Concrete Wall Insulation Options

New construction or major renovations.

Concrete wall insulation options.

Foam board to be placed on outside of wall usually new construction or inside of wall existing homes. If the concrete masonry wall will not include continuous insulation there are several other options to comply with the iecc. And there is no effective way to fill the voids in an existing concrete block wall. Best methods for insulating basement walls.

The most important concern to address before insulating your basement is moisture. Tape a small piece of plastic sheeting to a bare concrete wall with an impermeable duct tape border and wait. Examples include rigid insulation adhered to the interior of the wall with furring and drywall applied over the insulation continuous insulation in a masonry cavity wall and exterior insulation and finish systems. When insulating concrete basement walls a good idea because concrete basement walls are often cold use rigid foam board insulation if the insulation will come into direct contact with the.

Unfinished walls including foundation walls. Some manufacturers incorporate foam beads or air into the concrete mix to increase r values. While concrete provides a high degree of strength and durability it offers very little natural insulation for the home. With a small hole and a pump you can insulate your existing walls with minimum fuss.

I ve written several articles on insulating basement walls and evolved some of my methods over time. Fiberglass is a great way to insulate an existing wall. Your only option is to cover the inside of the exterior walls with a continuous layer of insulation as though you were insulating a basement wall. When using the schedule method to determine r values solid masonry walls that are strapped lined and insulated to achieve the minimum r value requirements should be considered as non solid walls.

Concrete or concrete masonry walls with external insulation will act as a thermal mass whereas concrete or concrete masonry walls with insulation on the interior cannot. Prepping for basement insulation. How to insulate a concrete wall. To ensure there s no dampness seeping through the walls conduct a simple test using plastic sheeting and duct tape.

And insulating concrete blocks. R 3 graphite radiant barrier wall insulation kit 9 sheets kit model sbgxs062502pkit 51 98. David caruso springfield pa. Rockwool r 23 comfortbatt fire resistant stone wool insulation batt 15 in.

Basements provide for a very challenging insulation problem. Basements are a challenge because of high moisture levels and cooler temperatures. While fiberglass often comes in batts it does come in loose fill form as well making it easy to install without tearing open any walls.