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Project 1860

Leyland Community

Dorchester, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Construction Completion

2024
Status

Final Certified
INT. Conditioned Floor Area

38525 sq. ft.

Core Project Team

Phius CPHC (Secondary)

Ken Neuhauser
Phius CPHB

Jacqueline Maloney
Phius Certified Verifier

Benjamin Todd
Phius CPHC (Lead)

Darius Luo
Project Submitter

Darius Luo

Project Information

- Developer
  
  Dorchester Bay Economic Development Corporation (DBEDC) and Hebrew SeniorLife (HSL)
- Architecture Planning
  
  Davis Square Architects
- Building Owner
  
  Leyland Street LLC
- Mechanical Systems Designer
  
  Petersen Engineering, Inc.
- Construction Company
  
  Kaplan Construction
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Steel, Wood-Frame
- Number of Units
  
  43
- Number of Stories
  
  6
- Program Version
  
  PHIUS+ 2018 CORE
- INT. Conditioned Floor Area
  
  38525 sq. ft.
- Market Category
  
  Affordable Housing
- Status
  
  Final Certified
- Design Certification
  
  November 17, 2021
- Final Certification
  
  April 1, 2024
- Construction Completion
  
  2024
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  3.07
- Annual Cooling Demand
  
  2.91
- Peak Heating Load
  
  3.1
- Peak Cooling Load
  
  2.44
- Site Energy Use Index (EUI)
  
  21.27
- Site Energy Use Index (w/Renewables)
  
  17.66
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  6495
- Source Energy (Residential w/Renewables)
  
  5150
- Air Tightness (per enclosure area)
  
  0.057

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  27
- Wall 1 Insulation Type
  
  Mineral Wool (Board)
- Wall 2 Type
  
  Framing with Continuous Insulation
- Wall 2 R-Value
  
  28
- Wall 2 Insulation Type
  
  Mineral Wool
- Wall 3 Type
  
  Exterior Continuous Insulation Only
- Wall 3 R-Value
  
  16
- Wall 3 Insulation Type
  
  XPS
- Roof 1 Type
  
  Unvented Roof
- Roof 1 R-Value
  
  55
- Roof 1 Insulation Type
  
  Other
- Floor Type 1
  
  Slab on Grade
- Floor 1 R-Value
  
  20
- Floor 1 Insulation Type
  
  XPS
- Floor Type 2
  
  Basement Slab
- Floor 2 R-Value
  
  20
- Floor 2 Insulation Type
  
  XPS
- Window Manufacturer 1
  
  YARO
- Window Product Name 1
  
  YARO PVCU Energy+ Windows
- Whole Window U-Value 1
  
  0.13
- Window Frame Material 1
  
  Unplasticized Polyvinyl Chloride (uPVC)
- Window Glazing SHGC 1
  
  0.27
- Window Manufacturer 2
  
  Kawneer
- Window Product Name 2
  
  Kawneer Trifab 451UT Storefront
- Whole Window U-Value 2
  
  0.23
- Window Frame Material 2
  
  Aluminum
- Window Glazing SHGC 2
  
  0.42

Systems & Equipment

- Ventilation System Manufacturer
  
  Annexair
- Ventilation System Product Name
  
  Annexair ERP-E-03-EW-D-SS
- Ventilation System Layout
  
  Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  80.7
- Latent Recovery Efficiency
  
  83.3
- Measured Ventilation Fan Efficiency
  
  0.67
- Heating System Manufacturer
  
  Mitsubishi
- Heating System Product Name
  
  Mitsubishi Heat Recovery R-2 Series, High Efficiency
- Heating System Type
  
  Variable Refrigerant Flow (VRF)
- Heating System Rating
  
  COP
- Cooling System Manufacturer
  
  Daikin
- Cooling System Product Name
  
  Mitsubishi Heat Recovery R-2 Series, High Efficiency
- Cooling System Type
  
  Variable Refrigerant Flow (VRF)
- Hot Water System Manufacturer
  
  Lochinvar
- Hot Water System Product Name
  
  Lochinvar Armor Condensing Commercial Water Heater
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Natural Gas Water Heater
- Range Hood Type
  
  Recirculation
- Dryer Type
  
  Vented
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  53710
- Renewable Energy System Size
  
  49.95