Rigid Foam Board Insulation Interior Walls

The insulation may be rigid board extruded or expanded polystyrene or polyisocyanurate closed cell spray polyurethane foam cellular glass fibrous batt or fibrous blown in insulation note however that fibrous insulation is susceptible to moisture.

Rigid foam board insulation interior walls.

The interior wall surface is usually finished with gypsum wallboard or paneling. Get free shipping on qualified interior exterior foam board insulation or buy online pick up in. Step 1 inspect interior walls for any problem. Owens corning foamular 150 1 in.

For new construction use rigid boards to insulate slabs and the outside of foundation walls. Smaller and more manageable 2 foot by 8 foot and 4 foot by 4 foot sheets can sometimes be purchased as well. It is denser than eps and provides more r value with a rating of 5 per inch of thickness. When insulating interior basement walls in a finished basement use our styrofoam brand insulation.

Rigid foam board insulation comes in up to 4 foot by 8 foot sheets to help you rapidly cover expansive walls. Large sheets often come with shallow cuts that allow you to snap the sheets in half without using a saw. Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall. R 3 graphite radiant barrier wall insulation kit 9 sheets kit.

Rigid foam insulation is the best thing since sliced bread. In other words rigid foam can be applied on walls foundations and roofs and works great for both retrofits and new constructions. With the time and space saved it s worth its weight in well rigid foam. This foam board insulation is available with straight or tongue and groove edges to help limit air movement.

In installing the rigid foam insulation on an interior wall inspect the walls beforehand. It s sort of expensive though at 18 99 per 4 x8 1 inch thick sheet. Creates a finished appearance. For a basement remodeling project consider insulating basement walls with foam board.

Not only does it provide high r values but foam board insulation is also easy to install lightweight and can be used in any room of your home. Use a premade kit for this type of project. Allows spacing for electrical wiring and other utilities. Attach the tongue and groove insulation boards to the concrete wall with adhesive.

Follow with a 2x4 frame wall and insulate it with batt insulation. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.