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Phius Certified Trades Professional - Enclosure Specialist Training | December 2025 & January 2026 | Portland, OR
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Project 2174

Leland House

PCA, Inc.

Waltham, Massachusetts

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Status

Certified
INT. Conditioned Floor Area

69132 ft²

Core Project Team

Phius CPHB

Nicolas Canesi
Phius CPHB

Seth Aronson
Phius CPHB

Nicholas Lepore
Phius Certified Verifier

Nathan Wicksman
Phius CPHC (Secondary)

Daniel Perez
Phius CPHC (Secondary)

Frank Stone
Phius CPHC (Lead)

Spencer Gorman
Project Submitter

Frank Stone

Project Information

- Developer
  
  2Life Communities
- Architecture Planning
  
  PCA, Inc.
- Building Owner
  
  2Life Leland LLC
- Mechanical Systems Designer
  
  Petersen Engineering, Inc.
- Additional Consultants
  
  New Ecology, Inc. as CPHC and Verifier
- Construction Company
  
  Dellbrook | JKS
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Number of Units
  
  68
- Number of Stories
  
  3
- Program Version
  
  Phius CORE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  69132 ft²
- Market Category
  
  Supportive Housing
- Status
  
  Certified
- Design Certification
  
  March 20, 2023
- Final Certification
  
  June 27, 2025
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  2.82 kBTU/ft².yr
- Annual Cooling Demand
  
  2.42 kBTU/ft².yr
- Peak Heating Load
  
  2.91 kBTU/ft².yr
- Peak Cooling Load
  
  2.31 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  19.34 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  5110 kWh/person.yr
- Air Tightness (per enclosure area)
  
  0.048 CFM50/ft²

Enclosure

- Window Manufacturer 1
  
  Intus

Systems & Equipment

- Ventilation System Manufacturer
  
  Swegon
- Measured Ventilation Fan Efficiency
  
  0.98 W/cfm
- Heating System Manufacturer
  
  Daikin
- Cooling System Manufacturer
  
  Daikin
- Hot Water System Manufacturer
  
  Mitsubishi