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Project 1804

2147 Washington Street

DREAM COLLABORATIVE

Roxbury, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Construction Completion

2020
Status

Certified
INT. Conditioned Floor Area

72910 ft²

Core Project Team

Phius CPHC (Secondary)

Vitor L. Goncalves
Phius Certified Verifier

Michael Browne
Phius CPHC (Lead)

Ian Johnson
Project Submitter

Ian Johnson
Primary Reviewer

Andrés Pinzón

Project Information

- Architecture Planning
  
  DREAM COLLABORATIVE
- Building Owner
  
  DREAM COLLABORATIVE & New Atlantic Development
- Mechanical Systems Designer
  
  Norian Siani Engineering
- Construction Company
  
  Kaplan Construction
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  74
- Number of Stories
  
  6
- Program Version
  
  Phius CORE 2021
- INT. Conditioned Floor Area
  
  72910 ft²
- Status
  
  Certified
- Design Certification
  
  September 22, 2022
- Final Certification
  
  May 8, 2026
- Construction Completion
  
  2020
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  2.83 kBTU/ft².yr
- Annual Cooling Demand
  
  3.45 kBTU/ft².yr
- Peak Heating Load
  
  3.76 kBTU/ft².yr
- Peak Cooling Load
  
  2.98 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  25.34 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  21.76 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  4709 kWh/person.yr
- Source Energy (Residential w/Renewables)
  
  3960 kWh/person.yr
- Air Tightness (per enclosure area)
  
  0.054 CFM50/ft²

Enclosure

- Wall 1 R-Value
  
  37
- Roof 1 R-Value
  
  48
- Floor 1 R-Value
  
  37
- Window Manufacturer 1
  
  Intus
- Whole Window U-Value 1
  
  0.18
- Window Glazing SHGC 1
  
  0.28

Systems & Equipment

- Ventilation System Manufacturer
  
  Swegon & Renewaire
- Ventilation System Layout
  
  Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  79%
- Measured Ventilation Fan Efficiency
  
  0.8 W/cfm
- Heating System Manufacturer
  
  Daikin
- Heating System Type
  
  Air Source Heat Pump
- Cooling System Manufacturer
  
  Daikin
- Hot Water System Manufacturer
  
  Lochinvar
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Natural Gas Water Heater
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  79587 kWh/yr
- Renewable Energy System Size
  
  63.6kW