANCED ENVELOPE PERFORMANCE <br /> C406.8 Eailtanced envelope - ,To comply with additional ,flicienev credit, i i <br /> performance demonstrate envelope thermal performance <br /> compliance via ci rztponc t`perf''tmanee; <br /> provide WSEC envelope compliance reports` E <br /> that demonstrate Proposed Total LA is 15% <br /> lower than the Allowable Total Ir`A4 <br /> AIR LEAKAGE <br /> C402.5.1,1 Air barrier Identify location and provide diagram of <br /> construction and conttisaiaous air harrier in plans and sections4 <br /> sealing <br /> C402.5.1.1 Air barrier Provide details for all joints,transitions in <br /> construction and materials,penetrations in air barrier and note <br /> sealing method of sealing(caulked,gasketed,or other <br /> approved method)4 <br /> C-l02 5.3 ;Rooms containing g l>For rcron)(s)located within the conditioned <br /> C402.1.3 fuel burning space space that contain non-direct vent fuel- i <br /> (.'4(4_.1.4 conditioning burning appliances that require outdoor air for ; ' t <br /> appliances : combustion,indicate method of isolation front ` I <br /> the conditioned space;include sealing of <br /> walls,floor and ceiling of room,doorway <br /> gasketting and sealing around ductwork and <br /> ' piping penctrations4 <br /> C402.5.3 Rooms containing Indicate walls,floor and ceiling of the room <br /> C402.1.3 fuel burning space envelope are insulated to the same level <br /> C402.1.4 conditioning required for exterior envelope,and <br /> appliances combustion air ductwork that passes thru <br /> conditioned space is insulated to at least R-84 <br /> C402.5.4 faoors and access Indicate locations of all doors and access <br /> { <br /> openings to shafts, openings to shafts,chutes,stairways and <br /> chutes,stairways anti ,elevator l< t)tes <br /> elevator lobbies <br /> .Jage-6f9" <br />