Insulating Floor Over Dirt Crawl Space
The idea is to condition the crawl space much in the same way that you might condition other parts of your home.
Insulating floor over dirt crawl space. If you are thinking of insulating the floor over a dirt crawl space we recommend you think about the long term of what you will be doing with the crawl space. Retrofoam of michigan has been insulating crawl spaces with foam insulation for more than 15 years. Insulation is to keep heat from moving from one place to another so if the crawl space is heated then the insulation is not needed.
Fiberglass insulation batts or rolls are the most economical and. Cover the ground in the crawl space with 6 mil thick plastic to reduce moisture. If your crawl space isn t ventilated insulate the walls of the crawl space rather than the subfloor of the room above.
However in a moist ventilated crawl space this insulation will eventually rot and become soaked with moisture. Vents present in some crawl spaces are intended to provide air circulation that removes odors and. Start by removing any items stored under your house as well as any construction debris such as scraps of.
Here s how to go about reducing moisture and insulating a crawl space under your home. When insulating the floor above a crawl space. One of those steps is a crawl space vapor barrier especially if you have a dirt floor.
If you plan to encapsulate the crawl space your insulation procedure may be different than if you are planning to keep it vented or open to the outside. It will also help to stop that echo that can be heard when you walk on the floors suspended over a crawl space. Instead a better method is the multi pronged approach of insulating the inside walls of the crawl space with rigid foam laying down a plastic vapor barrier over the dirt floor then joining the two items with tape.
Fiberglass insulation on the floor joists in a crawl space will help keep the floor above warm. Turn the paper facing on the insulation up toward the heated living space to prevent condensation from forming. If as you say the floor is only dirt covered with a vapor barrier then there would be heat loss there.