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  Phius standards aren't just for residential buildings. Phius CORE COMM and Phius ZERO COMM can be applied to any non-residential building.
Categories
February 17 – 27

Phius Certified Builder Training and Certification Exam | February 2026
Become a Phius Certified Builder!
Upcoming Sessions
- Feb. Webinar: QAP 101
  February 10
- WUFI Passive Single Family | February 2026
  February 11 – 18
- Phius Certified Consultant Training & Certification Exam | February 2026
  February 17 – 27
- Phius Certified Builder Training and Certification Exam | February 2026
  February 17 – 27
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Project 1983

MLK / Tyler Street Building 8

Kenneth Boroson Architects

New Haven, Connecticut

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Status

Certified
INT. Conditioned Floor Area

5328 ft²

Core Project Team

Phius Certified Verifier

Brian Stanfill
Phius CPHC (Lead)

Andrew Dicken
Project Submitter

Peter Harding

Project Information

- Architecture Planning
  
  Kenneth Boroson Architects
- Building Owner
  
  West River Housing Company LLC
- Mechanical Systems Designer
  
  DTC Diversified Technology Consultants
- Construction Company
  
  LaRosa Building Group
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Number of Units
  
  4
- Number of Stories
  
  3
- Program Version
  
  Phius CORE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  5328 ft²
- Status
  
  Certified
- Design Certification
  
  October 18, 2022
- Final Certification
  
  January 30, 2026
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  6.33 kBTU/ft².yr
- Annual Cooling Demand
  
  2.2 kBTU/ft².yr
- Peak Heating Load
  
  5.05 kBTU/ft².yr
- Peak Cooling Load
  
  1.34 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  17.61 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  3093 kWh/person.yr

Enclosure

- Window Manufacturer 1
  
  Kohltech

Systems & Equipment

- Ventilation System Manufacturer
  
  Zehnder
- Measured Ventilation Fan Efficiency
  
  0.46 W/cfm
- Heating System Manufacturer
  
  Mitsubishi
- Cooling System Manufacturer
  
  Mitsubishi
- Hot Water System Manufacturer
  
  Bradford White