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No. 1086 Project Heidelberg Passive House Status Certified
Lead CPHC Michael Whartnaby
Builder TBI Contracting Location Heidelberg, PA
QA/QC Rater Pam Pierce Architecture Planning Thoughtful Balance, inc. Mechanical Systems Designer Iams Consulting
Constr. Type Timber Bldg. Function Single Family Floor Area 1739
Project Type New Construction HERS Index 42 LEED Rating
Energy Star Rating Heating Degree Days 5765 Cooling Degree Days 6505
Units 1 Certification Type PHIUS+ Certification Date December 1, 2012
Exterior Wall 16" thick double stud wall with blown high density fiberglass and unfaced fiberglass batt insulation; drywall interior; fiber cement lap siding exterior rain screen.
Floor TJI framed wood floor over insulated basement (within the thermal boundary); 4" concrete slab on grade over 6" rigid insulation; basement walls are 12" C.M.U. with 4" spray foam and drywall thermal/ignition barrier at interior.
Roof Wood framed heel trusses at 24" OC with 4" closed cell spray foam over DOW S.I.S. taped air barrier and 30" Insulsafe blown attic insulation.
Window Frame Intus uPVC window
Window Glazing Triple glazed, U-value 0.16, SHGC .62
Entrance Door Thermo tru fiberglass doors and Intus patio door.
Ventilation Ultimate air ERV 200DX
Heating System Mitsubishi mini-split (12,000 BTU) in line with ventilation air.
Submitter Michael Whartnaby
Air-tightness 0.54 ACH50 (tested)
Cooling System Mitsubishi mini-split (12,000 BTU) in line with ventilation air.
Additional Consultants Michael Whartnaby, CPHC
Additional Notes

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