QT underlayment products have become an essential component of many flooring installations. They serve as a protective layer between the subfloor and the final flooring material, such as hardwood, laminate, or luxury vinyl. QT underlayment products offer several benefits, such as reducing sound transmission, providing thermal insulation, and smoothing out any subfloor imperfections. In this blog post, we'll explore different QT underlayment thicknesses, their use applications, and the benefits of using these products. Additionally, we'll discuss how floating installations for hardwood flooring last when paired with QT underlayment products.