Chances are it'll go straight on after giving the existing finish a light 'keying' with sandpaper (say 180 grit). Allow the varnish or lacquer to dry for one day, then level-sand with 400-grit sandpaper to remove bumps and imperfections. It is possible to apply stain over varnish, as long as you aren't expecting results similar to those when staining untreated wood that drinks in the stain. In this post we���ll show you how to create a professional-grade paint job on these types of surfaces without sanding or priming. Does Hermione die in Harry Potter and the cursed child? Regards. Sanding it down is too difficult as it is full of carvings and swirls. Otherwise the new varnish will not”sink” naturally onto your floor. Don't get too ambitious. The scratches are gone, and the piece has a deep lusterous shine, without loosing it's antique patina. How long do you cook frozen lasagna in the oven? How to Buff & Polish Varnish. The current finish probably won't let a new finish adhere to it. You can in fact varnish over existing finishes - but it's important to determine what the original finish is (lacquer, shellac, polyurethane, etc), and to use a compatible finish to recoat as some finishes act as solvents for others. ), but Removing old varnish and stain can give wood a fresh start. If the surface of wood products is smooth, not rugged, the production should be passed through with the careful sanding process. The scratches are gone, and the piece has a deep lusterous shine, without loosing it's antique patina. Lightly sand the varnish with 320 and apply two more coats. sanding would have been a long and tedious project. It's full of white spatters, but I don't want to toss it if I can paint over it to hide the spatters. You can use a stiff-bristled scrub brush to remove varnish from fancy, curved details. If it is not a valuable antique then you have a few options. Note: where de-nibbing is not needed, e.g. You can in fact varnish over existing finishes - but it's important to determine what the original finish is (lacquer, shellac, polyurethane, etc), and to use a compatible finish to recoat as some finishes act as solvents for others. Read on to see the answers provided by the ThriftyFun community or ask a new question. It is now looking very stressed. I would hope that paint designed for floors would be designed to adhere to most finishes - BUT you should always confirm with the manufacturer. No matter what you use this time, I'm sorry to say that you WILL have to do some sanding. Stage 1 – Lightly sand the partially worn area with a 150 grit sandpaper, vacuum the sanded area to remove all traces of sanding dust and debris. For one, you cannot use regular acrylic varnish on a watercolor painting; you must use an archival or polymer varnish. If not, the newly-painted surface will bubble, peel, crack or generally not stick. dulux trade super grip primer, but probably OTT You can mix a small amount of oil-based stain (like Old Master’s Wiping Stain), with some of the oil-based varnish (Quick 15), and spot over the worn areas with a thin coat of shaded varnish … Sand the bare wood as needed to smooth it and remove the old finish. Painting Over Varnish With Latex. How to Repaint Furniture without Sanding. Painting Over Varnish Without Sanding. I use this in my 100-year-old house to clean woodwork without having to refinish anything. The picnic table set was left outside too long in bad weather. But following the basic prep guidelines it'll usually work fine. That is, given that both the varnish and wood are in good condition. I really doubt that you can revarnish this door without sanding off the old finish or using a paint stripper. So I decided to tackle repainting it without sanding. Video of … While there are poly varnishes, real varnish does not contain poly. Yes, I have done this. This is not TSP. Answered. Can I varnish over varnish without sanding? Lightly sand the varnish with 320 and apply two more coats. Varnish that can change coulour without sanding. Painting over varnish without sanding is not a best practice but it can be done. The next coat of varnish will chemically bond to the broken molecules of that sanded surface. Coating over it with either of those would maintain that softness/flexibility as a base coat. This will give you something to sand without getting to the veneer. I don't want to strip and sand. We thought this bench was aluminum when purchasing, but now it is rusting in the Florida weather so we guess not. However, an oil/varnish finish is intended to go over unfinished wood. It is often recommend that you sand any surface thoroughly prior to painting it. We thought this bench was aluminum when purchasing, but now it is rusting in the Florida weather so we guess not. I've seen some older posts already about painting directly over varnished furniture, but it's not exactly the same problem that I have. Can I spray paint varnish over the rust spots without sanding first? A few years ago, I coated my stair door with varnish. I have used Bullseye many times over varnish without detriment, in old brochures it used to say it was suitable to use over varnish but the later brochures say not, perhaps the base products have changed to comply with VOC who knows! I would test an inconspicuous place (inside a closet, as an example) with 120 or 150 grit sandpaper, using an orbital sander. Painting Over Varnish Without Sanding. Painting over varnish without sanding is not a best practice but it can be done. After you apply the 2nd coat, sand lightly with 320 grit, then apply the 3rd coat. 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