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Phius Design Certified
🎉 Our latest project has achieved Passive House Design Certification, ensuring exceptional energy efficiency, comfort, and resilience. A...
Stefan Goebel
Feb 111 min read
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How do Passive House Design Principles Support Fire Resilience in Buildings?
How do Passive House Design Principles Support Fire Resilience in Buildings? Passive House principles can contribute to improved fire...
Stefan Goebel
Jan 172 min read
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Why Combining Green Roofs and Photovoltaic Systems?Â
âž¡ Green roofs can increase the efficiency of PV systems by cooling the surrounding environment. The cooler temperature around the panels...
Stefan Goebel
Oct 14, 20241 min read
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Vacuum Insulated Glass (VIG) can achieve up to R19 in certain glazing configurations!
Thank you Jason Blush  for the great discussion at GlassBuild America  about Guardian Industries 's vacuum insulated glass (VIG) units....
Stefan Goebel
Oct 11, 20241 min read
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Cooling & Resilience: The In's and Out's of Energy Modeling
Listen in to this Passive House Accelerator episode on Cooling and Sumer Resiliency series where co-host Ilka Cassidy, Ryan Abendroth,...
Stefan Goebel
Sep 20, 20241 min read
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Window to Wall Joint Sealing done differently Part 2 - Install!
Stefan Goebel (Build Zero Consulting) visits Hanno in Hanover, Germany to interview Philipp Staude (Hanno) and learn about expandable...
Stefan Goebel
Sep 18, 20241 min read
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What it's like to work in an office building that was designed based on the Passive Building principles and why this German company chose to build it that way.
I talked to Volker Brock, CEO of Hanno and Philipp Staude, R&D of Hanno to understand on what encouraged the company to go the extra mile...
Stefan Goebel
Sep 13, 20241 min read
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How to cut cooling loads in all glass buildings - ACT Facade
Reducing cooling load on all glass buildings is a common challenge. Double skin facades tackle this issue but are costly and carbon...
Stefan Goebel
Sep 10, 20242 min read
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Net Zero Energy & Passive House - Window to Wall Joint Sealing done differently!
Stefan Goebel (Build Zero Consulting) interviews Andreas Rissmann (Hanno) on how Hanno's expandable multi functional tapes work and can...
Stefan Goebel
Aug 29, 20241 min read
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The insulation R-Value from a data sheet is only half the truth! Is a 2x6 wood stud wall really R22 at R4/inch (thermal performance) as stated on manufacturer data sheets?
No, its about 19% lower (R17.9) due to thermal bridging from the wood studs. How does this impact the buildings energy performance? âž¡...
Stefan Goebel
Jul 19, 20241 min read
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How does an IECC 2018 building enclosure hold up against a Passive Building (Phius) Enclosure? And what matters most, U-Value, R-Value or Air Leakage?
➡ Check out this Phius Prescriptive Snapshot (Residential) to IECC 2018 residential and commercial enclosure comparison. ➡ While the...
Stefan Goebel
Jun 28, 20241 min read
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Architects, Builders, Consultants and Material Vendors will benefit from this; a free tool to provide the project team with climate and cost optimized specs. for high performance buildings.
Simply enter the project location and conditioned floor area to receive Window U-Value as well as Roof, Wall, Slab R-Values and...
Stefan Goebel
Jun 27, 20241 min read
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Window U-Value Spec. and it´s Impact to Comfort & Condensation
The minimum thermal performance comparison at a 5ft and 10ft window height for NYC, Boston, Chicago, Houston and San Francisco that will...
Stefan Goebel
Jun 25, 20241 min read
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Why you might be able to integrate ERV fresh air supply with the heating and cooling air handler in Germany but not in most U.S. climates. Live Recording from our Office Hour.
Listen to Ryan Abendroth shine light on the history of Passive House and climate differences between Germany the US. Generally, in most...
Stefan Goebel
Jun 13, 20241 min read
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Our client's wanted a healthy home for their children - bringing in fresh filtered outdoor air for the highest indoor air quality was something we wouldn't compromise on.
The contractor would typically couple the ERV fresh air supply with the heating and cooling air handler; we suggested to keep them...
Stefan Goebel
Jun 4, 20242 min read
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Multi-family buildings larger 12,000 sf require Phius Core or PHI certification under the residential specialized code in Massachusetts to receive a permit and allow occupancy after construction.
âž¡ Read on to attached section R405.2 to learn how the building department evaluates if the projects meets this requirement. âž¡ As of May...
Stefan Goebel
Jun 4, 20241 min read
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Providing 24/7 fresh air supply without the energy penalty!
âž¡ The 4th Passive Building Principle: Balanced ventilation and heat recovery (these go hand-in-hand)! Energy / Heat recovery ventilation...
Stefan Goebel
Jun 4, 20241 min read
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Yes, fresh air supply 24/7 in Passive Buildings!
The key to improve indoor air quality and lower building energy use: Airtight construction with balanced ventilation and energy recovery....
Stefan Goebel
Jun 4, 20241 min read
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Passive Building Standards are going mainstream and improve our communities.Â
Just a few of many take-away from the Phius Policy Summit. Incentives exist to help facilitate meeting energy goals that state agencies...
Stefan Goebel
Jun 4, 20241 min read
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Do buildings have to breathe?
It's a common myth, but that's all it is - a myth! Building airtightness provides durability in assemblies, supports balanced ventilation...
Stefan Goebel
Jun 4, 20241 min read
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