Project 1722

159 Allston Street

Bruce Ronayne Hamilton Architects, Inc

Cambridge, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Construction Completion

2021
Status

Certified
INT. Conditioned Floor Area

3689 ft²

Core Project Team

Phius CPHC (Secondary)

Hans Breaux
Phius Certified Verifier

Michael Browne
Phius CPHC (Lead)

Ian Johnson
Project Submitter

Vitor L. Goncalves

Project Information

- Architecture Planning
  
  Bruce Ronayne Hamilton Architects, Inc
- Mechanical Systems Designer
  
  Design Day Mechanicals, Inc
- Construction Company
  
  Kinsella Built
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  3
- Number of Stories
  
  3
- Program Version
  
  PHIUS+ 2018
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  3689 ft²
- Status
  
  Certified
- Design Certification
  
  March 31, 2021
- Final Certification
  
  May 24, 2023
- Construction Completion
  
  2021
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  4.54 kBTU/ft².yr
- Annual Cooling Demand
  
  6.43 kBTU/ft².yr
- Peak Heating Load
  
  4.5 kBTU/ft².yr
- Peak Cooling Load
  
  4.03 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  21.26 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  12.5 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  5850 kWh/person.yr
- Source Energy (Residential w/Renewables)
  
  3440 kWh/person.yr
- Air Tightness (per enclosure area)
  
  0.048 CFM50/ft²
- Average Compartmentalization
  
  0.14 CFM50/ft²

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  38
- Wall 1 Insulation Type
  
  Cellulose, PolyIso
- Wall 2 Type
  
  Framing with Continuous Insulation
- Wall 2 R-Value
  
  39
- Wall 2 Insulation Type
  
  Cellulose, PolyIso
- Wall 3 Type
  
  Framing with Continuous Insulation
- Wall 3 R-Value
  
  30
- Wall 3 Insulation Type
  
  XPS
- Roof 1 Type
  
  Unvented Roof
- Roof 1 R-Value
  
  77
- Roof 1 Insulation Type
  
  PolyIso, Cellulose
- Roof 2 Type
  
  Unvented
- Roof 2 R-Value
  
  17
- Roof 2 Insulation Type
  
  PolyIso
- Floor Type 1
  
  Basement Slab
- Floor 1 R-Value
  
  40
- Floor 1 Insulation Type
  
  XPS, Other
- Floor Type 2
  
  Overhang Floor
- Floor 2 R-Value
  
  65
- Floor 2 Insulation Type
  
  CCSPF, Other
- Floor Type 3
  
  Other
- Floor 3 R-Value
  
  37
- Floor 3 Insulation Type
  
  CCSPF, Mineral Wool
- Phius Certified Window
  
  Kohltech 2020 Supreme Wide Fixed
- Window Manufacturer 1
  
  Kohltech
- Window Product Name 1
  
  Supreme 2020 Wide Fixed
- Whole Window U-Value 1
  
  0.18
- Window Frame Material 1
  
  Vinyl
- Window Glazing SHGC 1
  
  0.61
- Window Manufacturer 2
  
  Kohltech
- Window Product Name 2
  
  CPVC Transom
- Whole Window U-Value 2
  
  0.24
- Window Frame Material 2
  
  Other
- Window Glazing SHGC 2
  
  0.58
- Window Manufacturer 3
  
  Kohltech
- Window Product Name 3
  
  Supreme 2020 Awning
- Whole Window U-Value 3
  
  0.17
- Window Frame Material 3
  
  Vinyl
- Window Glazing SHGC 3
  
  0.61
- Door Manufacturer
  
  Kohltech
- Door Product Name
  
  CPVC Inswing Door
- Whole Door U-Value
  
  0.31
- Door Frame Material
  
  Other

Systems & Equipment

Core Project Team

Project Team

Project Details

Phius Certification Milestones

Climate & Location

Modeled

Measured

Wall types

Roof types

Floor types

Window & Door types