
DAP Flexible floor patch and leveler Gray Interior Patching compound 32 Ounce(s)
I want to use this product on low spots in a plywood subfloor. Do I need to seal the plywood first? If so, what type of sealer do you recommend?
1
Thank you for posting your inquiry. DAP Flexible Floor Patch and Leveler is tested and recommend for use on APA Rated Plywood (flooring underlayment) and Concrete. As indicated on the product package label and supporting product literature: "Surfaces to be filled or leveled must be clean, dry and free of all foreign material (this includes paints/other coating)". Should you have any additional questions or require further assistance, please feel free to contact DAP’s Technical Customer Service Department at 888-327-8477.