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- What is Passive Building?
  Your passive building questions, answered
  
  Passive Building
  
  Passive Building Principles
  
  Passive Building FAQs
  
  A Better Way to Zero
  
  Passive Building Foundations Training
- Sectors
  Passive isn't just for houses
  
  Single-Family
  
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  Office Buildings
  
  Schools
  
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- Projects
  Phius Certified Projects are the most energy efficient and comfortable buildings in the world
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- Products
  Phius Certified Products are guaranteed to perform to passive standards
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- Professionals
  Phius Certified Professionals are on the cutting edge of high-performance building
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  Phius Certified Builder (CPHB)
  
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  Maintain Credentials
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
December 5 – 11

Intro to THERM | December 2024
Master thermal bridging with our THERM workshop!
Upcoming Sessions
- Phius Certified Builder Training and Certification Exam | December 2024
  December 2 – 13
- Annual Alliance Member Meeting
  December 3
- Intro to THERM | December 2024
  December 5 – 11
- Phius Certified Consultant Training & Certification Exam | December 2024
  December 9 – 20
- 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
  
  Quality Assurance
  
  Tech Corner

Workbook

Phius REVIVE 2024 Standard Document

The Phius REVIVE 2024 retrofit standard's custom targets and focus on resilience & decarbonization make it a viable solution for wide-scale passive retrofits.

February 02, 2024

Phius REVIVE 2024 Standard Document

View the standard setting document for the Phius REVIVE 2024 passive retrofit standard

View Phius REVIVE 2024 Standard Document