A six mill plastic vapor barrier should be installed.
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.
Cut the sheets to size allowing 12 inches or more along walls.
How to cover a crawl space floor with plastic sheeting.
Plastic sheeting in your crawl space can serve a number of useful purposes.
A floor drain can be installed but might not be necessary.
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.
Even in the most arid areas of the country mother earth constantly releases water vapor which likes to seep into your crawlspace through.
I m 55 yrs old and did it all myself including loading unloading and cutting these rolls.
This approach helps minimize the risk of mold or mildew intrusion into the home.
Posted by joehomeowner on 23rd jul 2018.
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.
If the existing crawl space floor is dirt some improvements might be undertaken to give the homeowner the best floor possible.
In many cases water heaters and furnaces are installed in the crawl space.
It can also help create a more suitable storage space for homeowners.
I did my entire crawl space 2500 sq ft with this plastic and could not be happier.