Installing Siding Over Foam Insulation

Choosing the right furring strips is key to preserving a warranty for this engineered wood siding.

Installing siding over foam insulation.

Josh braun via email. Siding over rigid foam. After going through my remodeling budget it looks like vinyl siding will be in my near future. You ll need to properly flash window and door openings.

Installing house wrap with rigid foam insulation. Apply sealant around windows doors and trim. In fact the two products combined make your home super insulated from outside wind and weather. To secure the foam use two inch cap nails.

Always follow the manufacturer s instructions for installing rigid foam insulation. William costello is building a new house in southwest virginia that will be framed with 2x6s and will include up to 2 inches of exterior rigid foam insulation. What are the risks of installing cedar siding directly over foil faced rigid foam insulation. Cover the house walls with 4 by 8 foot sheets of rigid foam insulation typically 1 2 to 1 inch thick nailed to wood.

One of the biggest questions homeowners have about house wrap is whether it can be installed together with foam insulation. We re building a new home sw virginia with 2x6 studs on 24 inch centers. We knew we had to use the 76 series smartside product for the 24 inch centers. How to install rigid foam under siding 1.

Installation details are key. Set panels on the wall starting at one end of the house align the edges with the corner and bottom of the wall and. With foam sheathing an air space is essential both to reduce the siding s water uptake and to provide a receptor space for the moisture in the siding. Is it ok to fasten the vinyl siding through the foam or do i have to apply furring strips.

Then i discovered that lp s installation instructions specify 1 5 inch x. By installing rigid foam board insulation on the exterior walls you ll need to pay special attention to the details. Fit the rigid foam insulation snugly and seal all seams with the specialized tape. Some people use roofing nails but if a strong gust of wind gets under the siding it may not hold.

Snap a level chalk line all the way around the house at the bottom of the walls using a tape measure level and. How to install vinyl siding over new insulation 1. It adds up to a. Measure the walls from top to bottom with a tape measure and buy either 4 by 8 foot or 4 by 9 foot sheets of rigid.

Xps rigid foam insulation outboard of my structural sheathing so my question is. One new wrinkle for many builders is walls built with fiber insulation between the studs plus rigid foam insulation applied over the outside walls. Wood siding including cedar siding should be installed over an air space regardless of the type of sheathing used. The answer happily is yes.

I still want to put 2 in. You ll need longer nails for nailing trim and siding. The nails have a plastic cap that keeps them from damaging the foam.