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Project 1236

Madrona Passive House

Seattle, Washington

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

4C - Mixed - Marine
Status

Final Certified
INT. Conditioned Floor Area

3778 sq. ft.

Core Project Team

Phius Certified Rater

Skylar Swinford
Phius CPHC (Lead)

Dan Whitmore
Project Submitter

Dan Whitmore
Primary Reviewer

Lisa White

Project Information

- Construction Company
  
  Hammer and Hand
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  1
- Program Version
  
  PHIUS+ 2015
- INT. Conditioned Floor Area
  
  3778 sq. ft.
- ADD'L Certifications
  
  DOE ZERH, ENERGY STAR for Homes, EPA Indoor airPLUS
- Status
  
  Final Certified
- Design Certification
  
  September 13, 2016
- Final Certification
  
  September 13, 2016
- ASHRAE Climate Zone
  
  4C - Mixed - Marine
- Region
  
  Northwest

Performance

- Compliance Software
  
  WUFI Passive
- Air Tightness (per enclosure area)
  
  0.02

Enclosure

Systems & Equipment

- Ventilation System Manufacturer
  
  Zehnder
- Ventilation System Product Name
  
  Comfoair 550
- Ventilation System Type
  
  HRV
- Sensible Recovery Efficiency
  
  85
- Heating System Manufacturer
  
  Sanden
- Heating System Type
  
  Air Source Heat Pump
- Hot Water System Type
  
  Heat Pump Water Header
- Hot Water System Performance Rating
  
  1
- Dryer Type
  
  Non-Vented
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  9600
- Renewable Energy System Size
  
  10