Can I use QuietWalk between layers of plywood? Table of Contents Join Our Newsletter You are about to install your new flooring. As you lay the first plank you realize that Name(Required) First Email(Required) HiddenHubspot Form Source CAPTCHA Share Categories Carpet Pad Floor Underlayment Radiant Floor Heating Surface Protection Uncategorized Under Deck Ceiling Post navigation Previous: Can I use QuietWalk on a basement concrete floor, under laminate plank flooring? The flooring planks are 12mm thickness. Would I have to use an additional vapor barrier underneath this product? Or is a moisture barrier the same thing?Next: Can I use QuietWalk under a rug?