Do You Need House Wrap Under Vinyl Siding

During a recent repair to our siding we found that the house had no building wrap tyvek under the siding.

Do you need house wrap under vinyl siding.

The seams should be taped and the windows and doors should be taped. House wrap is intended to be installed over the sheathing and behind the siding no matter what siding you are using. One would be to remove the siding wrap the house and then reside it. The second would be to blow insulation into the walls.

It seems that we have two options. Vinyl siding is one of if not the most popular exterior cladding for residential homes. It also serves as an air barrier. This explains why the house does not retain heat.

Once this is done the wrap is designed to make the home water tight in case a storm comes before the siding is finished being installed. Condition before installing vinyl siding over existing wood siding or wall sheathing the wood must be dry and in good condition. Wood fiber cement vinyl brick stucco and others. I am replacing 52 year old cedar shakes on a small ranch house with vinyl siding any advice.

Do you put on fan fold then house wrap over it or the other way around house wrap then the fan fold. Then yes it is recommended to have a tyvek type house wrap installed on your home. 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. Vinyl siding must never be applied directly to studs without sheathing.

Some manufacturers of vinyl siding do not recommend the use of drop in backers with certain vinyl siding configurations. Homes built under the 2006 irc and later versions most siding is requires a wrb. As an alternative installation of specific types of drop in contoured foam underlayments for various styles of vinyl siding are available. Installing foam insulation under vinyl siding is a wise choice for homeowners who are seeking to protect their homes against moisture infiltration as well as improve energy efficiency.

The wrap should go behind the foam insulation. Can i put wood siding over existing wood siding with or without house wrap. In the 2015 irc the column in table r703 4 was eliminated and most of the exceptions to the required wrb in section r703 2 describing water resistive barrier were eliminated. Siding manufacturers may recommend specific types of wrb to use with their products.

I am having vinyl siding. Furring strips may be necessary if you are installing vinyl siding over existing wood siding or stucco.