Drainage plane / Guides

Interior sheathing as air & vapor barriers in wood frame construction
Air and vapour barriers

Interior sheathing as an air and vapour or vapor barrier

...drainage plane, break the thermal bridge (R13.4) Vertical strapping (if your cladding requires horizontal strapping, be sure to do a vertical layer first to allow for drainage) Cladding This is not some theoretical untested wall system, the technical specifications of 3/4 OSB meet the requirements of building c...

Siding Choices - Board and batten siding
Exterior cladding

Choosing the right exterior siding for fitting, cost comparisons & appearance

...drainage plane. One of the cheapest and most effective spacers can be a dimpled foundation membrane cut into 2" strips. This method allows for an air space, but also allows vertical drainage, where a strip of solid wood limits air flow and drying. Brick and stone exterior finishes for homes Rustic Bri...

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...Drainage plane 8) Furring strips 9) Exterior cladding Dense-packed cellulose wall insulation cuttaway © Ecohome However, if high efficiency is your goal and you want to build with a significantly higher R-value than building to code, CFI is a particularly great option as it allows you...

Correctly installed Triple pane south facing windows on Ecohome's Demo House
Windows and doors

Installing doors & windows for the best performance in high efficiency homes, LEED & Passive House

...drainage plane. Don't attach windows by putting screws through the shims. Put the screw either just above or below, then remove the shims when the window is secured. Shims will offer little insulation value, and are most likely wet when purchased and installed, so as they dry they will shrink and allow air to leak ou...

Tyvek home wrap left exposed to wind and UV rays
Air and vapour barriers

Choosing the right house wrap / weather barrier, which is best?

...drainage plane that protects sensitive materials from direct exposure to precipitation at the same time that it allows walls to dry out. It's worth a mention at this point that weather barriers are often intended to act as an air barrier as well, but the most common installation techniques (staples, nails and hastily...

Installing Siding Correctly
Exterior cladding

How to install siding

...Drainage planes (building paper, house wrap, etc.) allow any moisture that does accumulate behind siding a chance to drain away harmlessly. The air space between siding and sheathing should also allow humid air to escape. In order for both of these actions to take place, when siding is installed correctly there needs t...