Do You Put Vapor Barrier Under Tile Flooring

After working the flooring mfr and your great feedback i have heavily recommended to our client to have the water issue mitigated and that installing a vapor barrier under the flooring material is in consequential and may exasperate the build up of moisture under the sub floor.

Do you put vapor barrier under tile flooring.

It also self adhesive which will make installation even quicker. Before rolling out the underlayment be sure to sweep vacuum and remove all debris on the substructure. Always read the flooring manufacturers recommendations and instructions before installing the underlayment. Installing new flooring is a costly enterprise so you want to get it right the first time around.

Vapor barrier 3 in 1 underlayment is perfect for installation under laminate flooring to allow your floor to float and give a moisture barrier. Don t forget to seal your grout and tiles if directed by the manufacturer. Ditra functions as a floating substrate. If your slab should happen to contract or expand as the house settles by as little as 1 32 you may have broken grout lines or cracked tiles.

If not level use thin set to level out. No vapor barrier required but clean the cement floor and seal it. If you ve chosen to go the vinyl path you re probably wondering about the best underlayment for vinyl plank flooring. A vapor barrier can be applied or installed over the tile substrate using a liquid or sheet membrane.

Thanks all for the replies. If you have an older home that may not have moisture barrier protection under the concrete slab you can still add a barrier to protect your vinyl floor from bubbling. You could do a vinyl underlayment that includes a vapor barrier or simply use a vapor block film. Since you re on a pier and beam subfloor it would be in your best interest to have a vapor barrier due to moisture being a potential risk under the subfloor.

When you put in new hardwood or laminate flooring it is important to first install a moisture barrier which will protect the new floor from water damage caused by condensation or leaks on the. Actually you may not even need underlayment depending on the product and where you plan to install it. Vapor 3 in 1 moisture underlayment. If you have no cracks anywhere on the slab you are probably okay.

The ditra will allow the slab to expand while the tile surface remains static. Avoid harsh detergents as they will yellow your tile and follow manufacturer s directions on cleaning. There is a clear advantage of using a liquid membrane it is relatively easy to apply over the tile substrate along with the use of a fiber mesh tape you can secure joints and changes of plane. Hi cecily thanks for the question.