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Project 2915

Sul Ross Residence

Natalye Appel + Associates Architects

Houston, Texas

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

2A - Hot - Humid
Status

Design Certified
INT. Conditioned Floor Area

3209 ft²

Core Project Team

Phius Certified Rater

Roger Taylor
Phius CPHC (Lead)

Jesse Hunt
Project Submitter

Jesse Hunt

Project Information

- Architecture Planning
  
  Natalye Appel + Associates Architects
- Mechanical Systems Designer
  
  Positive Energy
- Additional Consultants
  
  Emergent Development
- Construction Company
  
  The Southampton Group
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Number of Units
  
  1
- Number of Stories
  
  2
- Program Version
  
  Phius ZERO 2024
- All Electric
  
  Yes
- INT. Conditioned Floor Area
  
  3209 ft²
- Status
  
  Design Certified
- Design Certification
  
  May 21, 2026
- ASHRAE Climate Zone
  
  2A - Hot - Humid
- Region
  
  South Central

Performance

- Annual Heating Demand
  
  2.49 kBTU/ft².yr
- Annual Cooling Demand
  
  14.16 kBTU/ft².yr
- Peak Heating Load
  
  2.79 kBTU/ft².yr
- Peak Cooling Load
  
  3.99 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  15.66 kBTU/ft².yr
- Site Energy Use Index (w/Renewables)
  
  -7.31 kBTU/ft².yr
- Compliance Software
  
  METr
- Source Energy (Residential)
  
  5890 kWh/person.yr

Enclosure

- Window Manufacturer 1
  
  Western Windows
- Window Manufacturer 2
  
  Velux

Systems & Equipment

- Ventilation System Manufacturer
  
  Broan
- Heating System Manufacturer
  
  Mitsubishi
- Cooling System Manufacturer
  
  Mitsubishi
- Hot Water System Manufacturer
  
  AO Smith
- Renewable Energy Type(s)
  
  On-Site PV
- Renewable Energy Annual Production
  
  21600 kWh/yr
- Renewable Energy System Size
  
  16.8kW