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No. 1233 Project Taft Faculty Housing, 59 North St Status Certified
Lead CPHC Chris Trolle
Builder BPC Green Builders Location Watertown, CT
QA/QC Rater Karla Donnelly Architecture Planning Trillium Archtects, Elizabeth DiSalve Mechanical Systems Designer BPC Green Builders, Chris Trolle, PE
Constr. Type Mixed timber-masonry Bldg. Function Single Family Floor Area 3131
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 6371 Cooling Degree Days
Units 1 Certification Type PHIUS+ Certification Date July 8, 2015
Exterior Wall 1.5" Zip R sheathing (1" PISO), double 2x4 framed wall with 3.5" cavity consisting of 3.5" MW batt, 3" MW board, 4" blown denspak cellulose AIr barrier at Zip sheathing air sealed with Tescon Vana tape. R48.4
Floor No exposed floors except basement slab which has (2) 4" layers of EPS IX rigid foam below slab, (2) 2" layers of 2" XPS (60 psi) below spread footings, 4" EPS IX at slab edges R34.9
Roof Attic floor deck is top of thermal envelope & air seal using tape Double framed floor in middle for HVAC equipment. 9.5" Denspak cellulose at perimeter below floor deck. 36" denspak cellulose above attic floor deck R172.8
Window Frame Klearwall Eco-clad 120+ casements, fixed/awning, awnings U=0.14 Klearwall PassiV Future Proof fixed U=0.13 Klearwall door frame, sill U=0.21, head & jamb 0.32 Klearwall Eco-clad 120+ door threshold U=0.25, head & jamb U=0.12
Window Glazing Klearwall 52mm triple glazed units, warm edge spacers 0.61 Saint Gobin Triple, VT 71% @ south, east & west exposures 0.39 Saint Gobin Triple, VT 57% @ north exposure
Entrance Door Klearwall Prestige Hardwood four panel with 36mm triple glazed sidelites, warm edge spacers Side door similar to front w/ 36mm triple glazed top panel, no sidelites
Ventilation Zehnder Comfo 350 ducted to all rooms
Heating System Mitsubisihi multi-split air source heat pump, one outdoor unit 2.5 ton, 3 indoor units (2 concealed, 1 wall mounted) Sized for worst case heating demand
Submitter Chris Trolle
Air-tightness 0.45 ACH50
Cooling System Mitsubishi Mini-split air source heat pump, same as heating system
Additional Consultants Steven Winters Assoc, Karla Donnelly
Additional Notes Taft school wants house to become a teaching tool for their students as well as residence for one faculty member and their family.

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