Is 6mil Plastic Sheet Ok For Crawl Space

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Is 6mil plastic sheet ok for crawl space.

The polyethylene is shaped in thin sheets commonly sold in a roll form. Free shipping for many products. Thinner sheeting may be more pliable but generally is not sufficient as a barrier against vapor or moisture. 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.

Cut the sheets to size allowing 12 inches or more along walls. Americover offers thicknesses all the way up to 20 mil. A heavy duty scrim reinforcement diamond patterned layer of reinforced string laminated between two layers of high strength polyethylene film results in. The perm rating represents how readily water vapor will pass through a material.

While some sources may recommend a thickness of six mil a thicker grade of material is preferable. 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. 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.

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. 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. 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. Clear vapor barriers are typically constructed of polyethylene.

Codes for residential applications often cite a 6 mil 0 006 inch thick minimum reinforced poly vapor barrier. For best results remodeler tim carter of the online site ask the builder recommends 10 mil high density cross laminated virgin polyethylene which lacks the pinholes and imperfections of 6 mil. Additionally six mil sheeting can easily be damaged during other crawl space work including pouring concrete or reinforcing supports.