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Housewrap (or house wrap), also known by the genericized trademark homewrap (or home wrap), generally denotes a modern synthetic material used to protect buildings. Housewrap functions as a weather-resistant barrier , preventing rain or other forms of moisture from getting into the wall assembly while allowing water vapor to pass to the exterior.
A vapor-permeable building wrap on the outside of the original wall helps keep the wind out and allows the wall assembly to dry to the exterior. Asphalt felt and other products, such as porous polymer-based products, are available for this purpose and usually double as the water-resistant barrier/drainage plane.
Where stucco is to be applied to a structure of wood-framing or light-gauge steel framing, the framing is protected from moisture damage by applying a cement based primer, or a vapor-permeable, water-resistant weather barrier; typically an asphalt-saturated paper or one of a variety of manufactured plastic-based sheets, known as "building wraps ...
A vapor barrier on the warm side of the envelope must be combined with a venting path on the cold side of the insulation. This is because no vapor barrier is perfect, and because water may get into the structure, typically from rain. In general, the better the vapor barrier and the drier the conditions, the less venting is required. [7]
Image credits: Bored Panda #3 Hugh Jackman Allegedly Had A Secret Romance With His Broadway Co-Star. It looks like Wolverine’s adamantium claws won’t do Hugh Jackman any good against the ...
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