Does Smartside Siding Need Vapor Barrier

The plastic should be 6 mil poly but 10 mil to 20 mil is better.

Does smartside siding need vapor barrier.

Vapor barrier if required by code breathable wrb 6 12 6 6 min. 0 437 in x 12 in x 192 in. I was told to buy styrofoam weathermate plus house wrap but they did not use it on the outside before the cement siding. Read more about vapor retarders and learn how they can affect the health of your home.

According to the installation instructions for smartside siding lp smartside 76 series lap siding may be attached directly to framing members spaced up to a maximum of 24 in 600 mm on center so you don t need any sheathing under the siding. Your shed does not need moisture or vapor barrier unless you plan to heat or cool it. Why do homes need house wrap. You don t want a vapor barrier in this location.

Learn more about membrain a smart vapor retarder. Lp smartside expertfinish features an expertfinish lap to avoid the need for seam caulking joint molds or pan flashing on the jobsite. If used lp will not warrant for. Do not force siding into place.

Building codes require a water resistive barrier like tyvek behind the siding. This new feature will only be available on expertfinish products. The insulation is not yet installed. Vinyl siding is one of if not the most popular exterior cladding for residential homes.

Smartside 76 series primed engineered lap siding common. But this wrb is not a vapor barrier. 0 375 in x 11 844 in x 191 875 in. If you cool your shed the moisture barrier goes on the outside of the building.

Lp does not recommend lp smartside for use in these non traditional assemblies. There is no logical reason not to have house wrap under vinyl siding and many authorities strongly agree that it should be viewed as mandatory even if your local building codes don t necessarily require it. And that leads to air infiltration and seepage the kinds of things that drive up energy costs. Maintain the illustrated 1 8 inch.

Does this wall assembly need a vapor barrier such as tyvek a. In your case the barrier would go between the studs and the smartside panels. Although your siding is your home s first defense against wind many types have small gaps and cracks at the joints where siding panels line up. The installation instructions explain that smartside is installed with nails or screws not adhesive.

Wall construction is important to creating a healthy comfortable home. A smart vapor retarder is a good solution for areas of mixed climate. If you heat your shed the barrier goes on the inside of the wooden frame. It features a lip on the profile of the product that helps contractors line up each piece of lap to exact specifications on the 3 8 gap.