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Project 1466

Ballard Passive

Seattle, Washington

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

4C - Mixed - Marine
Status

Certified
INT. Conditioned Floor Area

2184 ft²

Core Project Team

Phius Certified Rater

Tom Balderston
Phius CPHC (Lead)

Taylor Callaway
Project Submitter

Taylor Callaway
Primary Reviewer

James Ortega

Project Information

- Construction Company
  
  First Lamp Architects and Construction
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  1
- Program Version
  
  PHIUS+ 2015
- INT. Conditioned Floor Area
  
  2184 ft²
- ADD'L Certifications
  
  DOE ZERH, ENERGY STAR for Homes, EPA Indoor airPLUS
- Status
  
  Certified
- Design Certification
  
  September 5, 2019
- Final Certification
  
  June 30, 2020
- ASHRAE Climate Zone
  
  4C - Mixed - Marine
- Region
  
  Northwest

Performance

- Annual Heating Demand
  
  5.43 kBTU/ft².yr
- Annual Cooling Demand
  
  0.9 kBTU/ft².yr
- Peak Heating Load
  
  2.91 kBTU/ft².yr
- Peak Cooling Load
  
  1.35 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  13 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  5258 kWh/person.yr
- Air Tightness (per enclosure area)
  
  0.027 CFM50/ft²

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  42
- Wall 1 Insulation Type
  
  Fiberboard, Fiberglass
- Roof 1 Type
  
  Vented Above Deck
- Roof 1 R-Value
  
  115
- Roof 1 Insulation Type
  
  EPS, Fiberglass
- Roof 2 Type
  
  Vented Above Deck
- Roof 2 R-Value
  
  87
- Roof 2 Insulation Type
  
  EPS, Fiberglass
- Floor Type 1
  
  Slab on Grade
- Floor 1 R-Value
  
  46
- Floor 1 Insulation Type
  
  EPS
- Floor Type 2
  
  Overhang Floor
- Floor 2 R-Value
  
  64
- Floor 2 Insulation Type
  
  Fiberglass
- Window Manufacturer 1
  
  Unilix
- Window Product Name 1
  
  Operable Design Line .7-UO5V05 Glass
- Whole Window U-Value 1
  
  0.14
- Window Frame Material 1
  
  Aluminum Clad Wood
- Window Glazing SHGC 1
  
  0.5
- Window Manufacturer 2
  
  Unilux
- Window Product Name 2
  
  Operable Design Line .7-UO503 Glass
- Whole Window U-Value 2
  
  0.14
- Window Frame Material 2
  
  Aluminum Clad Wood
- Window Glazing SHGC 2
  
  0.14
- Window Manufacturer 3
  
  Lamilux
- Window Product Name 3
  
  Skylight
- Whole Window U-Value 3
  
  0.13
- Window Frame Material 3
  
  Aluminum
- Window Glazing SHGC 3
  
  0.26
- Door Manufacturer
  
  Unilux
- Door Product Name
  
  Lift and Slide Fixed
- Whole Door U-Value
  
  0.15
- Door Frame Material
  
  Aluminum Clad Wood

Systems & Equipment

- Measured Ventilation Fan Efficiency
  
  0.3 W/cfm