Getting to Zero
Graham S. Wright, Senior Scientist & Product Program Manager The PHIUS+ 2015 passive building standard is a high-performance building standard that has three main types of requirements: Limits on...
View ArticlePHIUS Monitored Data Collection: Initial Results Are Encouraging!
– Jordan Frazin, PHIUS Certification Staff INTRODUCTION Passive building strategies have become increasingly common throughout the green building community and there is an ever-expanding network of...
View ArticleComparing ASHRAE 90.1 Appendix G / PHIUS+ / Passivhaus methods and standards
– James Ortega, PHIUS Certification Staff The New York State Energy Research and Development Authority (NYSERDA) promotes energy efficiency and the use of renewable energy resources. NYSERDA has been...
View ArticleMessage from the Executive Director
Congratulations PHIUS professionals: thanks to your hard work, 2017 was perhaps the community’s best year ever! Together, in what was in other realms a tumultuous year, we maintained our focus and...
View ArticlePHIUS vs PHI – Lessons learned webinar recap
Katrin Klingenberg, PHIUS Executive Director #PHIUS www.phius.org Thanks to all of you who took the time to join us for last week’s webinar on the differences between the PHIUS and PHI passive house...
View ArticleCelebrating Summer Solstice in Chicago
Wednesday night, dozens of local designers, builders, and residents gathered to see how passive principles are applied in projects—and how they can give us a jump start on a clean energy future. PHAUS’...
View ArticlePHIUS Joins US, EU Delegates to Tour Affordable Passive Buildings
On a sweltering hot and humid summer morning last week in Washington DC, PHIUS staff joined community development and design professionals from both sides of the Atlantic on a tour of sustainable...
View ArticlePHIUS, Universities Partner to Train Emerging Passive Professionals
A feverish buzz builds in Alison Kwok’s University of Oregon classroom as students scramble to complete final details of architectural elevations, double-check load calculations, and precisely label...
View ArticleHealthy Buildings, Part 1: 9 Principles
An article in ArchDaily details the nine aspects of a building that, according to the Center for Climate, Health, and the Global Environment at Harvard University’s School of Public Health, make that...
View ArticleHealthy Buildings, Part 2: The PHIUS Phive
Earlier in the week, we discussed the Harvard TH Chan School of Public Health’s 9 Foundations for a Healthy Building. When building to minimum building code standards, these items do not seem connected...
View ArticlePHIUS Offers a SMART Path to Carbon Neutral Building
Recently, leaders of 19 of the world’s largest cities announced they would enact regulations to require new buildings be carbon neutral by 2030, and all buildings by 2050. We at PHIUS wholeheartedly...
View ArticlePHIUS+ 2018 Webinar Q&A
PHIUS Senior Scientist Graham Wright and Certification Manager Lisa White answer questions that were submitted during and after the live PHIUS+ 2018 Webinar on November 8, 2018. You can view a...
View ArticleWhat’s new in WUFI Passive 3.2
By Lisa White, PHIUS Certification Manager The PHIUS Certification Staff and PHIUS Technical Committee have been hard at work collaborating with the Fraunhofer Institute for Building Physics (IBP) to...
View ArticleStrengthening the Core
With PHIUS+2018 we took a clear step forward in our commitment to being on the frontline of promoting sustainable energy use in buildings and reducing carbon emissions. But passive building...
View ArticleMany Cereals, One Cereal Aisle
The PHIUS+ standard has evolved on a very different path than the PHI standard, and they are in no way equivalent. That’s by design, based on deliberate decisions and building science, with a focus on...
View ArticlePassive Building Standards–What about Embodied Energy/Carbon?
PHIUS Senior Scientist Graham Wright is back this week, this time following up on a comment made to his One Cereal Aisle, Many Cereals post from last week. Reader Sarah Larsen (thanks Sarah!) asked...
View ArticleCountering a policymaker’s concern regarding passive house
We recently heard from a PHIUS constituent who had these comments about an experience with a policy maker who was skeptical about passive building: In recent discussions about building performance...
View ArticleExhaust fans and make-up air
PHIUS Certification Manager Lisa White weighs in on a common challenge for passive house designers. When it comes to exhaust for the kitchen range/cook-top, either a re-circulation hood or direct...
View ArticleA mid-cycle tweak of PHIUS+ 2018
PHIUS officially launched the PHIUS+ 2018 Passive Building Standard just over a year ago at the 13th Annual North American Passive House Conference in Boston. The passive building market seems to...
View ArticleWUFI® Passive V.3.2.0.1 validation using ANSI/ASHRAE Standard 140-2017
Good news: PHIUS has completed modeling to validate WUFI Passive according to ASHRAE 140. Read the full report here. ASHRAE 140 is a comprehensive Standard Method of Test (SMOT) for the evaluation of...
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