Skip to main content
  • Find a Professional
  • Partnerships
  • Klingenblog
  • Browse All Events
  • PhiusCon
  • Phius Alliance
  • Join
  • Login
  • Donate
    • What is Passive Building?
      Your passive building questions, answered
      • Passive Building
      • Passive Building Principles
      • Passive Building FAQs
      • A Better Way to Zero
    • Sectors
      Passive isn't just for houses
      • Single-Family
      • Multifamily
      • Office Buildings
      • Schools
      • Other Non-Residential
    • Projects
      Phius Certified Projects are the most energy efficient and comfortable buildings in the world
      Find a Project
      • Project Certification
      • Submit a Project
      • Certification Review Queue
    • Products
      Phius Certified Products are guaranteed to perform to passive standards
      View Products
      • Product Certification Overview
      • Window Certification
      • Panel Certification
    • Professionals
      Phius Certified Professionals are on the cutting edge of high-performance building
      Find a Professional
      • Phius Certified Consultant (CPHC®)
      • Phius Certified Builder (CPHB)
      • Phius Certified Rater
      • Phius Certified Verifier
      • Maintain Credentials
  • Our Approach
    • Phius Standards
    • Zero Carbon Standards
    • Feasibility Study
    • Prescriptive Path
    • 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
    • Trainings
    • Exams
    • Webinars
    • Conferences
    • Education Overview
    • Browse Events
    September 19 – 29
    Phius Certified Consultant Phase II Training & Design Exam | September 2022
    Sign up for the last evening CPHC Phase II class of the year!
    Upcoming Sessions
    • Phius Alliance Webinar: Guiding a deep energy retrofit using thermal resilience and cost of carbon with Al Mitchell
      August 16
    • Phemales of Phius | August 2022
      August 23
    • Intro to THERM | August 2022
      August 29 – September 2
    • WUFI Passive Advanced - Single Family | September 2022
      September 7 – 8
    • 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
Search our databases for:
  • Find a Professional
  • Certified Project Database
  • Resource Library
  • Browse All Events
  • Passive Building
    • What is Passive Building?
      Your passive building questions, answered
      • Passive Building
      • Passive Building Principles
      • Passive Building FAQs
      • A Better Way to Zero
    • Sectors
      Passive isn't just for houses
      • Single-Family
      • Multifamily
      • Office Buildings
      • Schools
      • Other Non-Residential
  • Certifications
    • Projects
      Phius Certified Projects are the most energy efficient and comfortable buildings in the world
      Find a Project
      • Project Certification
      • Submit a Project
      • Certification Review Queue
    • Products
      Phius Certified Products are guaranteed to perform to passive standards
      View Products
      • Product Certification Overview
      • Window Certification
      • Panel Certification
    • Professionals
      Phius Certified Professionals are on the cutting edge of high-performance building
      Find a Professional
      • Phius Certified Consultant (CPHC®)
      • Phius Certified Builder (CPHB)
      • Phius Certified Rater
      • Phius Certified Verifier
      • Maintain Credentials
  • Standards
    Our Approach
    • Phius Standards
    • Zero Carbon Standards
    • Feasibility Study
    • Prescriptive Path
    • 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.
  • Education
    Categories
    • Trainings
    • Exams
    • Webinars
    • Conferences
    • Education Overview
    • Browse Events
    Upcoming Sessions
    • Phius Alliance Webinar: Guiding a deep energy retrofit using thermal resilience and cost of carbon with Al Mitchell
      August 16
    • Phemales of Phius | August 2022
      August 23
    • Intro to THERM | August 2022
      August 29 – September 2
    • WUFI Passive Advanced - Single Family | September 2022
      September 7 – 8
    September 19 – 29
    Phius Certified Consultant Phase II Training & Design Exam | September 2022
    Sign up for the last evening CPHC Phase II class of the year!
  • Resources
    • 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
  • About Us
    • About Us Overview
    • Mission and Vision
      • Phius Milestones
    • Careers
    • Klingenblog
    • News
    • Contact Us
  • Our People
    • Board of Directors
    • Industry Advisory Council
    • Phius Technical Committee
    • Staff
    • Alliance Board of Directors
  • Phius Alliance
  • Join
  • Login
  • Donate
Quick Links
  • Find a Professional
  • Partnerships
  • Klingenblog
  • Browse All Events
  • PhiusCon
Calculator/Tool

Phius Certification Guidebook 2021 v3.1

The Phius Certification Guidebook is the one-stop-shop for all things related to the Phius project certification program.

July 05, 2022
By Phius Certification Team
Share
  • Share on Facebook
  • Share on Twitter
  • Share on LinkedIn
  • Share with Email

Download the Certification Guidebook

See What's New in Version 3.1

About the Author

Phius Certification Team

Read more about
Filed Under
  • Energy Modeling
  • Passive Building
  • Phius Standards
  • WUFI Passive / Plus / Pro

A zero-carbon future starts right here with our locally tailored, globally applicable passive building standards.


  Thank you for Signing Up
  Please correct the marked field(s) below.
First Name 
1,false,1,First Name,2
Last Name 
1,false,1,Last Name,2
Email  *
1,true,6,Contact Email,2
*Required Fields
spacer
  • About Us
  • Careers
  • Contact Us
  • Store
  • Facebook
  • YouTube
  • LinkedIn
  • Twitter
  • Privacy

© 2022 Phius All Rights Reserved.