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Phius Certified Trades Professional - Enclosure Specialist Training | December 2025 & January 2026 | Portland, OR
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Project 1965

West Side Homes Sustainable Rehabilitation & Infill Housing - West Street

STIEGLITZ SNYDER ARCHITECTURE

Buffalo, New York

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

5A - Cool - Humid
Construction Completion

2024
Status

Certified
INT. Conditioned Floor Area

17044 ft²

Core Project Team

Phius Certified Verifier

Chris Straile
Phius CPHC (Lead)

Michelle Tinner
Project Submitter

Michelle Tinner

Project Information

- Developer
  
  PUSH Buffalo
- Architecture Planning
  
  STIEGLITZ SNYDER ARCHITECTURE
- Building Owner
  
  PUSH Buffalo
- Mechanical Systems Designer
  
  ECO_LOGIC Studio
- Additional Consultants
  
  Sustainable Comfort, Inc.
- Construction Company
  
  Christa Construction, LLC
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Number of Units
  
  15
- Number of Stories
  
  3
- Program Version
  
  PHIUS+ 2018
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  17044 ft²
- Status
  
  Certified
- Design Certification
  
  November 3, 2022
- Final Certification
  
  November 5, 2024
- Construction Completion
  
  2024
- ASHRAE Climate Zone
  
  5A - Cool - Humid
- Region
  
  Northeast

Performance

- Annual Heating Demand
  
  4.45 kBTU/ft².yr
- Annual Cooling Demand
  
  2.96 kBTU/ft².yr
- Peak Heating Load
  
  3.71 kBTU/ft².yr
- Peak Cooling Load
  
  1.55 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  17.98 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  6.22 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  6446 kWh/person.yr
- Source Energy (Residential w/Renewables)
  
  2230 kWh/person.yr
- HERS Rating
  
  33
- HERS Rating w/Renewables
  
  2
- Air Tightness (per enclosure area)
  
  0.06 CFM50/ft²

Enclosure

- Wall 1 Type
  
  Framing with Continuous Insulation
- Wall 1 R-Value
  
  30
- Wall 1 Insulation Type
  
  Fiberglass, Other
- Window Manufacturer 1
  
  Inline

Systems & Equipment

- Ventilation System Manufacturer
  
  Broan & Zehnder
- Measured Ventilation Fan Efficiency
  
  0.88 W/cfm
- Heating System Manufacturer
  
  Water Furnace
- Cooling System Manufacturer
  
  Water Furnace
- Hot Water System Manufacturer
  
  Water Furnace
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  58722 kWh/yr
- Renewable Energy System Size
  
  51.48kW