BASC Search | Building America Solution Center

Taped Insulating Sheathing Drainage Planes

Guide describing techniques for installing insulating sheathing as a continuous drainage plane on walls.

Drainage Plane Behind Exterior Wall Cladding

Guide describing installation of a fully sealed continuous weather resistant barrier to provide a drainage plane to keep rainwater out of above-grade walls.

Right – Furring strips provide a drainage gap between the rigid foam and the siding.

Publication Date

Mon, 09/30/2019 - 12:00

Right – Furring strips provide a drainage and ventilation gap between the siding and the cork insulation.

Publication Date

Mon, 09/30/2019 - 12:00

Rigid foam insulation can serve as the drainage plane when all seams are taped. Furring strips provide an air gap behind the cladding.

Publication Date

Sun, 04/01/2012 - 12:00

Good water management practices like sloping grade away from house, and installing gutters, perimeter drain pipe, a capillary break, and free-draining soils or drainage mat protect the foundation from water saturation.

Publication Date

Thu, 03/01/2012 - 12:00

Flashing of Roof-Wall Intersections in Existing Homes

Guide describing how to install and properly integrate flashing at the intersection of the wall and roof on an existing home.

Flashing of Penetrations in Existing Roofs

Guide describing how to provide a continuous water control layer across the roof assembly by sealing all penetrations for pipes, vents, etc. in existing roofs.

Rigid Foam Insulation for Existing Exterior Walls

Guide describing how to apply an air control layer directly over existing wall sheathing and cover with two layers of insulating sheathing held in place by vertical furring strips.