WRB —weather resistant barrier - Hammered Construction

WRB —weather resistant barrier

Since were are on the subject of WRB's, this is a good time for a fun fact! Tyvek is the ultimate WRB in this contractors opinion. Technically, it is the equivalent of grandma knitting the perfect sweater —holes small enough to stop a water molecule and large enough to pass a vapor molecule.

Fun Fact —the background for this website is Tyvek
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