Rigid Foam Board Insulation Interior Walls

It s thin effective has a great r value and acts as a vapor barrier.

Rigid foam board insulation interior walls.

Rigid foam board insulation comes in up to 4 foot by 8 foot sheets to help you rapidly cover expansive walls. In other words rigid foam can be applied on walls foundations and roofs and works great for both retrofits and new constructions. It s sort of expensive though at 18 99 per 4 x8 1 inch thick sheet. This foam board insulation is available with straight or tongue and groove edges to help limit air movement.

The interior wall surface is usually finished with gypsum wallboard or paneling. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. When insulating interior basement walls in a finished basement use our styrofoam brand insulation. 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. Attach the tongue and groove insulation boards to the concrete wall with adhesive. Owens corning foamular 150 1 in. Rigid foam insulation is the best thing since sliced bread.

For a basement remodeling project consider insulating basement walls with foam board. For new construction use rigid boards to insulate slabs and the outside of foundation walls. R 5 scored square edge rigid foam board insulation sheathing model 20we. With the time and space saved it s worth its weight in well rigid foam.

Large sheets often come with shallow cuts that allow you to snap the sheets in half without using a saw. Smaller and more manageable 2 foot by 8 foot and 4 foot by 4 foot sheets can sometimes be purchased as well. Check for any moisture problem on the interior walls and apply a waterproof paint on the affected area to resolve this. 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.

Step 1 inspect interior walls for any problem. It is denser than eps and provides more r value with a rating of 5 per inch of thickness. Creates a finished appearance. Get free shipping on qualified interior exterior foam board insulation or buy online pick up in.

Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall. Follow with a 2x4 frame wall and insulate it with batt insulation.