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Certified Projects Database
No. 1776 Project Lam Residence Status Pre-certified
Lead CPHC Jordan Goldman
Builder Adams + Beasley Associates Location Acton, MA
QA/QC Rater Michael Browne Architecture Planning ZeroEnergy Design Mechanical Systems Designer ZeroEnergy Design
Constr. Type Timber Bldg. Function Single Family Floor Area 1473
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 6120 Cooling Degree Days 210
Units 1 Certification Type PHIUS+2018 - PHIUS+ Source Zero Certification Date
Exterior Wall 2x6 with dense-packed cellulose + 4" wood fiberboard insulation
Floor 4" concrete slab on 6" Type IX EPS
Roof 18" TJI with dense-packed cellulose
Window Frame uPVC - Uf = 0.17
Window Glazing Ug - 0.096 SHGC - 0.54
Entrance Door n/a
Ventilation ERV - 86% sensible, 73% latent
Heating System ASHP
Submitter Jordan Goldman
Air-tightness 0.06 cfm/sf
Cooling System ASHP
Additional Consultants
Additional Notes

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