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Presto Patch White Interior/Exterior Waterproof , Patching compound 1 Gallon(s)

DAP Presto Patch White Interior/Exterior Waterproof , Patching compound 1 Gallon(s)

3.5
175

Can you use on chip board underfloor


Thank you for posting your inquiry. DAP Presto Patch Multi-Purpose Patching Compound (Dry Mix) 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: "Fills, levels and patches cracks and holes in concrete, masonry, plaster, wallboard and wood". Application to "chip board", OSB, particleboard and similar underlayment is not recommended. 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.

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