Is 6mil Plastic Sheet Ok For Crawl Space

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Is 6mil plastic sheet ok for crawl space.

A vapor barrier consists of one or more layers of sheet plastic 6 mil visqueen on top of the soil in the crawlspace or basement. This heavy duty plastic is commonly used under concrete slabs as a vapor barrier on top of freshly poured slabs as a curing blanket and as a temporary cover for equipment and supplies. Dura skrim 6wb 6 mil white on one side and black on the other is an economical reinforced film plastic designed for applications requiring puncture resistance and high tear strengths. The polyethylene is shaped in thin sheets commonly sold in a roll form.

The perm rating represents how readily water vapor will pass through a material. Thinner sheeting may be more pliable but generally is not sufficient as a barrier against vapor or moisture. Additionally six mil sheeting can easily be damaged during other crawl space work including pouring concrete or reinforcing supports. However americover recommends 10 mil or higher for crawl space applications.

Americover offers thicknesses all the way up to 20 mil. The majority of vapor barriers are 6 mils thousandth of an inch thick although 8 mil sheets are recommended by various wood flooring manufacturers according to wood floors online. A heavy duty scrim reinforcement diamond patterned layer of reinforced string laminated between two layers of high strength polyethylene film results in. Barricade s 6 mil plastic sheeting is a general purpose plastic film for use in a variety of construction gardening and diy applications.

Overlap the seams by no less than 12 inches and secure them together with the poly pvc tape. Beginning at one side of the crawl space lay down 6 mil or thicker polyethylene plastic over the entire crawl space. Codes for residential applications often cite a 6 mil 0 006 inch thick minimum reinforced poly vapor barrier. While some sources may recommend a thickness of six mil a thicker grade of material is preferable.

Cut the sheets to size allowing 12 inches or more along walls. Find many great new used options and get the best deals for clear 6mil plastic sheeting cover crawl space vapor barrier concrete 24 x 100ft at the best online prices at ebay. Roll out and cut plastic sheets.