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No. 1045 Project Branch's Bend Status Certified
Lead CPHC John Essig
Builder Mitchell Custom Homes Location Onancock, VA
QA/QC Rater N/A- Pre-Program Architecture Planning Joe Hill Mechanical Systems Designer VSC Geothermal (Heat Pumps & Hydronic); Zehnder (ERV)
Constr. Type Timber Bldg. Function Single Family Floor Area 4538
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 3698 Cooling Degree Days 1334
Units 1 Certification Type PHIUS+ Certification Date January 1, 2012
Exterior Wall Double Stud Wall Construction. Details available from the U.S. Energy Institute (www.usei.org).
Floor Slab-on-grade: Thermally Isolated Floating Slab. Details available from the U.S. Energy Institute (www.usei.org).
Roof Standing Seam
Window Frame Thermotech Awning, Casement, Fixed
Window Glazing Triple-Glazed per Thermotech 322 Gain / 322 Shade specifications.
Entrance Door Insulated Fiberglass
Ventilation Zehnder 550 Luxe ERV. Equipment Details availabe from Zehnder America (www.ZehnderAmerica.com). System details available from the U.S. Energy Institute (www.usei.org).
Heating System Primary: Hydronic System (1st Floor only) fed by Instantaneous Condensing Gas Boiler (Navien) fueled by propane. Secondary: Heat Pump / Air Conditioning via Ducted Mini-Splits (Mitsubishi).
Submitter John Essig
Air-tightness 0.46
Cooling System Heat Pump / Air Conditioning via Ducted Mini-Splits (Mitsubishi); Nighttime Cooling using Bypass mode of Zehnder ERV system (up to an additional 0.2 ACH, for a total of 0.5ACH).
Additional Consultants
Additional Notes First Single-Family Home certified to the Passive House Standard within the Commonwealth of Virginia. Details available from the U.S. Energy Institute (www.usei.org).

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