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good in walls, but not enough for attic./ceilings
The best insulation for 2x4 exterior walls is typically fiberglass batt insulation. It is cost-effective, easy to install, and provides good thermal performance.
Sturdy, cheap, good insulation, long lasting.
Good insulation in the attic and walls. Central air.
The best insulation for concrete basement walls is rigid foam insulation. It provides high R-value, moisture resistance, and is easy to install.
Insulation is relatively cheap, certainly when compared to the possible gain in terms of heating costs. Rolled insulation or "batts" of insulation can be put up very easily if your walls are open. If your walls are closed foam is still a possibility.
By using acoustic insulation in the walls.
The best insulation to use for bathroom walls is closed-cell spray foam insulation. It provides a high level of moisture resistance and thermal insulation, making it ideal for bathrooms where humidity levels are high.
form_title=Spray Foam Insulation form_header=11383 How would you best describe the area in need of insulation?*= () Wall framing is exposed / unfinished () No framing exposed - walls to remain intact () Not sure How would you best describe the nature of the project?*= () Insulation for existing home () Repair/Replace existing insulation () Insulation for new construction/addition In which place do you want to install the foam insulation ? (Mark all items you deem fit)*= [] Non-masonry walls [] Attic [] Ceiling [] Floor [] Roof [] Foundation walls [] Masonry walls
In the ceiling and the walls