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Project 2263

Carleton College Student Housing - Union 4

LHB, Inc.

Northfield, Minnesota

Building Function

Dormitory
Project Type

New Construction
ASHRAE Climate Zone

6A - Cool - Humid
Construction Completion

2025
Status

Certified
INT. Conditioned Floor Area

7013 ft²

Core Project Team

Builder

Brandon Hayden
Phius CPHB

Eric Reimer
Phius Certified Verifier

Jacob Selstad
Phius CPHC (Lead)

Molly Eagen
Project Submitter

Molly Eagen

Project Information

- Architecture Planning
  
  LHB, Inc.
- Mechanical Systems Designer
  
  Emanuelson-Podas, Inc | Horwitz, Inc
- Additional Consultants
  
  Mattson Macdonald Young, Inc | TKDA | Cause | Terra Construction | Pegasus Group | Gephart Electric | MNCEE
- Construction Company
  
  Terra Construction
- Building Function
  
  Dormitory
- Project Type
  
  New Construction
- Construction Type
  
  Wood-Frame, Insulated Concrete Form
- Number of Units
  
  2
- Number of Stories
  
  3
- Program Version
  
  Phius CORE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  7013 ft²
- Status
  
  Certified
- Design Certification
  
  February 22, 2024
- Final Certification
  
  November 6, 2025
- Construction Completion
  
  2025
- ASHRAE Climate Zone
  
  6A - Cool - Humid
- Region
  
  Midwest

Performance

- Annual Heating Demand
  
  6.9 kBTU/ft².yr
- Annual Cooling Demand
  
  3.86 kBTU/ft².yr
- Peak Heating Load
  
  5.91 kBTU/ft².yr
- Peak Cooling Load
  
  1.82 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  17.91 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  3313 kWh/person.yr

Enclosure

- Facade Type
  
  Fiber Cement
- Wall 1 Type
  
  Insulated Concrete Form (ICF)
- Wall 1 R-Value
  
  43
- Wall 1 Insulation Type
  
  EPS
- Wall 2 Type
  
  Framing with Continuous Insulation
- Wall 2 R-Value
  
  43
- Wall 2 Insulation Type
  
  Mineral Wool, Other
- Roof 1 Type
  
  Vented Above Deck
- Roof 1 R-Value
  
  70
- Roof 1 Insulation Type
  
  Fiberglass, XPS
- Floor Type 1
  
  Basement Slab
- Floor 1 R-Value
  
  30
- Floor 1 Insulation Type
  
  XPS
- Window Manufacturer 1
  
  Alpen
- Whole Window U-Value 1
  
  0.17
- Window Glazing SHGC 1
  
  0.58

Systems & Equipment

- Ventilation System Manufacturer
  
  RenewAire
- Measured Ventilation Fan Efficiency
  
  0.35 W/cfm
- Heating System Manufacturer
  
  Daikin
- Cooling System Manufacturer
  
  Daikin