Installing Cement Board Siding Over Foam

This detail is used with both new construction and also with renovation work.

Installing cement board siding over foam.

Below are some of the design details along with the benefits. Protect prefinished fiber cement board. We show z flashing below the first course of siding and we show perforated board wrapped with insect screening to allow air entry at. Extra caution is necessary if power driven fasteners are used for attaching siding over foam sheathing make sure gun pressures are adequate to prevent overdriving fasteners.

I was careful to mark stud location and nail into them so the nails are solid. If the wood siding is beveled or lapped you will need vertical furring strips 16 inches apart covered with rigid foam board to provide a. Vinyl siding must be installed against a flat surface. Installing foam board insulation under vinyl siding today more than ever before homes are being built with foam board insulation installed on the outside of the sheathing and under the siding.

Fiber cement insulated vinyl. Peel away the plastic after the board has been fastened to the wall. We put 2 x 4 furring studs laid flat over the foam and attached to the wall studs with 1 5 inch foam between the furring studs rain screen over everything and finally the lp siding. Easy to construct install low cost cladding attachment over thick exterior rigid insulation.

Lightweight cladding systems over thick layers of insulation several decades. To siding 1 embedment 3 5 0 5 1 5 1 5. Siding over rigid foam. Prefinished fiberglass cement siding boards come with a protective plastic coating.

Fiber cement is difficult to install. In addition to religiously following. Almost any type of siding can be installed over the rigid foam cedar or redwood planks exterior plywood sheets cement fiber board or vinyl siding are common options. To protect the paint from getting scratched during installation leave the plastic on and make your cuts right through it.

This only increases the wall thickness 3 4 inch vs the furring strips william costello was planning to use and would only require increasing the interior window. A third party study by home innovations research labs spanning the course of over a year shows that fiber cement retained less moisture than products like stucco and manufactured stone but performed worse than brick vinyl siding and insulated vinyl siding. Foam and taped the seams in my warm dry climate.