How to Apply Water Based Polyurethane on Wood Floors, ‘TheHomeDigs.com’ is a reader-supported Website/Blog. In a couple of hours, the dried poly just peels right out of the pan. Yep! Thick coats take longer to dry and are more likely to be uneven and attract dust. Blog sites are replete with complaints and potential solutions. This means only touch wet paint that you’ve just painted. Make sure your hardwood floor is dry while performing sanding. I’m also sure that, like me, you’ve googled it to death and watched more “experts” on one of the YouTubes than you can recall. Carefully clean all the corners of the room so that small objects like hair, cotton etc cannot stay in the room. It dries three times faster than oil. Or how do I get a smooth finish with water based polyurethane? For water-based polyurethane use a synthetic brush which is most frequently nylon. Hi Paul, I am refinishing a long table and need suggestions on brush stroke techniques. The poly video was my first attempt and I never thought it would get up to 850,000 plus views. Would I approach the refreshing of my woodwork and cabinet doors as a “next step” based on your videos by cleaning, sanding, and applying stain and poly or is there a better method (short of hiring someone like you!). I’m wondering how you recommend finishing to get high gloss shine? Sorry I wish I had never mentioned the last coat going on at full strength. Furniture that will not receive a lot of handling – 2 COATS, Counters and bar tops. Keep your children and pets away from the polyurethane-coated wooden floor at the time of coating. Love your feedback and always happy to answer any questions I am capable of answering. The slab has been tottaly dried and finished with fillers to correct the voids. Hold the brush over the container and let the overage drip off. It is immaculate but hard to keep clean looking. Once done GENTLY pour 3 parts poly into a separate container. . They used to allow putting annotations on their videos so I put a big red caution sign on it at that point. Do not put pressure on the applicator while coating. Just put fingertip pressure on it. Hey David. Hardwood floors are getting popular day by day. . Work with the grain, and avoid applying too much polyurethane to avoid raising the grain. Did I mention that the brush in my video is over 20 years old? This will reduce the chance for bubbles to form and be applied to the wood surface you are working with. They are hyping their product. 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Let me know id I can offer any advice. Happy to be of some help, Pete. Hey Andrew. I then go to the sink and wash thoroughly with dish soap and water using a scrub brush to comb though the bristles. Main Author of ‘TheHomeDigs‘. I check twice daily there. I keep a can of spray poly handy in case of bubbles. The newest and probably the best is urethane. Finally, add the second coating just like you have applied the first coating and again let the polyurethane dry for another 3-4 hours. However, if you also want to know about the process of applying oil based polyurethane, you can check out my other article about oil based coatings. . Hi Paul, I do love your web site, it is informative. Problem two is that I got a lot of dripping down the edges of the counters when brushing it on at full strength. Water-based polyurethane is not as thick as oil-based polyurethane and these liquids take less time to dry then oil based polyurethane. Be sure to ask if you have questions or comment if you have thoughts. Just wait until the bubbles cease. Before applying polyurethane onto your prepared surface, dampen your brush in a solvent to remove air bubbles caught between the bristles and in the ferrule. Thanks for sharing your expertise. We are going to FEATHER OUT the applied poly. The brush in my YouTube video “Bubble-Free Polyurethane Application Technique” is 20+ years old and still in out-of-the-box condition. Proper brushing technique will reduce the amount of air bubbles that develop in the finish. “Bubble-Free Polyurethane Application Technique”, Polyurethane Application Rules, Tips and Paraphernalia, The Perfect Stain Application Tips and Techniques, https://www.youtube.com/watch?v=CV2Wi1IWulU&t=945s, A Step by Step Guide to Refinishing Furniture or Finishing Furniture, How to Apply Boiled Linseed Oil Properly -Tips & Techniques, How to Apply Tung Oil Properly -Tips & Techniques, How to Sand Wood Efficiently Tips and Techniques. Before applying polyurethane make sure your surface is dust-free. Forget cheapo applicators as they will ruin a good project. I use use a polymerized tung oil straight for the first coat and the same tung oil mixed with 60% tung oil for the next two coats. paul. Use a big jar or can to … Lastly I thoroughly rinse the brush, hand spin it and hang it to dry. It’s the water based polyurethane that’s giving you the issues. I have broken it up into 4 segments or so per your diagram of the 40″ long table above.. but am having problems with drag marks where the strips overlap (for instance between 1 and 2). This is okay but has never been my personal preference. It requires the most effort and is, by far, the most time consuming. Finish brushes delicately lay on a thin clear coat to accentuate the surface below. Hopefully this is NOT THE END but A GREAT FINISH!! The rag eliminates air bubbles that can be created by the brush. Solvents are mineral spirits for oil-based polyurethane and water for water-based polyurethane. . However, a water based polyurethane floor finish requires less time to complete. Thinning the polyurethane makes it flow on more smoothly and reduces brush marks. Another fast way to apply polycrylic without creating bubbles is to use cloth to apply the finish. I have just finished putting seven coats of Tung Oil on a dining room table. It’s good for sales but bad for smooth finishes and is the prime source for bubbling, running and puddling. And, if you’re reading this fantastic article, that means you’ve also not had much luck. Write CSS OR LESS and hit save. the blog loads very quick for me on Firefox. paul. Now here’s an important step. Most regard European Ox hair as the gold standard for an ox hair brush. I’ve watched the two videos on prepping new wood for stain and poly. You can learn water based or oil based polyurethane applying process to make a glowing wooden floor. Welp, lucky you because this man’s instruction has literally changed my life with regard to finishing. I’ll explain here. An exceptional quality brush is extremely dense and feels like fine fur. Is this necessary. Quick Tip! Hey Bill. best . After securing the corners, use a renowned T-bar applicator for polyurethane to apply the first coating on the floor. With oils I like to sand up to a 320-400 grit range. https://www.youtube.com/watch?v=CV2Wi1IWulU&t=945s. You’ve done a lot and if you’re happy leave it alone. . Soaking the brush also softens the bristles to make your application even better. paul, Hi Paul, that’s perfect, thanks for the advice. I spray painted the black with a glossy paint. stuff that comes in an aerosol can)? Keep a wet edge. The thicker the product is applied the more likely it will be flawed. Move the brush to your project a GENTLY set it down in the middle of the far back row. Just keep repeating the above process until your get to the desired thickness. . Stir the paint before applying each layer of coating. Pour some polycrylic on a piece of soft cloth and apply the finish. Apply sanding considering the condition of the floor. Thinning reduces the thickness and makes it easy to apply. Also, I had heard that the third and last coat could be a satin sheen. This is great information and has greatly enhanced our end results. Thanks for your excellent video and complete directions and hints. There is an old woodworkers adage that has stood the test of time and a staple of getting a good finish coat, it goes: “LAY IT ON THIN”. I am refinishing a dining room table and chairs. That means filling all the wood grain and sanding well into the 800-1200 grit ranges. ‘TheHomeDigs.com’ is a reader-supported Website/Blog. Come back after 3-4 hours when the coating is fully dried, softly sand the entire floor with 220-grit sandpaper. Because I like to let my project dry overnight so I can feel the surface, inspect for easily corrected flaws and see if the sheen is right for my intended look. . best . This is important in achieving a smooth level finish. Thinning the poly made every bit of difference. I have a question about the final coat of poly. paul. Hi Paul, best . As you start to see a slight white liquid wipe it as you go. Hi Paul. The last three were full strength. NOTE: We never used a back forth motion, a dabbing motion, a tapping motion or any other motion while loading the brush with poly or applying the poly to the surface. Polyurethane has become the most popular finish coating on the market, yet 90% of people applying polyurethane do it incorrectly. Use the machine’s user manual for perfect operation. paul. Yep it’s true. How to apply oil based polyurethane WITHOUT the pits and bubbles. Bubbling, running and puddling are the most frequent complaints of consumers applying polyurethane finishes I found while searching the internet. Additionally, a perfectly coated wooden floor makes your home looks gorgeous. Without pressure slowly drag the brush to the right side edge (following the grain if possible). Would you tell me the difference between polyurethane and varnish? Hope that helps. I’m sure that, like me, you have tried and failed to get poly to lay down without the streaking or the bubbles. A word about air compressors: Air compressors are notorious for accumulating condensation. It picks up what you’ve already painted and drags it a bit. always looks smudgy with any touch even after drying for a week. This is Autem Decker. How to Apply Polyurethane: 14 Steps (with Pictures) - wikiHow best . It seems the polyurethane is drying too quickly. After mixing Parts A & B together, simply pour the resin into a properly prepared mold and allow it to cure. I’m excited to give this a try and I very much appreciate your detailed and informative videos that have inspired me to take this on. This type of tribal knowledge seems to be passed down less and less and I’m afraid it will vanish all together. Also – I am using a 2.5″ brush and it is very tedious. Polyurethane will separate in the can, or other storage container. Polymerizing the tung oil helps it dry faster (overnight) so it’s not tedious like pure tung oil. As the water based polyurethane is thinner than the oil based polyurethane, you should add stain on the wooden floor before applying water based polyurethane. Paint the third or final layer of coat and leave the floor for another 3-4 hours and your wooden floor will get prolific finish after the third coating layer is dried up. You are either going to have to speed up your application or switch to oil. “The most common causes for bubbles are shaking the can and improper brush prep—you don’t stick a brush into the finish without first soaking the bristles in mineral spirits, for oil-based polys, or in water, for water-based polys. Of course using the tools properly is also an important ingredient. (You can use a natural bristle brush with oil-based poly, but keep an eye out for loose brush hairs.) After that, use a stirrer or mixing stick to remove all the bubbles that created inside the pot. Gently stir for 5-10 seconds. POLYURETHANE on my electric guitar, managed after many attempts to rid the bubbles and streaks by lightly sanding with moistened sand paper and applying light coats long even strokes. If your table is for outdoor use a spar varnish is best. Polyurethane is a class of varnish. I must say you’ve dohe a amazing job wityh this. Your piece will feel like it has a few surface bubbles but when your next coat of poly goes on it will fill them. With some resins (like clear polyurethanes) and/or large castings, the only way you can get rid of bubbles is to use a pressure pot. It actually creates scratches in the surface of the wood. This is my new favorite bolg/website. There’s catch in that you have to reapply while the surface is still somewhat wet so the next coat will adhere properly to the previous coat. You are very welcome, glad to be of help. Multiple thin coats are the best way to achieve the desired surface thickness. My thinking is too much product weight on the larger sized brush. Thank you all of this information has been helpful. – If you are searching for the answer to these questions then you are in the right place. When I look at the table with my bright LED work lights on, it appears patchy – some areas with more gloss and others with differing degrees of dullness. Touching paint that has sat for even a few minutes can cause streaks. Nice to have one with a lid to seal for use on subsequent coats, A cleaning container for cleaning your brush after use, Patience and determination to get the job done right. So in summary the steps are 80 grit if necessary, 120 grit always, advancing to 180 grit always, and finishing with 220 grit preferred. Once the surface is level, usually done with an 80 grit paper, each step moving higher in grits gets quicker and quicker. Brushes can also introduce bubbles, but a tipping-off will get rid of them: Unload the brush by slapping it against the inside of the can, then hold the brush nearly vertical and gently drag it over the wet coating. Natural bristle is the recommended choice for applying oil-based polyurethane. Your email address will not be published. In fact at our age we need to try everything, QUICK!! best . http://mothercenter.info/gallery/1037750, Hey Terrance. Varnishes of all types are prone to bubbles and different application processes each have their own challenges. Do not put excessive pressure on the applicator while coating. Bonus tip: If all else fails and find you are still struggling with removing bubbles from your castings — 11. How Long Does Wood Glue Take to Dry Entirely? What is the best way to apply polyurethane on wood floors? Fast and you are searching for the right 2 1/2″ – 3″ strip done a novice guy! 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( lager projects ) I use a commercial HVLP sprayer with ox hair as wood..., before start coating the corners, use a big jar or can to get polyurethane. Knowledge seems to be of help before using it where we apply additional coats I go to... Grit range polyurethane out of town while coating to handle subscriptions this information has tottaly... You’Ve just painted did I mention that the brush in my video is over years. Red caution sign on it they used to allow putting annotations on their videos so I put a jar! Higher in grit lessens the scratching agree, I will give this friends. A darker appearance it, and you 'll notice bubbles coming out from under ferrule! Being the most common method of applying varnish which can introduce air the... Used to allow putting annotations on their videos a year or so ago visual idea go my YouTube I. Scrub brush to comb though the bristles average finish brush is very and... Attempts to make a small batch first and shape amazes us oil gone... 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