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New Mold Growth Index and Safe Double-Stud Walls: WUFI Pro Shows INTELLO Plus...
Double-stud walls have been regarded as a simple to build, low-cost, high-performance solution since the energy crisis in the 1970’s. (See our blog post The Double-Stud Wall Simplified: Low-Cost High...
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The EXTOSEAL ENCORS Primer: The Essential Sill Protection
Window Flashing That Lasts At the sill-jamb intersection, window flashing must bridge three dimensions. EXTOSEAL ENCORS remain air and water tight, and solidly bonded to the substrate, even when...
View Article475 Presents: High Performance Gets Real
What exactly do we mean by high-performance building? What are some of the obstacles to building this way? And when compromises have to be made, how can we make cost-effective choices and still...
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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...
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Passive House is Dead: 475 forms The Best Practices Institute© & The Perfect...
The official plaque of the Perfect Building is reclaimed wood, with live words growing in a mix of moss and lichen. The moss will grow and change along with the building. This is a moment of mixed...
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Best of Off-Label Uses Part 3
Because you love sending us examples of the many creative and improvisational ways you end up using our handy high performance materials, this is a continuing series . See Part 1 and Part 2 of The Best...
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Smart Wall Primer
The Smart Wall is an essential part of the Smart Enclosure and represents a return to fundamental principles of building science. We leverage the basics of natural principles with highly selective...
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A Smart Enclosure Starts with Smart Walls: Green High-Performance Done Right...
Archigram’s A Walking City, 1964: boundless energy & engineering anyone? For thousands of years buildings were made with a keen regard for nature and historically building science was intimately...
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Why Foam Fails. Reason #7: Unhealthy Off-Gassing & Dust
credit: uscountryproperties.com Spray foam throws off two forms of toxic poison: off-gassing of the volatile organic compounds and uncured chemical dust. Spray foam is a two-component chemical system:...
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Builder Testimonial: Brad Hankins on the INTELLO Energy Revolution
475 is excited to present this guest blog post by Brad Hankins, a designer-builder from Langley, WA. Long committed to sustainability, Brad knows the environmental benefits of high-performance...
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The Pro Clima Warranty: Comprehensive, Transparent, Fair
The 475 team recently had the opportunity to travel to Germany and spend a few days at Pro Clima headquarters in Schwetzingen and meet not only the entire Pro Clima crew, but also with fellow...
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A Bright Future Ahead As The 475 Crew Grows
While some might have serious issues with 2016, this year is shaping up to be pretty great for your friends here at 475. We have several things in the works that we’ll be announcing in the following...
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Slideshow: The PHI Conference in Vienna, Pro Clima, Gutex, And Bewiso
Five members of the 475 crew had the opportunity to travel to Europe over the last several weeks. The main target was to attend the 21st Annual International Passive House Conference in Vienna. While...
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All-Wood Passive House Windows Adapt To Fit The Project
Passive House Windows, Not Only For Passive House The core of Passive House is about energy performance, but the reasons we love aiming for the standard are all the other accompanying benefits. We want...
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CONTEGA MULTIBOND: Instantly Bonding, Airtight Joint Adhesive
Ensuring a continuous air barrier is top priority for high-performance building. Joint connections between different materials can be especially challenging points to airseal. Acrylic caulk adhesives...
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New England Forges Ahead: Passive House Buildings
When advocating for Passive House buildings it’s often not very convincing to point to successful projects in other countries. People understandably want to see local professionals working...
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Good Products Aren’t Enough: It’s The System – So Let’s Change it.
What Are We Doing? Are we kidding ourselves? Trying to be a conscientious consumer, we try to pick sustainable materials and products – making more sustainable decisions – with the desire to “vote with...
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SANDEN SANCO2: The Water Heater to End All Water Heaters
After HVAC systems, water heaters can be among the biggest energy sinks in a building. Although high-performance building strategies can allow you to dramatically downsize your HVAC systems, supplying...
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Flange Window Install Sequence for High Performance Enclosures
Flanged windows are ubiquitous in American construction. As we push toward higher levels of enclosure performance – with increased insulation levels, airtightness and vapor control – window...
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INTELLO Responds To High Enclosure Moisture Levels – Proof Is In Collected Data
Monitoring real life assemblies is the best proof of performance. This is how we know Pro Clima products make construction as safe as possible. ECOCOR monitored a foam-free, un-vented flat roof in...
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