Putting Plastic Sheeting Over Insulation

To each is own some believe the plastic works better.

Putting plastic sheeting over insulation. Plastic sheeting can also help turn a crawl space into a usable storage area. Soon water pours off the can. The humid air is indoors. The plastic and the insulation will eliminate any moisture problems you have in the crawlspace such as water droplets collecting on the concrete walls.

Paper faced insulation is the same as using plastic vapor. This article will show you how to add 6 mil plastic sheeting on the ground and insulate the walls in your crawlspace. If you want to put something on the bottom of the joists to hold the insulation in place use chicken wire landscape fabric or housewrap so any water vapor from inside the house can escape. The best vapor barrier to use is roll of plastic sheeting.

After the insulation is installed it is necessary to cover it up with a vapor barrier so the glass fibers are not inhaled. If you re referring to insulation in an attic you shouldn t put plastic sheeting over the top of it either for the same reason. Install the plastic sheeting only after the insulation wiring and plumbing have been completed. How to install poly over insulation.

The cool surface is the sheathing assuming no exterior insulation. Overlapping paper tabs on faced insulation and stapling is why its on there. Item 491792 model hslw12 400. More use the plastic these days without paper faced insulation.

Without such a barrier condensation can infiltrate your home s walls and insulation creating a substantial risk of mold and mildew. If water vapor diffuses or infiltrates into the wall cavity and finds the cool surface moisture problems can occur. We use foil faced rigid insulation to keep the space under the house dry. Stretch the plastic sheet tightly across the top of the wall and staple it to the studs and plates.

Picture an ice cold can of soda on a sweltering hot day. The colder the contents the more beads of sweat that form on the sides. Plastic on the outer surface of a wall in cold weather could cause problems. Plastic on the outside.