Is underlayment really necessary?

Yes, it is. and here is why.

1.Underlayment can prevent potential noise issues by covering the minor imperfections of the sub-floor .

2.A quality underlayment will help absorb the impact of constant foot traffic 

3.Underlayment can extend the life of your floors tremendously.

4.Most of underlayments have built-in vapor barrier,which can prevent moisture from making contact with the bottom side of your flooring.