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Project 2370

Walnut Knoll Building 1

Utile

Foxborough, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Status

Certified
INT. Conditioned Floor Area

66469 ft²

Core Project Team

Phius CPHB

Andrew Bourne
Phius CPHB

Ryan Menard
Phius CPHC (Secondary)

Rachelle Ain
Phius Certified Verifier

Mark Norton
Phius CPHC (Lead)

Jeff Geisinger
Project Submitter

Jeff Geisinger

Project Information

- Developer
  
  Walnut Street Joint Venture
- Architecture Planning
  
  Utile
- Building Owner
  
  Affordable Housing & Services Collaborative, Inc. | Peabody Properties, Inc. | Onyx Group Development
- Mechanical Systems Designer
  
  BLW Engineers, Inc.
- Construction Company
  
  NEI General Contracting
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Number of Units
  
  61
- Number of Stories
  
  3
- Program Version
  
  Phius CORE 2021
- INT. Conditioned Floor Area
  
  66469 ft²
- Status
  
  Certified
- Design Certification
  
  November 1, 2023
- Final Certification
  
  February 25, 2026
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  5.66 kBTU/ft².yr
- Annual Cooling Demand
  
  1.88 kBTU/ft².yr
- Peak Heating Load
  
  4.13 kBTU/ft².yr
- Peak Cooling Load
  
  1.63 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  20.89 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  17.24 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  5494 kWh/person.yr
- Source Energy (Residential w/Renewables)
  
  4394 kWh/person.yr

Enclosure

- Window Manufacturer 1
  
  Intus
- Window Manufacturer 2
  
  Kawneer

Systems & Equipment

- Ventilation System Manufacturer
  
  Swegon & Oxygen8
- Measured Ventilation Fan Efficiency
  
  0.94 W/cfm
- Heating System Manufacturer
  
  Daikin
- Cooling System Manufacturer
  
  Daikin
- Hot Water System Manufacturer
  
  Rheem
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  93460 kWh/yr
- Renewable Energy System Size
  
  70.93kW