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- Does Passive Building Cost More to Build ?
- Can Passive Building Scale to Multifamily?
- Are Passive Buildings Resilient?
- Do Passive Buildings Cause Mold?
- What Are the Risks of Passive Building?
- How Long Is The PHIUS+ Certification Process?
- How Much Do Passive House Certifications Differ?
- What About Passive Building HVAC Systems?
We've got your back
PHIUS is here to support project teams during certification every step of the way. Click the links below, visit our FAQs page, or email us at the specific email addresses below.
Email PHIUS at email@example.com for queries such as:
How to request and submit a PHIUS+ Contract
How to request a custom certification quote
How to request a Feasibility Study
Learn more about the Quick Review Service
Learn more about the PHIUS Certified Window Program
Questions on energy modeling support and protocol
General questions on project certification
Quality Assurance and Quality Control (QA/QC)
If you have questions about the Quality Assurance and Quality Control aspect of the PHIUS+ program, please email PHIUS at firstname.lastname@example.org. We will be happy to assist you with queries on topics such as:
Details on where to find the workbook
If you have a question that does not fit into any of the categories listed above, please email PHIUS at email@example.com.
Find PHIUS-Certified Building Professionals
PHIUS Certified Passive House Consultants (CPHC®), Builders, and Raters are here to support project teams in the certification of their PHIUS+ projects every step of the way.
Search the PHIUS Certified Professionals Directory to find qualified professionals in your area.
A Certified Passive House Consultant (CPHC) typically is an architect, engineer, or energy consultant who will help design the project. CPHCs do the WUFI passive energy model, and they are the primary point of contact for the pre-certification process. Find a PHIUS Certified Passive House Consultant (CPHC®)
A PHIUS Certified Builder has taken the PHIUS certified building course and passed the exam. They build the pre-certified projects, execute air-tightness, and many other in-the-field requirements. FInd a PHIUS Certified Builder
A PHIUS+ Rater goes on site and completes the quality assurance and quality control checks for the project. They are an integral part of the design team. They make sure that the designs get built correctly. Find a PHIUS+ Rater
PHIUS+ Verifiers do mainly the same thing as raters—on-site field inspection to make sure the designs are appropriately built—but in larger buildings. Find a PHIUS+ Verifier.