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No. 1292 Project Ashtree Passive House Status Certified
Lead CPHC Scott Yribar
Builder Enerform Location Boise, ID
QA/QC Rater Skylar Swinford Architecture Planning Vaughn Yribar Architecture Mechanical Systems Designer SaGe Consulting Engineers (Kara Rousselle)
Constr. Type Timber Bldg. Function Single Family Floor Area 2845
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 5658 Cooling Degree Days 890
Units 1 Certification Type PHIUS+ Certification Date July 14, 2017
Exterior Wall 2x6 structural wall w/ spray-applied cellulose OSB (air barrier) Site-built z-girts (2x2 w/ cont. OSB web) w/ spray-applied cellulose WRB membrane Rainscreen (1x3 battens w/ stucco or fiber-cement board siding)
Floor Frost-protected shallow slab 6 in. EPS 4 in. slab w/ thickened perimeter
Roof 2x4 service cavity OSB (air barrier) Manufactured trusses w/ 18 in. loose-fill cellulose Standing seam metal roof
Window Frame Zola Thermo uPVC
Window Glazing Zola Triple Improved
Entrance Door Zola Thermo uPVC (main entry) Thermatru (garage entry)
Ventilation Zehnder ComfoAir 350 HRV (w/ defrost)
Heating System (1) 12,000 Bth/h Mitsubishi FH12NA Ductless Minisplit (downstairs) (1) 9,000 Bth/h Mitsubishi FH09NA Ductless Minisplit (upstairs)
Submitter Scott Yribar
Air-tightness 0.2 ACH50
Cooling System (1) 12,000 Bth/h Mitsubishi FH12NA Ductless Minisplit (downstairs) (1) 9,000 Bth/h Mitsubishi FH09NA Ductless Minisplit (upstairs)
Additional Consultants ESCO (Skylar Swinford)
Additional Notes

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