WRB & Flashing

Oct 24 2016

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

Oct 10 2016

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


Oct 5 2016

Flash the boot like any other roof penetration, and snap the tube into place—just make sure to align the hole between the ceiling joists...


Sep 28 2016

This critical element is often omitted from window installation


Sep 20 2016

Ground zero for roof rot is often where roofs meet walls.

Sep 12 2016

Offset the joints and seal the gaps to keep air leaks out of the thick walls


Sep 7 2016

Sealing the layers—and overlapping them right—is how high performance building gets done

Aug 31 2016

Holes in walls amount to big walls full of holes unless you seal the hole after you make it

Aug 15 2016

Windows cannot rest on the foam, so they hang from wood bucks


Jul 28 2016

Use expensive stretch tape for the tricky parts and regular non-stretch tape for the rest of the window flashing

Jul 25 2016

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

Jul 18 2016

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

Jul 5 2016

A deep energy retrofit in Concord, MA illustrates everything you need to know to bring a house to energy überville

Jul 4 2016

Three videos covering the step by step process for flashing, installing, and airsealing an in-betweenie window in a Passive House Retrofit

Jun 27 2016

Protect the eave from ice dams and sideways rain

Jun 13 2016

The final step: center it in the opening, and seal the perimeter

Jun 7 2016

With the sill pan flashed, Ben turns to flashing the jambs of a window opening in this passive house retrofit

May 30 2016

Flashing an In-Betweenie window is a lot like flashing an Innie or an Outie, only it is somewhere in between

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