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Reason Foam Fails #5: Excessive Shrinkage

Reason Foam Fails #5: Excessive Shrinkage

Reason Foam Fails #5 Excessive Shrinkage Fine Homebuilding, Feb/March 2012 With the growing use of foam plastic insulation in building construction, first in commercial roofing and then too often metastasizing over the entire building enclosure, it is being used increasingly as an air barrier component. This is a problem for … read more

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The Ten Golden Rules for Foam-Free Flat Roofs

The Ten Golden Rules for Foam-Free Flat Roofs

Ten Golden Rules for Foam-Free Flat Roofs When insulating a flat roof wood structure, 475's goal, as always, is to do it in the most healthy, structurally sound, durable, and ecologically friendly way - achieving truly high performance. This means we try to generally avoid using foam above or below the roof deck (for more on that, see … read more

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Project Spotlight: Simple Life Homes Foam Free Prefab Assembly

Project Spotlight: Simple Life Homes Foam Free Prefab Assembly

Project Spotlight: Simple Life Homes' Foam Free Prefab Assembly Creating Comfortable, Foam-Free, All-Electric Senior Homes In Ontario’s Ski Country There are several hot topics we look out for here at 475: foam free building, Smart Enclosures, prefab manufacturing, and frack-free (all-electric) housing. This is a rare project spotligh … read more

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Gutex Wood Fiber Insulation: A Carbon Solution on Day One

Gutex Wood Fiber Insulation: A Carbon Solution on Day One

Gutex Wood Fiber Insulation: A Carbon Solution on Day One If you have a big event coming up, and you want to lose some weight before the event, would you first gain a bunch of weight before you dropped it? Didn’t think so. Our big event is 2050 - a date toward which all carbon reduction goals are aimed. And while we insulate fo … read more

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A Declaration of Independence from Foam Plastic Insulation

A Declaration of Independence from Foam Plastic Insulation

A Declaration of Independence from Foam Plastic Insulation When in the course of constructing and renovating buildings, it becomes necessary for architects, consultants and builders to stop using materials and methods which have defined high-performance building in our time, and determine to set a new course separate and free from foam … read more

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Asbestos: A Living Lesson In Our Fight With Toxic Spray Foam

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 seems obvious enough, that as we seek to limit plastic bag use a … read more

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