Best Interior Basement Wall Insulation

Basement walls should be insulated with non water sensitive insulation that prevents interior air from contacting cold basement surfaces the concrete structural elements and the rim joist framing.

Best interior basement wall insulation.

Extruded polystyrene foam can be yellow pink or blue depending on the manufacturer for insulating basement. Once the insulation is in the wall and sealed up with drywall it is not easy to change out. Creates a finished appearance. Steps to finishing a basement.

Start the job by gluing 3 4 in. Allows spacing for electrical wiring and other utilities. Except for the deep south. 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.

Energy savings are about the same whether you insulate on the interior or exterior. There are some small theoretical advantages to insulating on the exterior having to do with. Basement wall insulation is recommended in most of the u s. When you are insulating two by four 2x4 and two by six 2x6 framed exterior walls and want to use fiberglass insulation what thickness is best the question becomes all more critical because of the permanent nature of wall assemblies and wall insulation.

Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall. Just like a blotter batt insulation products absorb and hold moisture which in turn provides the perfect environment for mold growth. When insulating interior basement walls in a finished basement use our styrofoam brand insulation. Thermax interior insulation when insulating interior basement walls for new construction in zone 5 cold climate is it acceptable to apply dow thermax along the inner poured basement wall from the footing to the the top of the wall.

Basement insulation can be added to interior and exterior walls in addition to the ceiling. Extruded polystyrene foam insulation to fit against the rim joists and foundation walls. Best methods for insulating basement walls. I ve written several articles on insulating basement walls and evolved some of my methods over time.

Insulation options include bubble foil fiberglass foam board and sprayed foam. The best option for a homeowner will depend on the nature of the basement finished or unfinished and budget. Insulating basement walls and framing. Allowing interior air that is usually full of moisture especially in the humid summer months to touch cold surfaces will cause condensation and.

Original plan was to use 2 of xps or eps type ix under the basement slab and 1 around the slab perimeter. The best insulation to use is rigid foam which is largely unaffected by moisture.