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Project 2262

Carleton College Student Housing - Union 3

LHB, Inc.

Northfield, Minnesota

Building Function

Dormitory
Project Type

New Construction
ASHRAE Climate Zone

6A - Cool - Humid
Status

Certified
INT. Conditioned Floor Area

2970 ft²

Core Project Team

Builder

Mitch Hueman
Phius CPHB

Dalton Hauer
Phius Certified Rater

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
- Building Function
  
  Dormitory
- Project Type
  
  New Construction
- Construction Type
  
  Insulated Concrete Form, Wood-Frame
- Number of Units
  
  1
- Number of Stories
  
  2
- Program Version
  
  Phius CORE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  2970 ft²
- Status
  
  Certified
- Design Certification
  
  March 14, 2024
- Final Certification
  
  November 6, 2025
- ASHRAE Climate Zone
  
  6A - Cool - Humid
- Region
  
  Midwest

Performance

- Annual Heating Demand
  
  9.62 kBTU/ft².yr
- Annual Cooling Demand
  
  3.26 kBTU/ft².yr
- Peak Heating Load
  
  7.73 kBTU/ft².yr
- Peak Cooling Load
  
  1.81 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  19.01 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  2979 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
  
  Slab on Grade
- Floor 1 R-Value
  
  30
- Floor 1 Insulation Type
  
  XPS
- Window Manufacturer 1
  
  Alpen
- Window Product Name 1
  
  Alpen Zenith (ZR-6 Balanced TGT) Casement/Awning
- Whole Window U-Value 1
  
  0.16
- Window Frame Material 1
  
  Fiberglass
- Window Glazing SHGC 1
  
  0.58
- Window Manufacturer 2
  
  Alpen
- Window Product Name 2
  
  Alpen Zenith (ZR-6 Balanced TGT) Fixed High Profile
- Whole Window U-Value 2
  
  0.14
- Window Frame Material 2
  
  Fiberglass
- Window Glazing SHGC 2
  
  0.39
- Door Manufacturer
  
  Therma-Tru
- Whole Door U-Value
  
  0.19
- Door Frame Material
  
  Fiberglass

Systems & Equipment

- Ventilation System Manufacturer
  
  RenewAire
- Ventilation System Product Name
  
  EV Premium L
- Ventilation System Layout
  
  Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  83%
- Latent Recovery Efficiency
  
  69%
- Measured Ventilation Fan Efficiency
  
  0.4 W/cfm
- Heating System Manufacturer
  
  Carleton College Campus-Wide District Energy System
- Cooling System Manufacturer
  
  Daikin
- Hot Water System Manufacturer
  
  Carleton College Campus-Wide District Energy System
- Range Hood Type
  
  Recirculation
- Dryer Type
  
  Vented