Why Is Tyvek Used Under Vinyl Siding

I want to replace the tar paper but i can t find it at homedepot or lowes.

Why is tyvek used under vinyl siding.

Use tyvek over building felt under siding. One would be to remove the siding wrap the house and then reside it. They were built in the 1950s and 60s the felt was in perfect condition. Vinyl siding is not water proof is not intended to be water proof and i don t know a siding manufacturer that claims it to be anything more than a cladding.

What type of wood is used under siding. Vinyl siding can be installed directly over wall sheathing wood siding or stucco. Faq s acronym s terminology to tyvek or not to tyvek that is the question. Its primary purpose is to prevent air and water leaks that may have seeped past the vinyl exterior.

Siding that s assembled from large panels such as vinyl or aluminum cladding also makes a good candidate too since water can enter through cracks where the pieces are joined. I just finished removing some vinyl siding installed in 1987. To sum it up house wrap is a lightweight paper like material that is most often used to completely cover the house directly on top of the sheathing and behind the vinyl siding. I ve opened up houses built less than 5 years previous and the tyvek was shreaded like old newspaper.

Our house was built about seven years ago. During a recent repair to our siding we found that the house had no building wrap tyvek under the siding. I saw a new house with felt paper under the siding rather than tyvek. It seems that we have two options.

By doing so however you miss out on the opportunity to add add energy savings to the project. That s what the tyvek is for. I have seen literally hundreds of houses stripped of asbestos siding that had 15 felt under it. Builder omits house wrap under siding.

It adds insulation waterproofing and structural support. On all walls and all exposure conditions there were large areas of the tyvek which were deteriorated to the point of tissue paper. I ll stick with tried and true felt paper. The wood that goes under residential siding exterior sheathing performs several functions.

This explains why the house does not retain heat. Several areas where the tyvek had shrunk and torn mainly at window corners.