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Project 1759

Old Colony Phase 4

Boston, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Status

Design Certified
INT. Conditioned Floor Area

127215 sq. ft.

Core Project Team

Phius CPHB

Jack Henningson
Phius CPHC (Secondary)

Maciej Konieczny
Phius Certified Verifier

Cody Wero
Phius CPHC (Lead)

Michael Brod
Project Submitter

Ryan Montoni

Project Information

- Architecture Planning
  
  The Architectural Team
- Mechanical Systems Designer
  
  Petersen Engineering, Inc.
- Additional Consultants
  
  Brenden May, Jack Marcou, James Temte
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  104
- Number of Stories
  
  6
- Program Version
  
  Phius CORE 2021
- INT. Conditioned Floor Area
  
  127215 sq. ft.
- Market Category
  
  Affordable Housing
- Status
  
  Design Certified
- Design Certification
  
  February 11, 2022
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  2.59
- Annual Cooling Demand
  
  3.67
- Peak Heating Load
  
  2.81
- Peak Cooling Load
  
  2.84
- Site Energy Use Index (EUI)
  
  21.51
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  3816
- Air Tightness (per enclosure area)
  
  0.06

Enclosure

- Wall 1 R-Value
  
  26
- Roof 1 R-Value
  
  37
- Floor 1 R-Value
  
  16
- Whole Window U-Value 1
  
  0.19
- Window Glazing SHGC 1
  
  0.4

Systems & Equipment

- Ventilation System Layout
  
  Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  82
- Heating System Type
  
  Air Source Heat Pump
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Natural Gas Water Heater