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No. 1729 Project Rocky Neck Village Building 1 Status Pre-certified
Lead CPHC Peter Harding
Builder LaRosa Construction Location East Lyme, CT
QA/QC Rater Nicole Burger Architecture Planning Wallace Architects Mechanical Systems Designer Smith & Boucher
Constr. Type Timber Bldg. Function Multifamily Floor Area 7334
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 5290 Cooling Degree Days 814
Units 6 Certification Type PHIUS+2018 Certification Date
Exterior Wall 5/8" GWB with latex primer paint Class III vapor retarder 2x6 wood frame with R21 dense-pack cellulose 1/2" Zip sheathing, taped air barrier 2" R13 foil-faced polyisocyanurate board, taped water control layer 3/4" furring strips air gap fiber cement siding
Floor Slab on grade: 4" concrete slab over vapor barrier and 4" XPS board insulation Frost wall and footing sheathed with 2" XPS board, 1/2" cement protection board on exterior Floors over porch and garage: 16" Open-web truss, R61 dense-pack cellulose insulation
Roof Vented attic: 5/8" GWB with latex primer paint 1/2" RC channel 1/2" zip sheathing, secued to bottom chord of roof trusses, seams taped air barrier 30" R90 blown cellulose insulation
Window Frame Vinyl, Uf 0.15
Window Glazing Triple-glazed, Ug 0.12, SHGCg 0.45
Entrance Door Fiberglass insulated R 7.61
Ventilation Broan ERV 200ECM, SRE 81%, HRE 68%
Heating System Heat pump, ductless on 1st floor, ducted on 2nd floor
Submitter Peter Harding
Air-tightness 0.05 CFM50 per sf emvelope
Cooling System Heat pump, ductless on 1st floor, ducted on 2nd floor
Additional Consultants Crockett Engineering (structural), Killingly Associates (civil)
Additional Notes

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