Because no binders are used to hold Tyvek® together, tiny perforations remain in which allow water vapor to permeate the material while preventing water and other liquids from entering, making Tyvek® highly breathable. Barrier protection Tyvek® is made up of continuous fibers that provide ...
DuPont has been a recognized global leader in selective barrier technology. Lightweight and durable, water-resistant yet breathable, DuPont™Tyvek®has introduced new dimensions of protection, security and safety in a wide variety of categories, including building envelopes , industrial protective appa...
Underlayment or weather resistive barrier (WRB)is installed between the siding and the sheathing. This can be tar paper or a house wrap such as HardieWrap® or Tyvek HomeWrap®. HardieWrap® is great for keeping water out and at the same time letting water vapor escape from the house...
When homes were built in the 1980s or earlier, the only insulation available was wrapping, or fiberglass. The fiberglass baffles worked to a degree or an R value of around 20 to 35, at the very most. With new homes, the tyvek wrapping product, along with cellulose insulation, increased ...