TAMKO^® TW Moisture Wrap is a flexible, 40-mil, self-adhering, rubberized asphalt sheet membrane with a polymer film on the surface and a removable treated release film on the adhesive side.

TW Moisture Wrap is designed for use as an above grade moisture/air barrier and is suitable for application in cavity wall construction, sealing window and door perimeters, sealing of wall joints, corners and other terminations. TW Moisture Wrap is suitable for application to concrete, block, exterior gypsum sheathing or wood surfaces. TW Moisture Wrap may be applied horizontally, and may also be installed vertically when applied over the full surface area.