Tag: house wrap

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How to install a Window When Using a Self-Adhered WRB

The first time I used a self-adhered water resistive barrier was in 2019, on my own home.  I had recently purchased a 1950’s vintage Cape Cod design fixer upper that was built using board sheathing covered by 15 lb. asphalt impregnated felt.  I knew I wanted to improve the water management and air tightness of the structure but didn’t want to upgrade the sheathing.  I had been researching self-adhered WRB’s and decided that option would be the best fit based on what I was trying to accomplish.

For the exterior renovation at my home, the Henry Blueskin product was installed over the board sheathing. The assembly also includes a 3/8-inch furring strip for a ventilated rainscreen.

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How to Integrate a Window into a Water Resistive Barrier

The building science community talks a lot about control layers.  I’ve written on the topic several times, basic overview of these principles which can be found at: A Crash Course on the Four Control Layers.  Let’s take a deeper look at water resistive barriers (WRB) and how windows and doors need to be integrated into the WRB.

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