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The Value of Air and Vapor Control

The Value of Air and Vapor Control

The Value of Air and Vapor Control Foundational Elements Of High Performance Enclosures We’ve heard the chorus of misinformation throughout years of speaking to builders across North America: “Buildings need to breathe – you’ll destroy them if you make them airtight”. “In a cold climate, if you don’t put a vapor barrier on the inside o … read more

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Smart Vapor Control, Magical Thinking and Goldilocks

Smart Vapor Control, Magical Thinking and Goldilocks

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 endurance test. The greatest threat to a building’s longevity is moisture damage. Conseq … read more

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In the PHI Lab and In the Field: INTELLO Tests Tightest

In the PHI Lab and In the Field: INTELLO Tests Tightest Pro Clima's INTELLO airtight system proven by Certification of the ;Passive House Institute and at the University of Northern British Columbia. INTELLO Plus testing. Photo Credit: PHI KAFLEX & ROFLEX testing. Photo Credit: PHI INTELLO Plus factory application. Photo Cred … read more

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Leaky OSB: A Game of Chance

Leaky OSB: A Game of Chance Everyday at 475 we have dozens of conversations with builders all over North America. We often generate the ideas for this blog based on common trends, questions, and concerns... basically, things we find we're repeating. And it’s worth repeating and repeating: don’t depend on OSB for airtightness. Why? OSB … read more

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How to Make It Stick: Preparing Surfaces For High Performance Air Sealing

How to Make It Stick: Preparing Surfaces For High Performance Air Sealing A little housekeeping goes a long way. We sell Pro Clima tapes because they are incredible products. They promise long-term airtightness that will last for 100 years, are highly flexible to stay airtight as your building moves and settles, and the solid acryl … read more

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Do More With Less: Your Dense Pack Netting Should Multitask

Do More With Less: Your Dense Pack Netting Should Multitask INTELLO Plus with service cavity Dense pack insulation is a great way to insulate - whether it be cellulose, wood fiber (Thermofiber by GUTEX), sheeps' wool (by Havelock wool), or fiberglass. It can guarantee gap-free thermal protection, filling all the nooks and crannies. … read more

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