Vapor Barrier Basement Ceiling
You also want to use t 50 staples as they are large enough and sturdy enough to hold the vapor barrier in place for years.
Vapor barrier basement ceiling. This is asking for trouble especially with a full bathroom which generates a lot of humid air. A vapor retarder is a material used to prevent water vapor from diffusing into the wall ceiling or floor during the cold winter. This in turn protects your ceiling and joists from mold mildew and rot. You can forego the plastic and use a vapor retarder kraft faced insulation or latex ceiling paint in all other climates except hot humid or hot dry climates.
Any tear in the vapor barrier can cause the barrier to fail. If the basement is finished and has no moisture issues the vapor barrier is not needed. Rigid foam board on the interior like you have is the ideal insulation. Vapor barriers are materials that combat moisture diffusion through walls ceilings and floors.
Plastic vapor barriers should only be installed in vented attics in climates with more than 8 000 heating degree days. Using a normal stapler that you would use for paper could rip the plastic. Placing a basement vapor barrier over exposed bottoms of overhead floor joists forming the basement ceiling one option for a floor air vapor barrier is a polyethylene plastic sheet placed over the floor joists and sealed to the wall vapor barrier. A vapor barrier is usually a membrane or coating applied to the insulation.
They are most commonly made of vapor retardant paint treated paper or foil or polyethylene plastics but there are other options. Don t use a vapor barrier in a finished basement. Use an automatic stapler such as a pneumatic stapler to do the job. Insulation basement ceiling vapor barrier.
On september 19 2020 by amik. A vapor barrier or vapor retardant covering protects your insulation from the moisture for which basements are so well known. Whether or not you need a vapor retarder hinges on three main factors your climate your home and the location of the wall you re insulating. Basement ceiling insulation photo ideas basement insulation mistake be sure to safe n sound proof insulation basement ceiling reflectix inc which way to face insulation today s.
The short answer is. As we have established the kind of insulation you d need to install in your basement ceiling is dependent on the conditions you re dealing with. To know if you need a vapor retarder ask yourself a few basic questions. Therefore some kind of vapor barrier may be necessary.
If it has moisture issues the vapor barrier is probably a problem.