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2018 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2024 NEEA, All rights reserved <br />The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the <br />Washington State 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 />C403.10.1.1 Duct construction Indicate on plans that all ductwork is <br />C403.10.2 <br />C403.10.2.1 <br />Duct pressure <br />C403.10.2.2 <br />classifications <br />C403.10.2.3 <br />C403.10.2.3 <br />High pressure duct <br />leakage test <br />C403.10.1.1 <br />Duct insulation <br />C403.10.1.2 <br />C403.10.1.1 <br />Shaft and plenum <br />C402.1.3 <br />insulation <br />PIPING <br />('403.10.3 <br />Piping insulation <br />C403.10.3.1 <br />Protection of piping <br />insulation <br />constructed and sealed per IMC <br />For outdoor air ductwork, also indicate on <br />plans that ductwork meets air leakage <br />requirements per C402.5 and vapor retarder <br />requirements per the IBC <br />Identify location of low, medium and high <br />pressure ductwork on plans <br />Indicate high pressure duct leakage testing <br />requirements on plans; provide test results to <br />jurisdiction when completed <br />For outdoor air ductwork located within <br />conditioned space (upstream or downstream <br />of shutoff damper), identify climate zone and <br />indicate ductwork insulation R-value per <br />Table C403.10.1.1 on plans; or exception <br />applied <br />For supply and return air ductwork located <br />within unconditioned space or outdoors, <br />identify climate zone and indicate ductwork <br />insulation R-value per Table C403.10.1.2 on <br />plans; or exception applied <br />For supply air ductwork located within <br />conditioned space, identify on plans if design <br />supply air temperature is < 55°F or > 105°F; <br />indicate ductwork insulation R-value per <br />Table C403.10.1.2 on plans; or exception <br />applied <br />For return and exhaust air ductwork located <br />within conditioned space (upstream of the <br />shutoff damper) and downstream of an energy <br />recovery media, indicate ductwork insulation <br />R-value per Table C403.10.1.2; or exception <br />applied <br />For exhaust and relief air ductwork located <br />within conditioned space and downstream of <br />the shutoff damper, indicate ductwork <br />insulation R-value per Table C403.10.1.2; or <br />exception applied <br />For outdoor air shafts and plenums, indicate <br />on plans that the R-value of insulation on <br />these elements complies with Table C402.1.3 <br />for steel -framed walls <br />Indicate design temperature range of fluid <br />conveyed in piping and thickness of insulation <br />(in inches) on hydronic piping plans: or <br />exception applied <br />Indicate method of protection of pipe <br />insulation from damarc / degredatiou on <br />hydronic piping plans <br />Page 13125 <br />