Insulation, Air Sealing

How To Install House Wrap #TheRightWay

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Counting down the top 15 pages of 2016. This one is #2. Stop rot with house wrap

Live Demos in Boston at ABX

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Hands-on training with local pros at the largest construction event in the Northeast

Ice Dam Podcast: What, How, Why, and Prevention

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A big problem, for roofs in cold climates, but what causes it and how can you fix it?

 

Airtight Walls—Housewrap and Sheathing as an Air Barrier

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A tight air barrier is the best way to build an energy-efficient house. Outside the sheathing are many chances to make it better.

Airtight Dropped Soffit for Ducts, Fans, or Can Lights

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Keep mechanical equipment within the envelope to improve the quality of houses and homes

Outie Window Details for Walls with Thick Exterior Insulation

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A thermal break and solid backing puts the window on the outer face of a thick wall. Now, there's room on the inside window sill for cats and bowling trophies

 

Stack Effect: 7 Minutes of BS (#buildingscience)

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Stack effect is relentless: it is always working, when you’re awake or asleep, even during blackouts. And it feeds on itself.

 

Air Sealing a Dropped Soffit: Why and How in Three Minutes

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When air sealing a house, begin with the biggest holes and work toward the small ones

Infill Foundation for a Four-Story Passive House

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"In order to maximize the buildable area on the infill lot, we had to go fairly deep and do some extensive shoring."

—Dan Whitmore of Hammer & Hand 

Thermal Bridging: A Podcast About BS (#buildingscience)

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This is the first episode of 7 Minutes of BS (building science). We break it down with engineers and building scientists.

Superinsulated Sunroom (3): Flashing an Outie Window

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Wide tape spans the many layers of a thick wall to make an air tight and water tight seal

Superinsulated Sunroom (2): Nail Bucks for (Outie) Flanged Windows

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Window banks need to line up neatly for the trim to work out. Foam walls add the extra possibility of compressing the backing. So there's that.

 

Warm and Dry Monolithic Slab with Brick Ledge

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Adding brick to the outside of a house complicates insulating outside a slab. So Insulate inside.

Superinsulated Sunroom (1): Exterior Foam Layer

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A superinsulated sunroom might sound like an oxymoronic idea, but it is not. Just use triple glazed windows and thick foam over the wall framing and roof