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No. 1323 Project Christianson PH Status Certified
Lead CPHC Win Swafford
Jan Fillinger
Builder G. Christianson Construction Location Corvallis, OR
QA/QC Rater Ryan Shanahan, Earth Advantage Architecture Planning Jan Fillinger, Studio-E Architecture Mechanical Systems Designer Rodger Housing, Hendrix Heating
Constr. Type Timber Bldg. Function Single Family Floor Area 1935
Project Type New Construction HERS Index 0 LEED Rating
Energy Star Rating 3.0 Heating Degree Days 4379 Cooling Degree Days 1096
Units 1 Certification Type PHIUS+2015 - PHIUS+ Source Zero Certification Date August 24, 2017
Exterior Wall (R32.2) HardiPlank siding, 3/4" plywood rainscreen, 2" of Cork insulation, Zipwall sheathing w/ Prosoco fast flash on seams (WRB & air barrier layer), 2x8 framing w/ dense pack fiberglass, 5/8" drywall
Floor (R66.4) 16" TJI w/ dense pack fiberglass at 24”oc, 1 1/8" Edge Gold OSB subfloor, 3/4" Hickory site finished hardwood floor
Roof (R103.7) Standing Seam, synthetic roof paper, 5/8” CDX plywood, 1 1/2" air gap, 7/16" OSB, 26" parallel cord trusses w/24" dense pack fiberglass, 7/16" OSB SIGA taped seams (air barrier), 2x6 fire sprinkler furring chase, 5/8 drywall.
Window Frame Zola Thermo uPVC, Tilt-Turn, U=0.19
Window Glazing Zola Thermo uPVC U=0.09
Entrance Door ThermaTru Classic Craft American with stained glass, three-point lock system, gasketing all four sides, U=0.26 Back door: Zola Thermo Clad II, Inswing Pair, French Entry door, U=0.15
Ventilation Zehnder Comfo Air 350 Zephyr Kitchen Hood, exhausts to the outdoors with gravity damper
Heating System Mitsubishi Minisplit system, one 6kbtu head downstairs, one 6kbtu head upstairs, controlled by Nest thermostats
Submitter Win Swafford
Air-tightness 0.64 ACH50, 0.032 cfm50/ft2
Cooling System Mitsubishi Minisplit system
Additional Consultants Win Swafford, CPHC modeler
Additional Notes Energy Trust of Oregon modeled that the home is saving $1,712 per year in energy costs. Includes 8.26KW solar array to be Net Zero. Detached garage

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