Phius Builders 101
An overview of the Phius Certified Builder (CPHB) program and what it means to be a CPHB.
A Guide for Parapets with Long Cants
Phius Building Scientist & Certification Manager Al Mitchell outlines best practices for parapets.
Phius Frame U-Value Estimator
This tool can be used for building compliance modeling for Phius Project Certification to estimate component-level performance data for fenestration systems that are rated by the National Fenestration Rating Council (NFRC). Be sure to read the 'Start Here' tab and if component-level performance data is already available for your product, you won't need this tool.
Phius Window Comfort & Condensation Risk Assessment
The window comfort and condensation risk criterion applies to all projects, regardless of size. Use the calculator below to determine the requirements to ensure comfort and minimize condensation risk for your project.
Passive House Materials & Innovation Workshop
Phius Project Certification Manager James Ortega and Project Certifier Al Mitchell break down passive principles, materials and techniques as part of a two-part Passive House Massachusetts workshop.
Phemales of Phius - Special Guest Stacy Smedley
The Phemales of Phius meeting featured a presentation from Stacy Smedley of Building Transparency.
Digging Into Details: Flange Windows
Skylar Swinford, Jesse Thompson, and Mike Steffen walk us through passive building principles around this flange window, what's good, what's bad, and what's an efficient idea for you.
Digging Into Details: Parapets
Skylar Swinford, Jesse Thompson, and Mike Steffen walk us through passive building principles around these Parapets, what's good, what's bad, and why do we need this parapet at all.
Digging Into Details: Window Sill
Skylar Swinford, Jesse Thompson, and Mike Steffen walk us through passive building principles around this window sill, what's good, what's bad, and what's an efficient idea for you.
Phius Certified Products Webinar
Phius' Certified Products programs focus on determining products' suitability for passive building in different climate zones. Many existing standards do an excellent job of evaluating products' performance – our programs exist to add context to those values. While Phius Certified Projects are not mandated to use Phius Certified Products, we do our best to ensure that practitioners have an array of easy-to-use options available in our Certified Products Database. The data we provide with Phius Certified Products is trustworthy and easily usable in software like WUFI® Passive.