No Tar Paper Under Siding

But we are wetter down here.

No tar paper under siding.

Tar paper will generally not show it as readily due to it s thickness but it can break down. Asphalt felt tar paper the standard requirement is type 1 felt meeting astm d 226. Can tyvek be used under cedar siding. I ve opened up houses built less than 5 years previous and the tyvek was shreaded like old newspaper.

The stain and cedar is in almost new condition after 7 years except for some uv damage to the finish on the sw side. Yes tyvek can be used under cedar siding. Should any water get past the siding properly installed felt. The only place i have used tyvek in the past few years is the crinkly version under some rigid foam with lightweight stucco.

They were built in the 1950s and 60s the felt was in perfect condition. My old house was tyvek 1 4 strapping and cedar lapped. If you want vertical drainage with tar paper you have to add treated lumber strips on top of the tar paper. It is recommended that the cedar siding be installed per manufacturer s guidelines and recommendations by wood siding associations such as the western red cedar lumber association including priming all surfaces including the back and ends before installing.

Vinyl siding is one of if not the most popular exterior cladding for residential homes. While you may consider a product like typar higher surfactant resistance there are a few other options which you might want to consider. I ll stick with tried and true felt paper. 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.

In fact many builders disagree on the effectiveness of house wraps altogether and while some builders will only install 15 pound asphalt saturated felt paper underneath exterior siding others swear by plastic fabric house wraps such as typar or tyvek. It is an age old choice as a weather barrier under roofing and siding. Felt paper also commonly referred to as tar paper is an underlayment material applied to bare walls before siding is installed. Have taken off plenty of lap siding here with rot behind it no underlayment.

Siding applied directly over tar paper creates a sandwich effect and can trap water between the siding material and the tar paper. Is tar paper or housewrap needed under new siding. I have seen literally hundreds of houses stripped of asbestos siding that had 15 felt under it. Cedar is a great material but it can cause issues with many products including tar paper.

Tar paper does not offer this. While some believe that the original product was. On walls it has been eclipsed in new construction by various brands of house wrap a woven or spun bonded plastic.