1901 W MUKILTEO BLVD 2019-06-05 - Laserfiche WebLink

Table 406.:2 Energy Credits (2015 Code) OPTION DESCRIPTION CREDIT(S) Estimated Cost 2c AIR LEAKAGE CONTROL AND EFFICIENT VENTILATION 2c: 1.5 Compliance based on Section R402.4.1.2: Reduce the tested air leakage to 1.5 air ehangesper hour maximum and All whole house-ventilation.requirentents as•deternmined by Section M150 .3 of the International Residential Code shall be met with a heat recovery ventilation system with minimum sensible heat recovery efficiency of 0.85. To qualify to claim this credit,the building permit drawings shall specify the option being selected and shall specify the maximum tested building air leakage and shall show the heat recovery ventilation system. 3ab HIGH EFFICIENCY HVAC EQUIPMENT 3a: 1.0 Gas,propane of oil-fired ft eace with;ru ni AFU,E of'94°%„or Gas,propane or oiled-fired boiler with minimum AFUE of92% To qualifyta claim this credit,the:buildingwritntdrawings shall specify the option being selected and shall specify the heating equipment type and the minimum equipment efficiency. 3bb HIGH EFFICIENCY HVAC EQUIPMENT 3b: 1.0 Air-source heat pump with minimum HSPF of 9.0 To qualify to claim this credit,the building permit drawings shall specify the option being selected and shall specify the heating equipment type and the minimum equipment,efficiency. 3 a. HIGH EFFICIENCY HVAC EQUIPMENT 3c_ 1.. Closed-l.oop ground source heat pump;with a< rrirtir r trri COP of 3:3, or Open loop water source heat pump with a maximum pumping hydraulic head of 150 feet and minimum COP of 3.6 To qualify to claim this credit,the building permit drawings shall specify the option being selected and shall specify the heating equipment type and the minimum equipment efficiency. 3d HIGH EFFICIENCY HVAC EQUIPMENT 3:d: 1.0 Ductless Spfit'Systern That Pumps Zomial Control:In homes where the primary space heating system is zonal electric heating,a ductless heat pump system shall be installed and provide heating to the largest zone of the housing unit. To qualify to claim this credit,the building permit drawings shall specify the option being selected and shall specify the heating equipment type and the minimum equipment efficiency. 4 HIGH EFFICIENCY HVAC DISTRIBUTION SYSTEM: 1.0 All heating endc©mling system oou}ponentsinstalled:inside the conditioned space. ' This inoludesaalL,egiripmaat anddistributien system components such an fereadth ducts,hydropic piping,hydronic floor heating loop,convectors and radiators..All combustion equipment shall be direct vent or sealed combustion. For forced air ducts:A maximum of 10 linear feet of return ducts and 5 linear feet of supply ducts maybe located outside the conditioned space.All metallic ducts located outside the conditioned space must have both transverse and longitudinal joints sealed with mastic.If flex ducts are used,they cannot contain splices.Flex duct connections must be made with nylon straps and installed using a plastic strapping tensioning tool. Duets Iocated.outside the conditioned'space must be insulated to a minimum of R-8.. Locating system.corizipcnents n conditioned-crawl ses.isnot penninthender,this option: Electric resistance heat and ductless heat pumps are not permitted under this option. Direct combustion heating equipment with AFUE less than 80%is not permitted under this option. To qualify to claim this credit,the building permit drawings shall specify the option being selected and shall specify the heating equipment type and shall show the } ; location cif he heating and nerolingequipment and all the ductwork.