How would one be better than the other? Jackie – Thank you for our inquiry. Oil based polyurethane cost less than water based. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful. Water based vs. oil-based polyurethane can both be applied by brushes and spray-on cans. The reason being that the oil products are designed to penetrate into wood fibers while water finishes sit on top. Strictly Necessary Cookie should be enabled at all times so that we can save your preferences for cookie settings. Do I sand between coats? Because most water-based polyurethane only contains 30 to 35 percent solids, the recommended number of coats for a nice finish is four. Let’s start with why you would use polyurethane in the first place vs. other types of wood finishes such as shellac, lacquer, varnish, etc. Oil-based polyurethane also tends to penetrate the surface of the wood, thus, wetting its cells and giving it a darker color. If you created a custom-painted furniture piece, and you want to protect its surface, consider using a water-based polyurethane instead of an oil-based finish. Emits fewer odors: One of the drawbacks of oil-based polyurethane is the overwhelming odor that it produces. Oil based poly is darker as compared to the water based one which is clear. Do you have experience using (or questions about) water based poly vs. oil based poly? It is very hard to choose from water-based vs. oil-based polyurethane, especially if you are not used to working with wood. However, it has been discovered in recent years that water-based polyurethane works just as well. What's the best top coat? Oil based poly darkens over time while water based remains clear throughout. Go for it. Oil-based polyurethane is cheaper than water-based by a good margin. Water based Polyurethane varnish dries too fast if one uses it for large areas, color patches will ALWAYS form between wet and dry brush or roller re-charges and the finished effect will always be poor visually. Thanks. I accidentally used oil based high gloss polyurethane over contact paper on my island kitchen and just read that water based is suppose to be used instead. So beware how you use it; sanding rubbing down seems like a huge amount of work for a simple finish? Be aware that oil-based poly can take as long as 30 days to fully cure, however, it … Oil-based polyurethane is more durable and develops an amber tint over time. 9:00am - 3:30pm Friday. When cost and coats are calculated, this works out to about 35 to 50 cents per square foot for oil based poly and 80 cents to $1.35 per square foot for water based polyurethane. Fair Lawn, NJ 07410 USA If we add everything up, here’s the scoreboard: Depending on the importance or “weight” you place on the categories above, your scoreboard might come out looking differently. This makes it both safer for the environment and your health. If you’re not sure, always apply to a small spot to test. Polyurethane dries faster than tung oil and takes only 12 hours to cure. Can you apply water based poly over oil based? I’ve searched all over for this info, as I need to refinish the top of the bedside table. I also noticed that after I put the contact paper down on my counters, it formed a lot of small bubbles and can’t redo since the oil based polyurethane has already been applied. Polyurethane sits on top of the wood to form a protective barrier that is watertight in only two coats. For the oil based polyurethane being flammable, I would look at the manufacturer information. 800.752.9922 (USA & Canada) Directions for online order pickup, Water Based Sealers If all else fails, could I apply epoxy resin over the oil based high gloss polyurethane? Once fully dried, is oil based polyurethane safe for children used on a kitchen table? Since the conditions of use are beyond our control, this company cannot assume responsibility for any risk or liabilities that may result from the use of its products. In addition to that, it is also prone to watermarks and may also raise the wood’s grains. The organic solvents in oil-based products soak the wood grain, so … However, unlike the oil-based ones, the waiting time between coats is usually only about two hours. Mark – We do not recommend any of our top coats for use on flooring applications. But, on top of the initial cost, you also need to consider that you will need to There are many factors to think about when deciding on the finish of your hardwood floor. It takes more coats of water based poly to reach the same level of toughness compared to the solvent based. Janet – Thank you for sharing your inquiry with us. Likewise, a good water based poly will have significantly lower (up to 50% lower) volatile organic compounds or VOCs. Give it a few days of dry time and more if your house is humid. Here is another detail. That means you must sand it between coats to create a mechanical bond to the next layer. Some people prefer the warm, “amber” hue that oil-modified polyurethane imparts to wood, but keep in mind, this “yellowing” will continue and intensify over time. Usually, you have to wait four to five hours before applying new coats and twelve hours after applying the last coat before you can actually use your furniture. I have some old 1999-2000 Michael’s (later Restoration Hardware) stained oak bedroom furniture. This penetration can also make the surface of your furniture shinier. While oil-based polyurethanes require fewer coats, it does take more drying time between coats, with a recommended five hour wait times between applications. One good method of applying oil-based polyurethane is to use mineral spirits to thin the finish before wiping it on. Oil based polyurethane, on the other hand, is prone to “sheeting,” scratching or chipping after the first couple layers. Oil-based polyurethanes also have a stronger odor to content with during the application process. This application provides better indoor air quality and eases the process of finishing the floors yourself. We’ve given some key points to consider when making your decision.Oil based poly Oil-based polyurethane (front of lead photo) adds an amber color and chatoyance. This is ideal if you want the natural color of your wood to remain constant. Polyurethane Polyurethane is like a liquid plastic, often either a pure synthetic plastic or a blend with resin. When it comes down to pure looks over substance, oil-based polyurethane stands out head and shoulders over its water-based counterpart. You can find both types of polyurethane in brush- and spray-friendly versions, so “ease of application” is a tie. The old method of feathering brush stokes together with varnish, linseed oil and transparent paints does not apply here. Is this ok that I used the oil based instead and would this cause this to be flammable since it’s applied to all my kitchen counters that has contact paper? This will tell you how long ground/home delivery will take to arrive. Tung oil takes up to 48 hours to dry. Based on my 30+ years using and formulating wood finishes, it is best to use a urethane when your primary objective is maximum chemical resistance and film hardness, i.e., durability. When clear, this type of resin is mostly used for woodwork and furniture. Polyurethane, a plastic-based resin, can be used in many different ways. Oil-based is more durable and will provide a longer lasting finish, but water-based poly is clearer and suitable for all wood types, and colors. Can you apply epoxy resin over polyurethane? Cost: Water based polyurethane cost is two to three times higher than oil based products. Polyurethane paints and varnishes used to only be oil-based. Polyurethane paints and varnishes used to only be oil-based. This means that every time you visit this website you will need to enable or disable cookies again. Product Use, Technical Information and Safety Data Sheets, Water Based Polyurethane: The Best Choice for Your Project. Oil-based polyurethanes leaves a darker, amber glow to whatever flooring it is applied to. These factors may include your experience level, the temperature and other weather conditions in your work area, and even the amount of dust in it. I am burning a plywood subfloor and coating with polyurethane. When considering tung oil versus polyurethane for … What are the differences? Some water-based finishes can also be damaged when exposed to water for long periods of time. Please do not arrive unannounced. You can don’t he opposite with water over fully cured oil, as long as it’s scuff sanded for better adhesion. Water Based Additives. It’s no accident wood floors, for example, are usually finished with urethanes. Which is better? It is also easier to apply than water-based polyurethane and is one of the best options to use if you want your furniture to have a natural look. Oil-based polyurethane only requires around two to three coats since it contains 45 to 50 percent of the solids that create the protective finish. Oil based poly can last around 10 years. +1.201.821.0150 (International), Sales / Administration / Warehouse: I am looking into the Oil-based urethane option. The clean-up process, too, requires exposure to high-odor hydrocarbon solvents now well documented to cause short- and long-term health problems. Target Coatings will email you when your order is ready for pick-up. Yes, you can use oil over water polyurethane and water over oil polyurethane. Oil-based polyurethane can withstand extreme temperatures which makes it a good choice for exterior surfaces and furniture. Water Based Lacquers Keep in mind that there are variations to each urethane type, so read the product spec sheet carefully. Water-based polyurethane may give off a slight odor, but it’s not as noticeable. Water-based polyurethane has all the benefits of the oil-based ones, but it dries a lot faster and the odor is not as distinct. This also means that dust and other air particles are more prone to stick to it. Target Coatings, Inc. It’s a very warm, almost rosewood or dark cherry color, matte vs. glossy. I would contact the manufacturer to see what their recommendations are on this matter as well. This product has been characterized as one of the best water based polyurethane for furniture. It may require more coats than oil-based. Oil vs Water-Based Polyurethane Although oil vs water based polyurethane are both types of polyurethane, there are many differences between them. Would several coats of the water based polyurethane help to hide these once my countertops are ready dried and cured However, water-based polyurethane dries faster, saving you a lot of time if you are working on a large project . I doubt it’ll work to be honest. Water-Based or Oil-Based Polyurethane Although both have their strengths and weaknesses, when it comes to picking the best polyurethane for tabletop, oil … It will also provide a longer lasting protection which will cut the costs even more. If you’re trying to make something virtually bombproof, oil based may be the way to go, but the hazardous additives and flammable solvents you’d need means you would almost be making a bomb. Because of this, water-based polyurethane can also be used around children. Water-based polyurethane has all the benefits of the oil-based ones, but it dries a lot faster and the odor is not as distinct. It can also help bring out the beauty of wooden surfaces with the downside being it leaves a light-yellow tint. Water-based polyurethane is, on the other hand, thinner but harder. However, it has been discovered in recent years that water-based polyurethane works just as well. Likewise, some people find oil based poly dents and peels easier, whereas water based poly might scratch easier. Water based polyurethane is extremely versatile; it will bond to nearly anything including wood, (non-ferrous) metal, fiberglass, stone, cement and carbon fiber. For example, for me, safety to the wood finisher and the environment is worth at least +5 points, in which case water based polyurethane wins by an even larger margin. This will ensure that the paint remains the color you originally chose So let’s have a fun little conversation about a very boring subject…water-based vs oil-based sealers (There are a crazy amount of options for sealer, but today we are going to keep things simple and just talk about those two). Phone: Please share your thoughts or read what others are saying in the comments section below. Wiping varnish, usually a type of polyurethane, comes premixed, but you can make your own by thinning regular varnish with mineral spirits. When clear, this type of resin is mostly used for woodwork and furniture. Also plan on waiting at least twelve hours before the last application and moving furniture back into your room. How do you choose whether you should buy oil or water based polyurethane? As an Amazon Associate I earn from qualifying purchases. Water based poly can have the same longevity. The main difference between water- and oil-based products is the appearance of the finish. Has the same low VOC levels as water-based polys. By eliminating oil, and using acrylic and other clear resins, water-based finishes don't yellow as they age. Water Based Urethanes Water Based Primers Oil-based polyurethane has a more distinct odor and takes a longer time to dry than water-based ones. It basically has two kinds: water based vs. oil based polyurethane. This is due to the high slip factor of our finishes, they are very “fast/slippery”. Thank you for your reply. In both cases, it is better to apply thinner coats when working with vertical areas so that there are minimal drips or runs. Have you tried a pin? Water-based oil-modified: Appears cloudy in the can but dries to a tough, amber-color film, like an oil. A good, easy to use option for refinishing these types of finishes is to use our EM8000cv Conversion Varnish with our CL100 Crosslinker added in to it. Water Based Pigmented Lacquers Polyurethane topcoats form a hard film and are durable enough to withstand the wear and tear of daily domestic use. Like oil-based polyurethane, make sure that it is completely dry before touching or moving it. Best of luck to ya. If you didn’t find your desired one check out the Rust-Oleum 9341 Ultimate Spar Urethane Oil Based, Quart, Satin is also the most sold item in the market. Save my name, email, and website in this browser for the next time I comment. Could I apply the water based kind over the oil based once this is cured and dried? There can certainly be exceptions (some of which are noted below) but the below overview should make your decision easy 90% of the time…. Water-based polyurethane will give off little if any odor compared to oil-based poly—a real issue if your finish room happens to be in your basement. Do you know what kind of finish was used on that line of products? NO PICK-UP's ALLOWED. In terms of durability, oil-based polyurethane has its water-based counterpart beat. The water in water based polyurethane tends to “react with the grain” more, so you often need to apply more coats to achieve a smooth, finish. That means you must sand it between coats to create a mechanical bond to the next layer. What are the key differences between a water-based polyurethane and a oil-based polyurethane? Susan – Water based finishes are much lower in odor, dry faster and depending on the type of poly you choose will not yellow. It basically has two kinds: water based vs. oil based polyurethane. Oil based polyurethane or Water-borne polyurethane…. This is because both have their own advantages and disadvantages, and the right finish to use actually depends on many factors. This will prevent your furniture from having a plastic look. This option is by Appointment Only. WOuld that be a good fit? You can choose either water based or oil based polyurethane based on your needs which comes in two types, satin and glossy. Three Great Projects to Add Some Fun to a Child’s Room. The oil varnish will sit as a layer and not properly bond. Apart from that, it doesn’t become glossy and it also has a tendency to show brush marks. Oil based polyurethane had the edge here for a while, but water based polyurethane (especially the self-crosslinking variety) has caught up – it’s now equal to solvent based products regarding scuff, mar, UV, water, and corrosion resistance. All things being equal (temperature, humidity, etc.) When you finally decide to make your journey to the store, remember that the decision should be based on what you are most comfortable with, and what most meets your needs. No, I do not know the exact type of finish that was used on your furniture, however, considering that it was made at the turn of Y2K it is probably finished with a conversion varnish or catalyzed lacquer. Both of these types of products are an eye irritant, and both may cause skin irritation as well. Customer MUST WEAR A PROTECTIVE MASK at time of pick-up per NJ State Law. The addition of urethane to water-based finishes makes it tougher and more resistant to scratches. The addition of urethane to water-based finishes makes it tougher and more resistant to scratches. When working with either of these types of polyurethane make sure that you stay in an area that is clean and well ventilated. Before you can decide whether water based polyurethane or oil based polyurethane is best for your project, you need to define what you want the end result to look like and how you want it to perform. I repeat it has to be DRY. In terms of “feel,” because it’s thicker, one coat of oil-based poly would probably feel softer than water based poly (but rarely is only one coat of water based poly used). I am looking into options for wood floor coating for a hair salon. However, oil based stains have some added health hazards involved. Warehouse hours are 9:00am to 4:30pm, Monday -Thursday. Finally, water-based poly dries a lot faster, giving dust less time to settle out of the air into your finish. If you disable this cookie, we will not be able to save your preferences. Disclaimer: The information and suggestions in this website are, to the best of our knowledge, reliable. I’m no expert, can’t tell if urethane or not. The Differences Between Varnish And Polyurethane, The Differences Between Lacquer And Polyurethane, The Differences Between Shellac and Polyurethane, Varnish and Lacquer, Differences Between Polyurethane And Urethane, Differences Between Oil-Based And Water-Based Polyurethane. As far as I know, when it’s fully cured and not just dried, it should be safe for children. Like many finishes, polyurethane is named for its primary resin, though some cans labeled “polyurethane” also contain other resins. Would you share your opinion on what we should do? 3. Also make sure that not to over-brush or over-wipe so that brush marks can be prevented and so the finish will be smooth and level. oil based polyurethane will take about two to three times longer to dry between coats compared to faster-drying water based polyurethane. In the battle between water-based vs. oil-based polyurethane, there is no real winner. However, the low solvents in water based polyurethane gives it a longer “pot life” (the amount of time you can work with it before it becomes unusable) and it is easier on your equipment. It is recommended for surfaces that see little exposure to heat or the elements, such as desks, bookcases and end tables. It also has a clear finish that has a lasting effect, although most of the time it is shorter than oil-based ones. Refinishing Furniture is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Water based polyurethane is extremely versatile; it will bond to nearly anything including wood, (non-ferrous) metal, fiberglass, stone, cement and carbon fiber. The disadvantages of using oil-based polyurethane are the high amount of toxicity that it contains due to harmful chemicals that will require more time to dry than water based. 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