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Project 1684

Burke House

First Lamp Architects

Seattle, Washington

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

4C - Mixed - Marine
Construction Completion

2022
Status

Certified
INT. Conditioned Floor Area

2708 ft²

Core Project Team

Phius Certified Rater

Tom Balderston
Phius CPHC (Lead)

Taylor Callaway
Project Submitter

Taylor Callaway

Project Information

- Architecture Planning
  
  First Lamp Architects
- Construction Company
  
  Carlisle Classic Homes
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  1
- Number of Stories
  
  2
- Program Version
  
  PHIUS+ 2018 Source Zero
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  2708 ft²
- Status
  
  Certified
- Design Certification
  
  December 14, 2021
- Final Certification
  
  November 18, 2022
- Construction Completion
  
  2022
- ASHRAE Climate Zone
  
  4C - Mixed - Marine
- Region
  
  Northwest

Performance

- Annual Heating Demand
  
  3.74 kBTU/ft².yr
- Annual Cooling Demand
  
  0.59 kBTU/ft².yr
- Peak Heating Load
  
  2.21 kBTU/ft².yr
- Peak Cooling Load
  
  0.86 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  9.24 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  -6.57 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  4108 kWh/person.yr
- HERS Rating
  
  41
- Air Tightness (per enclosure area)
  
  0.036 CFM50/ft²

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  35
- Wall 1 Insulation Type
  
  EPS, Fiberglass
- Roof 1 Type
  
  Vented Above Deck
- Roof 1 R-Value
  
  67
- Roof 1 Insulation Type
  
  EPS
- Floor Type 1
  
  Other
- Floor 1 R-Value
  
  50
- Floor 1 Insulation Type
  
  Fiberglass
- Floor Type 2
  
  Other
- Floor 2 R-Value
  
  57
- Floor 2 Insulation Type
  
  Fiberglass
- Floor Type 3
  
  Other
- Floor 3 R-Value
  
  57
- Floor 3 Insulation Type
  
  Fiberglass
- Window Manufacturer 1
  
  Smartwin
- Window Product Name 1
  
  Fixed-High Grain
- Whole Window U-Value 1
  
  0.11
- Window Glazing SHGC 1
  
  0.54
- Window Manufacturer 2
  
  Smartwin
- Window Product Name 2
  
  Operable-High Grain
- Whole Window U-Value 2
  
  0.12

Systems & Equipment

- Ventilation System Manufacturer
  
  Zehnder
- Ventilation System Product Name
  
  Comfoair 350
- Ventilation System Type
  
  HRV
- Sensible Recovery Efficiency
  
  1%
- Latent Recovery Efficiency
  
  88%
- Measured Ventilation Fan Efficiency
  
  0.19 W/cfm
- Hot Water System Manufacturer
  
  Rheem
- Hot Water System Product Name
  
  XE50T10HD50U1
- Hot Water System Type
  
  Heat Pump Water Heater
- Range Hood Type
  
  Exhaust
- Dryer Type
  
  Non-Vented
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Manufacturer
  
  Tesla PV Panels
- Renewable Energy Annual Production
  
  12548 kWh/yr
- Renewable Energy System Size
  
  12.24kW