Dupont styrofoam perimate insulation is your go to choice for insulating exterior basement walls.
Dow interior basement wall insulation.
Best methods for insulating basement walls.
Dow thermax sheathing is specially designed to have a class a fire rating and can be used in a range of concealed and exposed applications above and below grade.
Thermosetting resins from dow can be used as an alternative to traditional formaldehyde based resins for binding mineral fibers in the production of insulation blanket products that go into building insulation systems and specialty insulation.
The place to control vapor migration is on the exterior of the basement wall in the form of waterproofing or damproofing.
One of the preferred products for insulating foundations is dow xps extruded polystyrene foam commonly called blue board in the trades.
Basement wall insulation using rigid foam board full article.
Thanx so much for your article on basement insulation and vapor barriers it was of great help.
Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall.
Allows spacing for electrical wiring and other utilities.
Creates a finished appearance.
It has nominal 1 0.
I do have one question.
Dow thermax sheathing is a rigid foam insulation that effectively reduces condensation for exceptional moisture protection.
I plan to build some interior walls offset of the block wall up to 4 feet.
I will make storage closets out of these spaces.
The short answer is no you generally do not want a vapor barrier on the walls of a finished basement.
Unfortunately for most homeowners paying high energy bills that conventional thinking was wrong.
Our rigid insulation solutions help keep the wall warm reducing the potential for condensation and protecting the waterproof membrane from damage.
Learn more by watching this installation video.
When insulating interior basement walls in a finished basement use our styrofoam brand insulation.
Basements are a challenge because of high moisture levels and cooler temperatures.
Because of the improved fire performance it is best suited for hourly rated assemblies.
Insulating the basement or crawlspace walls of a home is a crucial step in lowering energy bills.
On the interior the best insulation to place against the concrete or block is rigid foam without any facing such as foil or plastic sheeting.
I ve written several articles on insulating basement walls and evolved some of my methods over time.
Basements provide for a very challenging insulation problem.