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Project 1411

Casa La Vista

Spicewood, Texas

Building Function

Single-Family
Project Type

New Construction
ASHRAE Climate Zone

2A - Hot - Humid
Status

Certified
INT. Conditioned Floor Area

2990 ft²

Core Project Team

Phius Certified Rater

Ned Fischer
Phius CPHC (Secondary)

Mark Larson
Phius CPHC (Lead)

Keith Simon
Project Submitter

Keith Simon
Primary Reviewer

Lisa White

Project Information

- Building Owner
  
  Mark and Rachel Larson
- Construction Company
  
  Built Green Homes
- Building Function
  
  Single-Family
- Project Type
  
  New Construction
- Construction Type
  
  Wood Frame
- Number of Units
  
  1
- Program Version
  
  PHIUS+ 2015
- INT. Conditioned Floor Area
  
  2990 ft²
- ADD'L Certifications
  
  DOE ZERH, ENERGY STAR for Homes, EPA Indoor airPLUS
- Status
  
  Certified
- Design Certification
  
  March 15, 2019
- Final Certification
  
  February 21, 2020
- ASHRAE Climate Zone
  
  2A - Hot - Humid
- Region
  
  South Central

Performance

- Annual Heating Demand
  
  0.68 kBTU/ft².yr
- Annual Cooling Demand
  
  10.26 kBTU/ft².yr
- Peak Heating Load
  
  2.75 kBTU/ft².yr
- Peak Cooling Load
  
  2.53 kBTU/ft².yr
- Site Energy Use Index (EUI)
  
  13.4 kBTU/ft².yr
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  6185 kWh/person.yr
- Air Tightness (per enclosure area)
  
  0.029 CFM50/ft²

Enclosure

Systems & Equipment

- Measured Ventilation Fan Efficiency
  
  0.5 W/cfm