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- What is Passive Building?
  Your passive building questions, answered
  
  Passive Building
  
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  Passive isn't just for houses
  
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  Phius Certified Projects are the most energy efficient and comfortable buildings in the world
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Our Approach
- New Construction
  Phius CORE and Phius ZERO provide the path for constructing a Phius building from the ground up.
- Retrofit
  Upgrade existing buildings to Phius standards using Phius CORE REVIVE and Phius ZERO REVIVE.
- Commercial
  Phius standards aren't just for residential buildings. Phius CORE COMM and Phius ZERO COMM can be applied to any non-residential building.
Categories
October 11

Phius Project Certification Workshop | October 2023
Get an inside look at the Phius Project Certification process.
Upcoming Sessions
- Phius Certified Builder Exam | September 2023 | In Person
  September 29 – October 30
- Phius Certified Builder Training and Certification Exam | October 2023
  October 2 – 13
- Phius CORE Prescriptive Path Workshop | October 2023
  October 4
- Member Office Hours - WUFI Passive with Ryan Abendroth
  October 10
- Policy Work
  Promoting policies designed to grow passive building
  Policy Database
  
  Incentives
  
  Codes
  
  Qualified Allocation Plans
  
  Cost Data
- Tools and Support
  Providing the tools you need to create healthier buildings
  Resource Library
  
  Certification Support
  
  Calculators and Protocols
  
  Feasibility Study
  
  WUFI Passive Design Tool
  
  Climate Data
  
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  Tech Corner

Exam

Phius Certified Builder Exam | March 2023

Register Now

Mode

Self-Guided
Date

Mar. 17–Apr. 16, 2023
Time

Open Book Exam
Location

Online
CEU

0.0
Registration Fees

$150 Non-Member
$150 Phius Alliance Member