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Project 1676

Prairie Trails Early Learning Center

Mt Prospect, Illinois

Building Function

School / Education
Project Type

Retrofit
ASHRAE Climate Zone

5A - Cool - Humid
Construction Completion

2021
Status

Certified
INT. Conditioned Floor Area

27930 ft²

Core Project Team

Phius Certified Verifier

Graham Giovagnoli
Phius CPHC (Lead)

Tom Boeman
Project Submitter

Tom Boeman

Project Information

- Building Function
  
  School / Education
- Project Type
  
  Retrofit
- Construction Type
  
  Masonry
- Number of Units
  
  1
- Number of Stories
  
  1
- Program Version
  
  PHIUS+ 2018 Source Zero
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  27930 ft²
- Status
  
  Certified
- Design Certification
  
  November 27, 2019
- Final Certification
  
  February 4, 2022
- Construction Completion
  
  2021
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Midwest

Performance

- Annual Heating Demand
  
  8.09 kBTU/ft².yr
- Annual Cooling Demand
  
  1.56 kBTU/ft².yr
- Peak Heating Load
  
  6.06 kBTU/ft².yr
- Peak Cooling Load
  
  2.31 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  24.03 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  -7.88 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Non-Residential)
  
  67.28 kBTU/ft².yr
- Air Tightness (per enclosure area)
  
  0.061 CFM50/ft²

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  28
- Wall 1 Insulation Type
  
  PolyIso
- Wall 2 Type
  
  Exterior Continuous Insulation Only
- Wall 2 R-Value
  
  25
- Wall 2 Insulation Type
  
  PolyIso
- Roof 1 Type
  
  Vented Above Deck
- Roof 1 R-Value
  
  83
- Roof 1 Insulation Type
  
  PolyIso
- Floor Type 1
  
  Slab on Grade
- Floor 1 R-Value
  
  2
- Phius Certified Window
  
  Kawneer 1600 UT CW Alu PP
- Window Manufacturer 1
  
  Kawneer
- Window Product Name 1
  
  1600UT Windows Fixed
- Whole Window U-Value 1
  
  0.34
- Window Frame Material 1
  
  Aluminum
- Window Glazing SHGC 1
  
  0.33
- Window Manufacturer 2
  
  Kawneer
- Window Product Name 2
  
  1600UT Windows Operable
- Whole Window U-Value 2
  
  0.28
- Window Frame Material 2
  
  Aluminum
- Window Glazing SHGC 2
  
  0.33
- Door Manufacturer
  
  Kawneer
- Door Product Name
  
  500T Door
- Whole Door U-Value
  
  0.54
- Door Frame Material
  
  Aluminum

Systems & Equipment

- Ventilation System Layout
  
  De-Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  81%
- Measured Ventilation Fan Efficiency
  
  1 W/cfm
- Heating System Type
  
  Variable Refrigerant Flow (VRF)
- Hot Water System Layout
  
  De-Centralized
- Hot Water System Type
  
  Electric Water Heater