Because of the improved fire performance it is best suited for hourly rated assemblies.
Dow interior basement wall insulation.
Allows spacing for electrical wiring and other utilities.
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.
Learn more by watching this installation video.
Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall.
Insulating the basement or crawlspace walls of a home is a crucial step in lowering energy bills.
One of the preferred products for insulating foundations is dow xps extruded polystyrene foam commonly called blue board in the trades.
Our rigid insulation solutions help keep the wall warm reducing the potential for condensation and protecting the waterproof membrane from damage.
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.
Thanx so much for your article on basement insulation and vapor barriers it was of great help.
Unfortunately for most homeowners paying high energy bills that conventional thinking was wrong.
Creates a finished appearance.
This is where there is the utilities up against the block wall water pump heater etc.
The short answer is no you generally do not want a vapor barrier on the walls of a finished basement.
It has nominal 1 0.
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 ve written several articles on insulating basement walls and evolved some of my methods over time.
The place to control vapor migration is on the exterior of the basement wall in the form of waterproofing or damproofing.
Basements are a challenge because of high moisture levels and cooler temperatures.
Dupont styrofoam perimate insulation is your go to choice for insulating exterior basement walls.
Ecotouch insulation with purefiber technology is a practical choice for basements and all around the house because it is easy to use and environmentally sustainable.
When insulating interior basement walls in a finished basement use our styrofoam brand insulation.
I will make storage closets out of these spaces.
I do have one question.
Basements provide for a very challenging insulation problem.
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.