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A Conversation with Proof is Possible – Tiny Lab Creators
We sat down with Corbett Lunsford of the Building Performance Workshop, to talk about the Proof Is Possible Tour, which aims to make home performance metrics mainstream through live workshops and a TV...
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Reflections from the NW EcoBuilding Guild’s Green Building Slam 2015
The lights dim and the first slide appears. The audience at this sold-out event of almost 500 attendees quiets and awaits the welcome address. The diverse mix includes architects, builders, students,...
View Article2014 Passive House Conference in New York City
NY Passive House 2013 Symposium & 2014 Invitation from Charlie Hoxie on Vimeo. NY14 Passive House Conference & Expo has been announced for Tuesday, June 17th in Manhattan. NY Passive House is...
View Article5 Reasons Why Airtight Drywall Is Obsolete
After perhaps keeping the rain out, airtightness is the most important thing we can do to make our buildings energy efficient and comfortable. That’s a building science fact. A fully functional air...
View Article10 Tapes Tested: Pro Clima TESCON Vana Tested Best
Wingnut Test Facility (WTF) auteurs Peter Yost and Dave Gauthier have provided an update to their ongoing tape adhesion testing on BuildingGreen.com, here. We are gratified to report that...
View Article62.2, Joe is Right. An 8 Point Ventilation Reality Check
The updated ASHRAE 62.2-2013 standard, titled Ventilation and Acceptable Indoor Air Quality in Low-Rise Residential Buildings, has met with debate about what a ventilation “minimum standard” should be...
View ArticleAdhesive Bonds and Failures: What’s Really Going On
We use adhesives to form airtight and watertight enclosures. It is essential that the adhesive bonds are strong and lasting…. 50 years, 100 years, and longer. How do we know when we have the right...
View ArticleMarlboro, VT: High Performance House with Vapor-Open Walls and Roof
A low-energy project by Michael Einermann, working with Kent Webster of Webster Construction, in Marlboro, VT, elegantly illustrates the simplicity of high-performance construction with vapor open...
View ArticledesignPH Training in California, Vermont & New York
The Passive House Institute’s (PHI’s) new designPH software allows one to use SketchUp to create a model for preliminary suitability studies – to tweak the design’s energy balance and physical form in...
View ArticleReport from Germany (Part 2): Having Fun with Passive House
I had great fun on a week-long trip to Germany for the International Passive House Conference – and a visit to our supplier Pro Clima. On my way back I was pleasantly surprised to get a request from...
View ArticleRugged Pro Clima Tape from 475 Supports RISD Techstyle Haus in Versailles
475 High Performance Building Supply (475) is a proud sponsor of the Techstyle Haus entry to the Solar Decathlon Europe 2014 competition. Techstyle Haus is designed and built by students at Rhode...
View ArticleAshfield MA: Deep Energy Retrofit (DER) by Quigley Builders
Quigley Builders recently completed a Deep Energy Retrofit (DER) project in Ashfield, MA, known as one of the Hilltowns of Western Massachusetts. I stopped by on several occasions to meet with owner...
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Pro Clima’s Best-Sellers Achieve Declare Label
Product Transparency Comes Into Focus For INTELLO Plus, TESCON VANA, and TESCON Primer RP 475 has achieved the Declare building product transparency label for our best-selling tapes and membranes. The...
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Pro Clima’s Biomimicry: INTELLO and DB+ Surpass Wood’s Function
Incorporating biomimicry into building materials and design was a major topic of discussion at the recent Living Product Expo in Pittsburgh, hosted by the International Living Future Institute. It’s a...
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inhabitat.com highlights a DIY Passive House project
How to Build a Passive House Off-grid, and Without Foam by Andrew Michler, offers some creative solutions to a DIY project. The author, along with “an unseasoned team”, went on a building adventure to...
View Article475 Press Release: The Canadian Site is Live
FOR IMMEDIATE RELEASE 475 High Performance Building Supply Unveils New Canadian Website: foursevenfive.ca A rise in energy efficient building and the growing popularity of Passive House is driving...
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5 Takeaways From NAPHN15
What do you get when you combine passion, leadership, ambition, progressive ideas, concern for the environment and the scale of the climate crisis, a drive for collaboration, a focus on...
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Yes, Unvented Roof Assemblies Can Be Insulated With Fiberglass – A WUFI Post
And Not Just In Climate Zones 2B & 3B: Cold Climates Too A post on August 21st, 2015 on GreenBuildingAdvisor.com, Martin Holladay asked the question, Can Unvented Roof Assemlies Be Insulated With...
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Announcing Western Region Product Consultant, Lucas Johnson
475 is committed to serving all of the US and Canada, so we are excited to welcome Lucas Johnson as our Western regional product consultant. Lucas is based in Seattle and will be covering Washington,...
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Question of the Week – 10/23/2015 – Post-Fire Rebuild
You may think of 475 as a place you can call when you’re working out a detail, a website to visit to read technical discussions, or if you live in Brooklyn, a place to go to ask a question. But we...
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