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Project 1856

Twin Lakes Landing Phase 2 - Building 1

Marysville, Washington

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

4C - Mixed - Marine
Construction Completion

2021
Status

Final Certified
INT. Conditioned Floor Area

11455 sq. ft.

Core Project Team

Phius Certified Verifier

Diego Guimet
Phius CPHC (Lead)

Dan Whitmore
Project Submitter

Dan Whitmore

Project Information

- Architecture Planning
  
  Dykeman
- Building Owner
  
  Housing Hope
- Mechanical Systems Designer
  
  Ecotope
- Construction Company
  
  Kirtley Cole Associates LLC
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  15
- Number of Stories
  
  3
- Program Version
  
  Phius CORE 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  11455 sq. ft.
- Status
  
  Final Certified
- Design Certification
  
  August 29, 2022
- Final Certification
  
  November 2, 2023
- Construction Completion
  
  2021
- ASHRAE Climate Zone
  
  4C - Mixed - Marine
- Region
  
  Northwest

Performance

- Annual Heating Demand
  
  6.21
- Annual Cooling Demand
  
  0.02
- Peak Heating Load
  
  4.13
- Peak Cooling Load
  
  0.22
- Site Energy Use Index (EUI)
  
  21.6
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  3183
- Air Tightness (per enclosure area)
  
  0.055
- Average Compartmentalization
  
  0.18

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  28
- Wall 1 Insulation Type
  
  Fiberglass
- Wall 2 Type
  
  Framing with Continuous Insulation
- Wall 2 R-Value
  
  28
- Wall 2 Insulation Type
  
  Fiberglass, Mineral Wool (Cavity)
- Wall 3 Type
  
  Other
- Wall 3 R-Value
  
  6
- Wall 3 Insulation Type
  
  Other
- Roof 1 Type
  
  Vented Below Deck
- Roof 1 R-Value
  
  66
- Roof 1 Insulation Type
  
  Cellulose
- Floor Type 1
  
  Slab on Grade
- Floor 1 R-Value
  
  20
- Floor 1 Insulation Type
  
  EPS
- Floor Type 2
  
  Overhang Floor
- Floor 2 R-Value
  
  39
- Floor 2 Insulation Type
  
  Fiberglass
- Window Manufacturer 1
  
  Euroline
- Window Product Name 1
  
  1400 Casement (Rehau)
- Whole Window U-Value 1
  
  0.17
- Window Frame Material 1
  
  Other
- Window Glazing SHGC 1
  
  0.32
- Window Manufacturer 2
  
  Euroline
- Window Product Name 2
  
  1400 Picture (Rehau)
- Whole Window U-Value 2
  
  0.15
- Window Frame Material 2
  
  Other
- Window Glazing SHGC 2
  
  0.32

Systems & Equipment

- Ventilation System Layout
  
  De-Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  83
- Heating System Type
  
  Electric Resistance
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Split Heat Pump Water Heater