For best results, lay a thick coat of Paint & Poly Remover on the surface, brushing in only one direction. Do not brush back & forth. WARNING! APPLY – Shake can well. LIFT IT OFF – Leave Paint & Poly Remover on the surface for at least 15-20 minutes or until the old finish becomes crinkled or soft. Click to see full answer. Moreover, how do you remove polyurethane? Sand the surface to remove polyurethane. You can simply use fine steel wool. You can also use 150-grit sandpaper. The sandpaper will smooth it out and take off the last of the polyurethane. The after wash should have taken off most of the polyurethane, which is why you shouldn’t need a heavy-duty sandpaper.Additionally, what is the best paint stripping product for wood? 10 Best Paint Strippers Wagner PaintEater Paint Stripper – Best Overall. Citri-Strip Paint Stripper Gel. Excel Blades K11 Paint Remover – Best Value. PORTER-CABLE Paint Remover Heat Gun. FOSHIO Paint Removers. Sunnyside Ready-Strip Paint & Varnish Remover. Dumond Smart Strip Paint Remover. Super Remover: Paint-Stripper. One may also ask, how do you remove Minwax polyurethane? If you need to remove the polyurethane while not affecting the stain beneath, you’ll need chemical help in the form of a homemade stripper formula. Pour equal parts of lacquer thinner and denatured alcohol into a small empty paint can. Apply the mixture onto the polyurethane finish, covering the stained wood. What is Formby’s Furniture refinisher made of?Formby’s Furniture Refinisher – Restores original finish without stripping. For use on varnish, shellac, or lacquer finishes only. With the help of steel wool the old finish is melted down completely without taking color from wood or raising veneers. Follow with a protective coating of Tung Oil or Poly Finish.