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Introduction to INTELLO
The keystone to long-lasting airtightness and vapor control. The INTELLO membrane, manufactured by Pro Clima of Schwetzingen Germany, is the state-of-the-art interior vapor control and air-tightness...
View Article475 Switches from FedEx to UPS and USPS
For years, FedEx has been the default shipping method used on foursevenfive.com, as of this week 475 will discontinue using FedEx in USA, wherever possible. Like our outspoken opinions on building...
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Asbestos: A Living Lesson In Our Fight With Toxic Spray Foam
In our quest to make a less toxic world, 475 often focuses on how, today, too often professionals are insisting on filling buildings with toxic, bioaccumulative, plastic spray foam insulations. It...
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Project Spotlight: Three Tree Builds High Performance House Without Sheathing!
When it comes to building a wood framed house, one of the typical ingredients we have come to expect is exterior sheathing. It’s the way most houses achieve shear strength and provide a nail base for...
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Introduction to VISCON: The Multi-Purpose Liquid-Applied Air Barrier
One of our most frequently asked questions is: “Do you have a liquid applied air barrier and WRB that works with the Pro Clima airtightness system?” Thanks to the diligence of the product development...
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The 475 Crew Volunteers at a Superfund Site
Every day is Earth Day at 475, but this year, the team wanted to do something extra in observance. To us, Earth Day is a chance to be mindful of your impact on a local and global level, and a day to...
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Phoenix Haus is Demystifying Passive House Construction
The seeds of a sustainable construction industry have been sown in North America, and it’s an exciting time to see companies sprout and prepare for the big growth spurt ahead. As builders, architects...
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Smart Vapor Control, Magical Thinking and Goldilocks
Be sure to protect your building for its entire lifetime. In an endurance test, it’s critical to have capabilities in reserve to handle the unexpected: And the life of a building enclosure is an...
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Introduction to ADHERO, the Fully-Adhered Membrane
Welcome to the family Right on the tail of the release of VISCON, a liquid-applied membrane, Pro Clima is releasing ADHERO: a fully-adhered, high-performance WRB developed for commercial applications....
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Airtight Wright: Using INTELLO to Restore an Architectural Relic
Kaneji Domoto’s Lurie House before being air sealed with Intello. Look at all the firewood they needed to keep that leaky assembly warm! Joist penetrations get air sealed with Tescon tape. The air...
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A Tiny House Plan Proving Big Ideas
Our customers are typically interested in building better – with more concern for the environment, energy use, natural materials, and people’s health. Occasionally we have a customer with very...
View ArticleAvoid The Carbon Rebound
On California’s Net Zero goals, embodied carbon of materials, and the Smart Enclosure System. In the fight to mitigate Climate change in California, the term Net Zero may be getting a makeover. Policy...
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