All Details

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Details // Insulation, Air Sealing, Kitchens, Baths

Energy Star 2.1: Walls Behind Tubs and Showers

Tight makes right behind tubs and showers—because they can be *ruff* to retrofit

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Details // Paints, Glues, Sealants, Insulation, Air Sealing, Drywall, Tile, Flooring

Airtight Drywall: Step by Step

With blower door tests in the building code, it is up to more than just the insulators or the GC to deliver results: many trades have a stake.  

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Details // WRB, Flashing, Insulation, Air Sealing

Weather Barrier #DoneRight

Weather Barriers done right means weather barriers that go to work on more than just sunny days

Details // WRB, Flashing, Siding, Exterior Trim

Rainscreen Walls Using A Dimple Sheet Membrane

Walls that can drain and dry last a lot longer than walls that stay wet.

Rainscreen-walls-with-fibrous-drainage-mesh

Details // WRB, Flashing, Siding, Exterior Trim

Rainscreen Walls: Drainage Mesh Behind Siding

Walls that dry are walls that last for a long, long, time.

Details // Framing, Roofing, Siding, Exterior Trim, Insulation, Air Sealing

High Performance Handbook

Two packages for high performance homes. Vented and unvented roof insulation retrofits and exterior wall insulation details along with rainscreen wall details for furring strips.

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Details // WRB, Flashing, Siding, Exterior Trim

Rainscreen Walls Using Furring Strips

Walls that can drain and dry last a lot longer than walls that stay wet. An air gap between the siding and sheathing lets both dry independently. Furring strips are one way to make that air gap.

weep gaps at bottom of tile

Details // Paints, Glues, Sealants, Kitchens, Baths, Drywall, Tile, Flooring

Tile Waterproofing for Cement Backer Board

Retiling a tub surround is a common remodeling project because tubs have a track record for quitting early

Details // WRB, Flashing, Siding, Exterior Trim, Insulation, Air Sealing

Exterior Insulation on the Roof and Walls (vented roof)

How to detail the foam at corners and connections when tightening the energy efficiency of an old house

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Details // Framing, WRB, Flashing, Insulation, Air Sealing

Sill Seal with Flashing Tape Air Barrier

The biggest crack in the house, revisited for #ThrowbackThursday

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Details // Concrete, Masonry, WRB, Flashing, Drywall, Tile, Flooring

Details for Warm and Dry Basement Living Space

Warm and dry basement living space begins with keeping the basement dry—duh. All moisture from outside must be directed away from the interior walls and slab.

Cutaway drawing of an outside-insulated roof

Details // WRB, Flashing, Insulation, Air Sealing

Exterior Roof and Wall Insulation Retrofit (Unvented Roof)

Wrapping an old house in a blanket of insulation is a no-brainer when you're replacing the roofing and siding anyway

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Details // WRB, Flashing, Insulation, Air Sealing

Exterior Roof Insulation Retrofit (Unvented Roof)

Covering the roof of an old house with a blanket of insulation makes the house more comfortable and it cuts energy use.

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Details // WRB, Flashing, Roofing, Insulation, Air Sealing

Exterior Roof Insulation Retrofit (Vented Roof)

 #ÜberRoof: A site-built ventilated SIP roof sandwich. 

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Details // Concrete, Masonry

A Warm and Dry Basement Slab

A four dimensional detail drawing of an insulated and damp-resistant basement slab

Details // Decks, Porches

Drainable Deck Flashing

A 4-Dimensional look at deck flashing that works

Innie-window-sill

Details // WRB, Flashing, Windows, Doors

Innie vs. Outie Sill Details for Thick Foam

The WRB is a BFD when choosing where to put the window  

Head detail for window install

Details // WRB, Flashing, Windows, Doors

Sill, Head, and Jamb Details for New Windows in Old Holes

Integrating a new drainage plane into an existing one is not as easy as it looks on a phone, but you've got to start somewhere, right?

Details // Roofing, Insulation, Air Sealing

Case Study: Airtightness Strategies and Impacts for 1½-Story Homes

Why insulating on top of a house is better than insulating inside