Insulation & Air Sealing

Innie Window Installation On an Exterior Foam Retrofit

A deep energy retrofit in Concord, MA illustrates everything you need to know to bring a house to energy überville
July 5, 2016
12 min read

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

This series of nine videos were shot in 2015 on the job with builder David Joyce of Lancaster, Mass.

It covers flashing and installing the windows, adding two layers of foam, sealing the gaps, prepping for rainscreen siding, deep-wall extension jambs and window trim-out, and some siding basics.

VIDEO // Siding & Exterior Trim

Fiber-Cement Panel Siding on a Rainscreen Wall

Large flat panels of fiber-cement make a modern-looking siding. Metal track keeps the lines clean  

VIDEO // Siding & Exterior Trim

Lap Siding Basics

Little details make a difference in how a siding job looks—and lasts. Sweat the details.

VIDEO // Siding & Exterior Trim

Prepping Rainscreen Walls for Siding

Old walls are wavy. Old walls with a lot of foam on them are easy to make flat.

VIDEO // Siding & Exterior TrimWindows, Doors, Skylights

Extension Jambs on the Outside Drive Thick-Wall Window Trim-Out

From extension jambs to mullions, begin with the biggest piece and work to the smallest

VIDEO // Siding & Exterior TrimWRB And FlashingInsulation And Air Sealing

Exterior Foam Insulation Retrofit: How To Install Polyiso Panels

The first layer of foam is mostly an insulation layer; the outer layer is the air barrier and drainage plane. This video is about the first layer.

 
VIDEO // WRB And FlashingWindows, Doors, Skylights

How to Flash an Innie with Non-Stretch Tape (#TheHardWay)

The least expensive window flashing tape is also the most complicated to install. Unless you've done it a bajillion times

 
VIDEO // Windows, Doors, Skylights

Installing European Windows

These triple-glazed vinyl windows use brackets to secure the window to the framing. A "flashing flange" helps align the window

 
VIDEO // WRB And FlashingWindows, Doors, Skylights

How to Install Pan Flashing With Stretchable Tape

The easy way to install a peel and stick pan flashing: with tape that stretches in three dimensions

About the Author

David Joyce

—David Joyce has been doing exterior insulation retrofits longer than almost everyone in North America. He cut his teeth doing "deep energy retrofits" for Building Science Corporation more than twenty years ago, when the idea of exterior insulation was radical and new. Now it's in the code.

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