How To Install Dryvit Siding

Eifs usually consists of foam insulation board that is applied with adhesive directly to the home s exterior sheathing.

How to install dryvit siding. Certain brands of siding may call for specific repair techniques. Soffit returns gable ends when frieze boards are to be installed install the dryvit system first. A cement base coat is troweled over the foam and then a layer of mesh is installed into the wet cement for strength. Sheathing for dryvit is typically a paperless gypsum panel designed for.

Apply the sheathing to the exterior wall. For sealing dryvit to other materials consult with sealant manufacturer. Proper installation is critical to the product s performance. Dow corning 791 and 795 are intended to be used as perimeter seals and at penetrations.

Use a 3 or 4 inch screw and a 3 8 inch piece of pcv pipe. Dryvit mixes into portland cement creating a mix that contractors spread with a trowel. The contractors install the dryvit siding over plywood osb substrate or existing siding. Don t hesitate to call a professional if they seem beyond your comfort level.

After the base coat has dried a finish coat is then troweled on for water resistance and texture. The cement must have a clean surface to successfully adhere to. Adhere the expanded polystyrene eps insulation on top of the sheathing by using a trowel to apply the adhesive on the. Install the base coat which consists of a fiberglass mesh.

Eifs is not a do it yourself type of product. The synthetic stucco will stick out from the wall and you can measure it there. They are not intended to be used when sealing dryvit to dryvit. Stick the pcv pipe in the hole and make a mark where it is flush with the wall.