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Project 2421

17th Street Passive House

Boise, Idaho

Building Function

Single-Family
Project Type

Retrofit
ASHRAE Climate Zone

5B - Cool - Dry
Status

Final Certified
INT. Conditioned Floor Area

3434 sq. ft.

Core Project Team

Phius Certified Rater

John Reuter
Phius CPHC (Lead)

Scott Yribar
Project Submitter

Scott Yribar

Project Information

- Architecture Planning
  
  VY Architecture
- Building Owner
  
  Heidi & Cody Boyce
- Mechanical Systems Designer
  
  Energy Systems Consultants
- Construction Company
  
  KAI LLC
- Building Function
  
  Single-Family
- Project Type
  
  Retrofit
- Number of Units
  
  1
- Number of Stories
  
  3
- Program Version
  
  Phius CORE REVIVE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  3434 sq. ft.
- Status
  
  Final Certified
- Design Certification
  
  September 27, 2023
- Final Certification
  
  January 26, 2024
- ASHRAE Climate Zone
  
  5B - Cool - Dry
- Region
  
  Northwest

Performance

- Annual Heating Demand
  
  6.63
- Annual Cooling Demand
  
  2.76
- Peak Heating Load
  
  3.96
- Peak Cooling Load
  
  2.24
- Site Energy Use Index (EUI)
  
  10.41
- Site Energy Use Index (w/Renewables)
  
  7.11
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  4715
- Source Energy (Residential w/Renewables)
  
  3163
- HERS Rating w/Renewables
  
  20
- Air Tightness (per enclosure area)
  
  0.017

Enclosure

Systems & Equipment

- Renewable Energy Annual Production
  
  7559
- Renewable Energy System Size
  
  6.07