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No. 1698 Project 42 Broad Street Status Pre-certified
Builder Alexander Development Group Location Mount Vernon, NY
QA/QC Rater Jamison Hill Architecture Planning Perkins Eastman Mechanical Systems Designer Sideris Kefalas Engineers P.C.
Constr. Type Insulated concrete forms Bldg. Function Multifamily Floor Area 246027
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days 4511 Cooling Degree Days 1688
Units 249 Certification Type PHIUS+2015 Certification Date
Exterior Wall WWR: 25% Above Grade Wall: U-Factor: 0.051 Below Grade Wall: U-Factor: 0.1
Floor Precast concrete
Roof U-Factor: 0.028
Window Frame uPVC Frames U-Factor: 0.29
Window Glazing Triple-pane windows: U-Factor: 0.16; SHGC: 0.39 Spandrels:U-Factor: 0.05; SHGC: 0 Curtainwall: U-Factor: 0.25; SHGC: 0.27
Entrance Door Storefront: U-Factor: 0.67; SHGC: 0.4 Opaque Door: U-Factor: 0.17
Ventilation Unitized Energy Recovery Ventilation (ERV) for apartments and Rooftop ERV for corridors.
Heating System Air source heat pump
Submitter Sara Wang
Air-tightness 0.08 cfm/sf (targeted)
Cooling System Air source heat pump
Additional Consultants Energy Consultant: Altanova, LLC
Additional Notes Curtain Wall Consultant: Building Science Corporation; Sustainability Consultant: LORD Green Real Estate Strategies; Generall Contractor: Banta Homes Corp.

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