The right underlayment — whether it's foam, rubber, felt, or cork — can reduce sound, deliver thermal regulation, and provide cushioning. You might even need a material that combines all of these ...

Room with half-finished hardwood floor - Arina P Habich/Shutterstock ...

It can even be utilized under ceramic tile to mitigate cracking. Cork underlayment is also a third lighter than rubber, important in installations where weight is an issue. As if all these ...