Insulation wrapped in plastic will do nothing to prevent more damage if there's still a moisture problum..
Also know, can I cover insulation with plastic?
Fiberglass insulation will not degrade unless exposed to water. The fiber could become airborne if a vent is blowing on it or it is disturbed in some way. It can be covered with a plastic vapor barrier to protect your home air quality. The plastic can be bought at any big box store.
Secondly, what do you cover insulation with? How to Cover Fiberglass Insulation
- Seal the insulation by stapling a polymembrane sheet over it.
- Install paneling or sheetrock over insulation located in the wall.
- Install plywood flooring over insulation located in the floor.
- Work with an insulation expert to ensure safe, code-compliant results.
Similarly, why do you put plastic over insulation?
Condensation occurs whenever warm air meets cold air. Without a vapor barrier in place, condensation inside the walls could ruin the insulation and promote the growth of harmful mold and bacteria. Plastic, specifically 6-mil polyethylene plastic, is the most commonly used vapor barrier.
Is exposed insulation unhealthy?
“Exposed fiberglass insulation, once in the air, does cause respiratory reactions, such as dry, scratchy throat and coughing, as well as acting as a skin and eye irritant. This is not healthy. “Then it not only irritates the lungs, but can actually cut the skin and eyes.”
Related Question Answers
Can you put plastic vapor barrier over faced insulation?
In simple terms, a vapor barrier is a material that won't allow moisture to pass through it, such as plastic sheeting. It's designed to stop the moisture before it can enter the wall cavities. There are two basic types of vapor barriers used with exterior wall insulation. The most common is paper-faced insulation.Does faced insulation need to be covered?
To satisfy building codes, most faced insulation must be covered with half-inch-thick wallboard or other code-approved material to reduce the chances of its igniting during a fire. There is a type of faced insulation approved for exposed installations.What kind of plastic do you use for a vapor barrier?
polyethylene
Can you staple vapor barrier?
Make sure to overlap several feet of vapor barrier at all joints so there are no gaps through which the vapor can travel. Also staple the vapor barrier to the window frames to prevent air from leaking around the windows.Can I cover attic insulation with plastic?
4 Answers. Plastic isn't recommended in this situation because it would create a second vapor barrier that can trap moisture and result in condensation and mold. Craft paper would have the same problem, this is what is most likely on the other side of the insulation for the vapor barrier you want.Is Tyvek a vapor barrier?
No, DuPont™ Tyvek® is not a vapor barrier. It is made with unique material science to keep air and bulk water out while allowing moisture vapor inside walls to escape.Is vapor barrier necessary?
A vapour barrier is an important component in building construction. Its purpose is to help prevent water vapour from reaching building walls, ceilings, attics, crawlspaces or roofs, where it can condense and cause building materials to rot or grow mould.What is the difference between faced and unfaced insulation?
Faced insulation has Kraft paper on one side to act as a vapor retarder and help prevent moisture from entering the wall cavity. Unfaced insulation is insulation only, for use when a vapor retarder isn't needed.Where should vapor barrier be installed?
Vapor barriers are usually best installed on the side of the wall that experiences the hotter temperature and moister conditions: the inner surface in colder climates and the outer surface in hot, humid climates. In existing spaces, oil-based paints or vapor-barrier latex paints offer an effective moisture barrier.How thick should foam board insulation be?
Foam board insulation is easy to use and is a great DIY way to add some insulation. It comes in standard-size 4×8 sheets, and smaller sizes, in many different thicknesses from 1/4 inch to 2 inches. Some types of thicker foam board insulation are available, but they may need to be special ordered.Do I need a vapor barrier if I use faced insulation?
In climates requiring a vapor retarder on the interior surface, a kraft-faced insulation is usually sufficient. When a loose-fill product such as fiberglass or cellulose is installed, a 4 mil continuous polyethylene sheet or a vapor retarder paint on the interior drywall should be used .Is tar paper a vapor barrier?
Air barriers improve a home's energy efficiency and they reduce the flow of moisture-laden air into areas where the water vapor can condense. Asphalt felt, Grade D paper and house wraps such as Tyvek® are moisture barriers and are air barriers if correctly installed, but they are not vapor retarders.Is fiberglass as bad as asbestos?
Fiberglass is safer than asbestos, but there are still some health risks. As with asbestos, when fiberglass is disturbed, especially during installation or removal, the glass fibers become part of the dust that floats in the air and settles on surfaces.Can attic insulation cause cancer?
There is no evidence that fiberglass causes cancer in people. Animal studies have shown an increased risk of cancer when fiberglass fibers were implanted in the lung tissue of rats, but these studies are controversial because of how the fibers were implanted.How can you tell if insulation is fiberglass?
If you have loose-fill insulation that is white and fluffy and has a little shine, it is probably fiberglass fill. Because it is a glass product, fiberglass has a slight shine when subjected to bright light. It is very soft, almost like cotton candy, and is composed on very fine fibers.What can I do with leftover insulation?
Once the project is complete, if there is still leftover insulation, place it in a durable trash bag and drop it off at a specialized waste facility, like a building materials disposal site.When should you replace fiberglass insulation?
Unless damaged, it can last 80 to 100 years in most houses before it needs to be replaced. However, insulation can start falling from fiberglass batts after 15 to 20 years, so if your insulation was installed in batts well over a decade ago, it might be time for an inspection or a home energy audit.Does fiberglass stay in your lungs?
Smaller fibers may be inhaled deep into the lungs. Inhaled fibers are removed from the body partially through sneezing or coughing, and through the body's defense mechanisms. Fiberglass that reaches the lungs may remain in the lungs or the thoracic region. Ingested fiberglass is removed from the body via feces. 
