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2.2 Fully sealed continuous drainage plane behind exterior cladding that laps over flashing and fully sealed at all penetrations. Additional bond-break drainage plane layer provided behind all stucco and non-structural masonry cladding wall assemblies

To comply with EPA's ENERGY STAR Certified Homes program, a fully sealed continuous drainage plane should be placed behind exterior cladding that laps over flashing, and a bond-break drainage plane should be provided behind stucco and non-structural masonry cladding walls.

For more information on these measures, see the following Solution Center guides:

Guide describing installation of a fully sealed continuous weather resistant barrier to help drain water away from above-grade walls.

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