Foam Underlayment For Vinyl Flooring. The answer to this question can be a bit tricky. When installing vinyl plank flooring over existing floor materials, underlayment may not be required, but it can help with cushioning and sound one thing is certain with underlayment and vinyl plank flooring, though, and that's the fact that when it's recommended, it must be thin and it must be dense.
Foam underlayment is the standard type of underlayment since you can use it under any type of flooring. If you have any areas on a concrete subfloor with moisture concerns, it is recommended to use a vapor barrier underlayment. Eco cork foam underlayment is approved for use with radiant flooring systems.
If you're unsure whether installing underlayment for your vinyl flooring project is truly necessary, then talk to knowledgeable.
Unless your flooring came with an attached underlayment, you probably need a what underlayment is best for vinyl? So far i have found these which appear to have at least some foam component Find out whether you need underlayment (because in some cases, you don't), the type you need depending on the subfloor, and how to install! Vinyl floors under 4mm should be installed right over the subfloor.