Beginning at one side of the crawl space lay down 6 mil or thicker polyethylene plastic over the entire crawl space.
Plastic sewer line on crawl space floor.
We carry all the tape and adhesives you need to securely install your crawl space wall and floor liners to create a powerful moisture barrier.
Posted by joehomeowner on 23rd jul 2018.
Plenty thick and not too hard to work with.
Primarily plastic is installed in crawl spaces to residential buildings to create a barrier against moisture or vapor.
Our crawl space wall liners are translucent and are designed to wrap easily around the length of the interior walls of your crawl space as well as around the piers.
If the existing crawl space floor is dirt some improvements might be undertaken to give the homeowner the best floor possible.
A six mill plastic vapor barrier should be installed.
How to cover a crawl space floor with plastic sheeting.
I did my entire crawl space 2500 sq ft with this plastic and could not be happier.
I m 55 yrs old and did it all myself including loading unloading and cutting these rolls.
Plastic sheeting in your crawl space can serve a number of useful purposes.
A floor drain can be installed but might not be necessary.
Overlap the seams by no less than 12 inches and secure them together with the poly pvc tape.
Cut the sheets to size allowing 12 inches or more along walls.
Second if gravel is on top of the plastic we can t see that the plastic was placed over an adequately smooth sloped crawl space floor the risk is future puddles of water that collect on top of the plastic but hidden from view under the gravel an ongoing crawl space water and moisture trap.
In many cases water heaters and furnaces are installed in the crawl space.