A Clear Topcoat over Antique Paint Old paint (maybe egg tempera) on antique corbels presents a puzzle for finishers — how to protect it without damaging it? February 13, 2009
Filling Grain on Oak Veneer Advice on using a pore filler after staining and sealing, to fill grain without hiding the dark grain pattern. March 12, 2006
Toner Exposing Surface Imperfections Pros advise on the careful use of glaze and toner to enhance color and grain without calling attention to imperfections. August 3, 2009
Muting the Grain on a Cherry Table A furniture-maker needs to make a new cherry table match existing woodwork that has a washed-out grain. Finishers offer advice about formulas and application. July 11, 2005
Low-Budget Spray Guns Finishers mull over lower-cost spray guns and what they're good for. November 13, 2005
Wrinkles in Lacquer Recoat window? Catalyzation? What could be causing this defect? December 9, 2004
Fish-Eye Problems in a Table Refinishing Job Here's a detailed and comprehensive thread about the causes of fisheye and the options for fixing it, from simple to advanced.June 18, 2013
"Spitting" Problem with Acrylic Latex A finisher has trouble with bad atomization when applying acrylic paint, and gets advice about gun setup and thinning formulas. July 24, 2005
"Pickled" Finish on Maple Translucent white finishes on maple sometimes pick up a pink or blue tinge. But with "toning" techniques, you can gradually build up a whitewashed look. October 2, 2005
Shellac Under Oil or Varnish Finishers discuss compatibility and wear issues with using shellac in combination with Tung oil and varnish. October 13, 2008
Comparison Test of Water-Based Finishes A cabinetmaker subjects six water-based urethanes to side-by-side stain-resistance testing (and shares his results). July 8, 2005
Taking Sanding Seriously Grit, lighting, surface cleaning - pros share views on the perfect sanding job. April 14, 2005
Solving Lifting in Catalyzed Lacquer Finishers address the persistent problem, experienced by one of their own, with wrinkling and lifting in catlac. February 8, 2005
Refinishing Old Pickled Oak A finisher needs to strip and refinish a 100-year-old staircase that has been "pickled" with white stain. A lively discussion ensues about dyes, stains, toners, strippers, samples, and the risks you take on one-of-a-kind old work. October 28, 2005
Staining Pine Cabinets A finisher gets advice on how to get even results in just a few steps. August 30, 2005
Dealing with Silicone Contamination in Wood Pores Advice on sanding and refinishing an Oak surface after silicone contamination has become evident — but without contaminating your own shop or equipment. March 28, 2010
Fat Edges in Nitro Lacquer Advice on how to keep lacquer from building up too much at the edges of a profiled piece of wood. July 3, 2008
Shellac as a Sealer under Lacquer Pros discuss the fine points of applying a sealer coat of shellac when refinishing furniture. July 11, 2005
Deodorant Fisheyes Finish flaws caused by personal care products. December 9, 2004
More Toner Tips A discussion of toning techniques. August 22, 2005
Diagnosing a Glazing Error One party to a problem wanted to blame kitchen heat for a dark discoloration of some cabinetry. But an application error during the glazing process turns out to be the cause.March 13, 2014
Applying Latex Paint over Oil Paint A repainting project raises the old familiar topic of compatibility between oil-based and acrylic paints. June 16, 2014
Heating Waterborne Finishes Keeping your finish warm will improve flowability and maintain consistent viscosity — but check with the manufacturer for allowable temperature ranges. February 13, 2006
Solid White Finishes on Cabinets A finisher who has only used stains in the past gets advice from colleagues about applying opaque white finishes. October 27, 2005
Toner for a Poplar Cabinet A customer changes her mind, and a cabinetmaker needs to apply a stain finish instead of paint — to a poplar cabinet. Pros chime in with detailed recommendations and explanations for a very challenging toner application. May 17, 2005
Glazing and Toning over Clear Lacquer Detailed advice on formulas and application methods that will achieve a dark walnut tone on oak cabinets that already have a coat of clear lacquer. May 17, 2005
Advice to a Beginner on Finishing Maple The best course may be to hire a pro who has the right equipment and experience. But failing that, here are some ideas about finishing Maple with wipe-on products. March 13, 2014
Fundamentals of Spraying Stain A finisher who's accustomed to working by hand gets advice on his first attempts at spraying stain. December 30, 2005
Staining Maple: Blotchiness Versus Lightening Here's advice on how to combat Maple's tendency toward blotchiness, while avoiding the lightening effect of using a washcoat or sealer coat. July 3, 2008
Linseed Oil Finish for a Period Home The clients want an authentic old-time linseed oil finish. A contractor gets advice on how to make it work. July 9, 2005
Spraying Opaque Finishes on Millwork Here's a lot of information on spraying acrylic paint (and its drawbacks), plus some advice on better opaque pigmented coating choices. June 18, 2013
Using Gel Stain as a Glaze You can custom-mix your own glazes using wiping stains, gels, and extenders (to modify open times). In this thread, experienced hands explain techniques. June 28, 2005
Varnishes, Sealers, and Topcoats A guitar maker gets advice on water-based and oil-based varnishes that will enhance the look of mahogany and walnut, but will also be efficient to apply along with a water-based urethane topcoat. October 19, 2005
Telegraphing of Epoxy Filler Pros discuss ways to prevent epoxy fillers from telegraphing through finish coats. February 13, 2006
Grain Filling Methods for Guitar Bodies A guitar builder asks about using epoxy versus conversion varnish for filling the wood grain on his instruments. June 18, 2009
Washcoat and Toner Technique With help from colleagues on the Finishing forum, a craftsman works out how to match the finish on a maple table. November 13, 2005
Gel Stain Versus Washcoat and Toner For blotch-prone woods like Cherry and Maple, gel stains may give good results with fewer steps involved. September 14, 2006
Finishing Oils Here are some opinions and some learning resources for a finisher trying to choose a natural oil finish. July 18, 2013
Refinishing an Antique Mahogany Sideboard Finishers apply their minds to a tricky refinishing job: stripping paint and applying a new finish to a fine old piece of furniture. November 13, 2005
Darkening a Danish Oil Finish on Walnut Thoughts on tweaking the color of Walnut after it has already been coated with an oil-based home brew.September 18, 2014
Staining Alder Alder is an under-appreciated wood that takes stain and paint well. Here, finishers discuss how to get the best results with it. October 26, 2005
Refinishing Over Plastic Laminate The challenge is to apply a new coating over existing laminate restaurant tables. Finishers weigh in with advice. April 17, 2010
Avoiding Blush in a Clear Lacquer Finish To avoid condensation that causes clear lacquer to take on a milky white blush, keep an eye on ambient temperature and humidity. March 12, 2006
Troubleshooting Blushing on Cabinet Doors in Use Three months after the job, doors finished with waterborne conversion varnish are blushing. The culprit turns out to be ammonia in a household cleaner.October 20, 2013
Spraying Conversion Varnish with an HVLP Gun Old hands walk a beginner through the basics of mixing, thinning, and applying conversion varnish. A good introduction. February 14, 2006
Washcoat Tips and Tricks Washcoat application can be a tricky process. Here, seasoned pros help a beginner get the hang of it. March 29, 2006
Troubleshooting Tacky Pre-Catalyzed Lacquer A finisher reports that white lacquer coats don't cure for days. Is it the 98% relative humidity, or a problem with the formula?October 26, 2005
Contamination and Fish Eye Finishers help a colleague track down the source of fisheye, among the many typical (and not-so-typical) suspects. May 17, 2005
Art Finish on MDF An architect asks for a bizarre bleaching and staining job on MDF panels, and a finisher seeks professional help. April 30, 2009
Spray-Applying Wiping Stains Practical and economical ways to quickly apply wiping stains, with some related tips. November 15, 2010
What to Do When You Forget the Catalyst Is there any quick fix when you suddenly realize that you're spraying conversion varnish but you forgot to mix in the catalyst? Yes, but ... February 2, 2011
Measuring Very Small Amounts of Catalyst Finishers use all kinds of smart methods, including weighing with a scale, to measure and mix very small batches of catalyzed finish. July 7, 2011
The Fine Points Of Viscosity Ways to measure and judge viscosity, and determining what's best for the application. April 14, 2005
"Mahogany" Stains for Birch Finishers share formulas and methods for staining light-colored woods a dark mahogany color. April 19, 2006
Thinning Opaque Finishes Tips and tricks for thinning your formula when you go from clear to opaque finishes. June 17, 2010
Washcoat and Stain Issues with Birch and Maple A birch-plywood cabinet with maple face frames poses a tricky staining problem. Here's a little explanation about washcoats, stains, toners, and more. April 9, 2007
Appearance Match for an Epoxy Patch Epoxy won't take stain like the original wood, so... amaze your clients with these professional tricks. August 9, 2005
Lighting for Spray Operators Thoughts on how to light the workspace so you can see how wet you're laying down your finish. June 17, 2009
Air-Assisted Airless Versus HVLP More discussion of the fine points distinguishing air-assisted airless spray-gun systems from high-volume low-pressure systems. April 30, 2006
Stripping and Refinishing Pricing Stripping furniture is laborious and slow — and so a fair price may create some sticker shock. March 26, 2009
Fading of Dyes Versus Pigments A discussion of why dyes fade, advances in dye technology, and the implications for finishing techniques. April 19, 2006
Streaky Lacquer Problem Pros troubleshoot a case of striping and streaking in a post-catalyzed lacquer job, and discuss how to fix the finish. October 18, 2005
Finish Turns White When Applied A clock-maker learns to fight the milky-white blush that comes from finishing in cool, humid conditions. December 6, 2011
Seeking a Modern "Violin Ground" Violin makers have long used special formulas to prepare the instrument for varnishing. Here's a discussion of what traditional or modern formulas might contain. July 11, 2013
Duplicating a Ceruse Finish A finisher tries to figure out how to copy the finish in a photo — but then he gets the answer. April 18, 2015
Finishing Rack for Wood Doors Pros show and tell solutions, manufactured or shop built, for holding and moving doors in a finishing shop. August 30, 2005
Finish Choices for Walnut Paneling Finishers give a contractor advice on whether to use water-based poly or some other finish on a new walnut paneling install. October 28, 2005
Dark Stain for Maple Advice on staining maple a dark color, with the use of a washcoat and toners. June 17, 2009
Matching New Cherry to Old Cherry changes color over time from exposure to light. So how does a finisher match a new cherry cabinet to an old one? February 14, 2006
Warming Up Water-Based Poly Water-based clear finishes sometimes take on a "dead" bluish tint. Here are some tips for adding a warmer amber glow. October 18, 2005
Is This Fan Explosion Proof? The electrical code references a range of safety ratings for spray booth fans, which relate to the classifications of hazards and the rules for fan location and control switching. November 16, 2011
Touch-Up Repair for Cherry Veneer When a sanding mistake burns right through a cherry veneer, quick or easy fixes are scarce. Here are a handful of suggestions for making the best of a bad situation. December 15, 2005
Matching Finish on Cherry Cherry darkens over time from exposure to light. Matching older pieces is tricky. February 12, 2010
Spraying Varnish on a Long Table Overspray is causing trouble with large tables that are too big to reach across. Here, finishers discuss ways to prevent or repair the problem. December 15, 2005
Oops! Fixes for an Under-Catalyzed Finish When you spray conversion varnish without the proper dose of catalyst, is there any remedy short of stripping and starting over? July 29, 2011
Wash Coats for Maple More thoughts on sealing maple to allow even staining. April 19, 2006
Toning Large Panels Toner applications require many light passes with a consistent, even touch. Light or dark stripes or inconsistent color are an ever-present risk. May 17, 2005
Waxy Stripper Residue Problem How to get stripper residue off imperfectly stripped and sanded doors, before spraying an opaque finish. May 7, 2009
A "Green" Finish for a Cuban Mahogany Bench Thoughts on the meaning of environmental correctness for clear wood finishes, and some interesting history about Cuban Mahogany, a nearly-extinct wood that is making a comeback. March 4, 2009
Evening Tone on a Mahogany Piano Pros describe how to darken the lighter parts of a piece in small steps, to achieve an even color. September 18, 2012
Wash Coat Tips Mix ratios and application methods for wash coats. November 13, 2005
Tips on a Ceruse Finish Using a pigmented grain filler to accent the pores of finished wood (particularly Oak) is called "cerusing." Here are tips on succeeding with it. September 18, 2012
Fixing a Conversion-Varnish Finish How to knock down a high-gloss CV finish with orange-peel problems, and refinish in satin. January 13, 2006
Toner Mix Proportion Guidelines Recipes for toner formulas vary depending on the the dyes or pigments and solvents used, and the intended purpose of the mixture. May 21, 2009
Matching Hickory Heartwood Color Advice on a toning formula to blend Hickory sapwood into heartwood so the difference can't be detected. May 28, 2010
Replicating a Dark Pearl Finish Thoughts on a challenging finishing project: imitating a "mother of pearl" finish. March 4, 2009
Troubleshooting Bubbles in Lacquer "Solvent pop" may be causing bubbling in a lacquer coat. Solutions include applying lighter coats, or using retarder in place of straight thinner. October 2, 2005
Matching a Dead-Flat Finish A zero-sheen finish is tough to achieve, especially if it needs to be durable. Here, finishers discuss the fine points. October 28, 2005
First CV Experience A first time experience with ML Campbell's Krystal conversion varnish spurs some questions and answers about application technique. July 13, 2005
Recirculating Spray-Booth Air Regulations don't allow it, because it raises concentrations of potentially dangerous chemicals. December 1, 2005
Staining Birch Bright Colors A cabinetmaker wants to stain birch a bright red, but still reveal some grain. Experts supply ideas. August 30, 2005
Substitutes for Mahogany Either lyptus wood or luan (also called "meranti") may be an acceptable lower-cost alternative to mahogany in cabinets. March 12, 2006
Sanding, Planing, and Stain Matching Sanded wood and planed wood take stain differently. For a good match, prep all the wood the same way. February 12, 2010
Stripping Conversion Varnish A finisher gets the lowdown on how to remove conversion varnish (and the stain under it) from a piece that was finished too dark. December 15, 2005
Coloring Water-Based Lacquer Paint stores can add pigment to a water-based lacquer, but the results may vary. This thread from the Finishing Forum supplies a few tips. October 19, 2005
Sprayer Type and Finish Quality In expert hands, either HVLP or air-assisted spray guns can turn out premium work. The difference is really more about efficiency, economy, and equipment durability. October 28, 2005
A Compatible Glaze for a Cherry Cabinet Experienced hands suggest burnt umber or burnt siena as tones that won't fight with cherry's complex natural hues. December 15, 2005
Cleaning Stain off an Oak Door A customer changed her mind about the stain before the topcoat was applied. What to do? July 11, 2009
Success with Black Stain Pros provide tips for staining wood a deep, dark black without purple overtones. July 12, 2005
Metal Dye Container Leakage Apparently some dye formulas eat through some metal cans, causing leaks. March 13, 2009
Clear Auto Finish for Exterior Wood? Will an auto finishing product work on an outdoor wood project? Most finishers in this thread say not. June 28, 2005
Spraygun Air Pressure Basics How to match your compressor to your gun and set the proper pressure. February 17, 2014
Removing Sanding Dust Finishers describe how they remove dust when sanding between varnish coats. October 28, 2005
What is Crawling? Here's a description and photo of the finish defect called "crawling" (caused by surface contamination or incorrect prep).May 30, 2011
Cleaning a Pressure Pot A routine for rinsing out a pressure pot and spraygun with solvent. April 18, 2015
Rubbing Out Lacquer for a High Sheen Wax is a better choice than linseed oil for rubbing out on top of a film-forming finish such as lacquer. November 25, 2008
Pre-Conditioning with a Washcoat A thinned-down version of your topcoat stain serves as an effective wood conditioner before staining. October 26, 2005
Learning to Spray with a Cheap Gun Bought in quantity and treated as disposable, low-end cup guns have their place. But it's hard for a beginner to troubleshoot his results if he's using cheap equipment. March 4, 2009
Tip Sizes for Mini Spray Guns A few observations on spray-gun tip size equivalancies (it's the viscosity that most affects nozzle choice). December 15, 2005
The Fine Points of Scuff Sanding "Scuff sanding" to knock down minor imperfections between coats may be done quickest and best by hand. Here, professionals delve into the fine points of how, when, and why to scuff sand finish coats. August 10, 2005
Setup for Perfect Polyester Installer looking at a high-end polyester spray contract gets advice on booth, guns, oven, and more. July 12, 2005
Refinishing Old Church Pews Thoughts on how to figure out what the original finish is on some church pews, and refinish with a compatible formula. February 13, 2009
Oil-Based Stain for a Bookcase A professional who has used lots of oil-based Minwax stain describes its characteristics. September 18, 2012
Understanding Lacquer Thinner Is it okay to combine your preferred brand of finish with a thinner made by a different manufacturer? Here's a close, careful look at that question. April 29, 2013
Sprayer Comparison: AAA Versus HVLP Experts discuss the quality, efficiency, and cost issues for air-assisted airless and high-velocity low-pressure technologies. March 18, 2005
Building Up Color on Maple A builder gets advice on how to apply tinted stains and sealers to maple using many thin coats, to avoid the dreaded blotching effect. February 14, 2006
Achieving Consistent Color on Large Jobs It can be tricky to keep color consistent on a large area of wall paneling. Here, finishers discuss the approaches that work. February 13, 2006
Soft, "Buttery"-Feeling Finishes How do commercial cabinet companies achieve the pleasing tactile surface feeling some finishes seem to have? April 18, 2015
Retarding Waterborne Lacquers What's the right additive to thin the formula and slow down the dry time? February 2, 2011
Retarder and Rub-Out Adding retarder to a pre-cat finish won't prevent you from rubbing the finish out, but it may affect your wait time. April 30, 2006
Suggestions for Opening Up Oak Pores A finisher needs to create a deeper, more dramatic open look in the pores of Red Oak, and collects a few ideas. March 26, 2013
A Smooth Finish for Cabinet Interiors Tips and techniques for eliminating surface roughness in water-based finishes for cabinet interiors. April 30, 2006
Finishing Ipe Outdoors Finishers discuss the best finish for an Ipe wood porch floor. May 24, 2006
Staining Maple More tips on getting Maple to accept a dark stain. May 17, 2005
Understanding "TR" and "OP" Durability Ratings The TR and OP durability ratings published by the Architectural Woodworking Institute refer to specific categories of finish, and have to be understood to be useful. August 22, 2013
Lightfastness of Dyes and Stains Finishers discuss the differences between dye and stain chemistry in this thread. The differences between dyes and pigments include varying resistance to light degredation. June 28, 2005
Polishing Out Polyurethane Hand-rubbing a polyurethane finish with fine sandpaper or pumice can overcome poly's "plastic" or "removed" look, and bring back some of the wood's natural tone. October 19, 2005
Clear Finishes for Mahogany Suggestions for applying a clear finish to mahogany, without darkening the wood. October 27, 2005
Durable Coating for an MDF Product A manufacturer seeks a prime coat that will protect his MDF pieces from dings during handling or shipping. March 29, 2006
Advice on Spraying Latex Paint Success with latex acrylic paints requires an appropriate spraygun setup and a lot of fiddling with the variables. July 11, 2013
Finishing Cost (In-House Versus Contracted Out) A cabinetmaker wonders why bids he gets to finish cabinets don't match his own cost to do the work himself. The question sets off a long discussion of cost, value, markets, and business strategies. May 17, 2010
Duplicating Finish on Cherry A beginner gets advice on using a washcoat, wiping stain, and toner to match an existing finish on Cherry. March 1, 2006
Tips for an Effective Pickling Stain Job When a pickling stain doesn't lighten oak as well as expected, a finisher seeks advice on improving his results. July 25, 2005
Black Dye Stains for Maple Tips and tricks for applying a dark stain to maple while still revealing the grain. Pros recommend various methods using inks, dyes, and toners. October 28, 2005
Museum Archive-Safe Finishes Expert advice on cabinet materials and finishes that won't damage sensitive materials stored in the piece. April 17, 2009
Removing Furniture Polish Tips on restoring the sheen to a catalyzed finish that was made to look "waxy" by application of furniture polish. November 25, 2008
Discoloration at Door Bumpers Cabinetmakers puzzle over what seems to be some kind of chemical interaction between a soft door bumper and a lacquer finish. June 17, 2009