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Project 2022

Ithaca Passive House

Lansing, New York

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Status

Design Certified
INT. Conditioned Floor Area

2261 sq. ft.

Core Project Team

Secondary Reviewer

Neil Rosen
Phius Certified Rater

Kevin Stack
Phius CPHC (Lead)

Evan Hallas
Project Submitter

Evan Hallas
Primary Reviewer

John Loercher

Project Information

- Architecture Planning
  
  STREAM Collaborative
- Mechanical Systems Designer
  
  Taitem Engineering
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  1
- Number of Stories
  
  2
- Program Version
  
  Phius ZERO 2021
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  2261 sq. ft.
- Market Category
  
  Market Rate
- Status
  
  Design Certified
- Design Certification
  
  June 14, 2022
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  7.25
- Annual Cooling Demand
  
  1.86
- Peak Heating Load
  
  4.53
- Peak Cooling Load
  
  1.19
- Site Energy Use Index (EUI)
  
  11.93
- Site Energy Use Index (w/Renewables)
  
  -2.27
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  2845
- Air Tightness (per enclosure area)
  
  0.05

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  43
- Wall 1 Insulation Type
  
  Cellulose, Fiberboard, Mineral Wool (Board)
- Roof 1 Type
  
  Other
- Roof 1 R-Value
  
  71
- Roof 1 Insulation Type
  
  Cellulose, Mineral Wool
- Floor Type 1
  
  Slab on Grade
- Floor 1 R-Value
  
  28
- Floor 1 Insulation Type
  
  EPS
- Window Manufacturer 1
  
  Klearwall
- Whole Window U-Value 1
  
  0.14
- Window Glazing SHGC 1
  
  0.49

Systems & Equipment

- Ventilation System Manufacturer
  
  Zehnder
- Ventilation System Product Name
  
  Zehnder ComfoAir Q350
- Ventilation System Layout
  
  Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  85
- Heating System Manufacturer
  
  Mitsubishi
- Heating System Type
  
  Air Source Heat Pump
- Heating System Performance (COP)
  
  4.54
- Cooling System Manufacturer
  
  Mitsubishi
- Cooling System Type
  
  Air Source Heat Pump
- Cooling System Performance (EER)
  
  16.5
- Hot Water System Manufacturer
  
  Sanden
- Hot Water System Product Name
  
  SanCO2
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Split Heat Pump Water Heater
- Range Hood Type
  
  Exhaust
- Dryer Type
  
  Non-Vented
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  1507
- Renewable Energy System Size
  
  8.64