You might have already guessed that working with treated wood requires some patience. This is not like painting regular lumber, so you should know beforehand that it will require some additional steps. Yes, you can paint or stain pressure-treated wood, but for a long-lasting and great-looking finish evaluate the wood’s moisture content first, then use the correct paint and primer. How do you know when it’s ready? Your primer should match the paint you want to use: latex needs a stain-block latex or oil-based primer, while oil-based paint needs a stain-blocking oil-based primer. I painted it a month later and no problem. Putting it in a warm, sunny spot will help but may also cause unwanted warp. Wait for it to dry (possibly weeks or months) - check for dryness by sprinkling with a water - if it beads-up, it's still wet. Pressure treated wood is wet 99% of the time when it is installed. Learn how your comment data is processed. Painting is an area where pressure treated wood definitely isn’t the same. If the water soaks in, then the wood can be painted. Everything is teachable if you only give it the chance. For pressure treated decks, we recommend Spa N Deck from Flood or Wood RX. It has to be painted immediately if it is out in the weather. You can read more about that in my guide on paining pressure treated wood right here. You should wait until you get a reading below about 14%. First, before painting pressure-treated wood, it’s important to clean it. Although this wood will also have been treated to protect it from decay and insects, it does not have any protection against weathering. With the right preparation, pressure-treated wood can be painted or stained, but the wood requires at least three to four months of weathering to allow the chemicals in the lumber to ooze and evaporate before preparation can begin. Once it does pass your water test, you’re ready to move forward. You agree that BobVila.com may process your data in the manner described by our Privacy Policy. Check out my porch work at oldhouseporches.com, Your email address will not be published. The 100% acrylic finish formula can be applied in just one day, and the end result enhances the wood’s natural beauty while providing extra durability. If I did not paint them immediately they would have turned into Cs because of the sun. Old houses can be daunting and that’s why I’m here to help you figure them out. And, the best way that I have read to explain the issue with painting or staining wet wood used a sponge analogy. This lumber can, with a few extra steps and time, be painted just as non-treated wood. Unfinished wood needs to be primed before you apply paint or stain. Like and share this post and … If the water beads up, go back to playing the waiting game. If it immediately beads up and rests on top of the lumber, then you will have to keep waiting. Thanks to the high content of solids, primer creates the smooth surface necessary for the paint to easily glide. Therefore the wood needs to essentially breathe and circulate air, thus a drying out period is recommended (about 3 months). Most pressure treated wood will not need treating for a decade or two, so you shouldn't need to apply another preservative coating. Once the wood feels dry to the touch, sprinkle a bit of water on it. Keep reading for detailed how to tips. Read more…. Don't even think aboutpainting fresh pressure-treated wood! I have never done that. Avoid using oil-based paint here; on pressure-treated wood, latex performs much better. The short answer is yes, you can stain or paint pressure treated wood, but it has some important restrictions you need to know first. Fences built using pressure-treated wood require a different type of paint than untreated wood. Apply at least two coats of paint for an even finish. The chemicals within the wood prevent paint absorption, eventually leading to heavy flaking. If you want to paint exterior lumber, it's likely pressure-treated. Well, that and keeping track of the type of paint you used so that you can do repair work later on if necessary. To determine if pressure treated wood is dry enough to stain, try the “sprinkle” test. Touching it will let you know if it’s dry enough for the water test, which involves spilling some water over the wood’s surface. For help in choosing the best primer check out this earlier post. You can generally count on pressure treated wood to dry naturally within a couple months, but sometimes, the process can take longer in cool damp locations. choose the right kind of pressure treated wood. Sprinkle water on the wood: if the wood absorbs it within 10 … Note that, while priming and painting pressure-treated wood may be easiest with a paint sprayer, opt for a brush (or use both in combination) if the job entails detail work. To be absolutely sure you can use a moisture meter to check the moisture content of the wood. Yes, you can use paint to pressure treated wood. Most experts would recommend applying a primer, which should, of course, be compatible with the type of paint you’re using after. There are a couple of different types of pressure treated wood that you can get. This type of wood is soaked with chemicals to help it last longer, which can make it tricky to paint. Wait six weeks for the AC2 lumber to dehydrate. Disclosure: BobVila.com participates in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for publishers to earn fees by linking to Amazon.com and affiliated sites. Pressure-treated woods are not waterproofed nor sealed. In order to have paint actually stick to pressure treated wood permanently you first have to prepare the surface with a primer. Just in case you’re wondering, I wanted to give a brief rundown here. Always used to use Benjamin Moore Oil based primer but now use a latex called Gripper. If you plan to paint over the wet wood surface (or a wood that is still damp and not completely dry) with regular paint the paint may eventually peel off very soon. use a moisture meter to check the moisture content of the wood. protected from things like rot and fungus. Many of our pressure treated sheds are guaranteed for 15 years against rot and decay without any need to re-treat. Things such as; Note that for a time-sensitive project, it may be wise to choose pressure-treated wood that was kiln-dried after treatment (KDAT). The short answer is, yes, but it’s a little more complicated than painting wood that isn’t pressure treated. If you try to paint pressure treated wood too soon, the paint will slough off the surface of the wood. The timeline for painting KDAT wood is considerably more condensed. Once you’ve given due attention to the entire surface, rinse off the wood and allow it to dry thoroughly. Many factors can influence how quickly or slowly treated wood dries. Between the chemicals used to treat the lumber and the water used to clean it, the drying time may be as protracted as a few weeks—or even a few months. A friend stacks and stickers his treated lumber, puts a tent over it and puts a fan and dehumidifier in the tent. Painting pressure treated plywood. Soapy water and a stiff brush will eliminate dirt and grime that accumulate on the surface. If the droplets are absorbed, the treated wood is ready to be painted or stained. Many manufacturers carry fulllines of both oil and latex products that can be used on pressure-treated wood.According to the folks at Cuprinol,you should wait at least one to two months before staining. Benefits of wood treated in this way include: For your next project, opting for pressure treated wood won’t hinder your creative possibilities. Painting Pressure-Treated Wood. Start with primer formulated for exteriors, and make sure that the manufacturer lists the coating as suitable for use on pressure-treated wood. Once the wood is dry enough to accept a thick coat of primer, you can begin to prepare the wood. It also forms a protective barrier; woods usually soak up lots of paint, which can mean more work – and more expense – that can otherwise be saved. If it soaks in, you're good to go. The good news is, yes you can. Drip a couple of drops of clean water onto the surface of the lumber. It looks great, but you’re ready to paint or stain over those ugly green tinted posts. Note that for a time-sensitive project, it may be wise to choose pressure-treated wood marked as having been kiln-dried after treatment (KDAT). One suchproduct is Wolman Oil-Base RainCoat Clear Water Repellant.What about painting? This site uses Akismet to reduce spam. If the water soaks in, then the wood can be painted. Yet another option is to allow the wood to weather and become gray, and then to coat it with a protective sealant. It’s a two-sided coin: Painting pressure-treated wood comes with complications caused by the very same treatment that allows the material to last outdoors. Part 1 These chemicals minimize the wood’s natural vulnerability to insects and rot, but they also leave the wood rather wet—a state that will ultimately lead to your coat of paint eventually peeling. So there is one extra step which isn´t all that bad but can … However, you shouldn’t attempt to seal pressure-treated wood that’s already been stained. Do you find this post very helpful? Pressure-treated wood that is completely dry can absorb the water droplets. This significantly reduces your work time by eliminating the need for lengthy drying. First on this list is allowing the wood to completely dry. If the water beads up on the surface, the wood hasn’t yet dried and you still need to wait. However, this source (many pop-up when you Google "painting pressure treated wood") gives a concise 5 step process for painting pressure treated wood. Of course, sealant must also be reapplied, but many consider the job to be less demanding than repainting, which often entails scraping away parts of the old finish. The benefit is that it arrives to you already protected from things like rot and fungus. This is not like painting regular lumber, so you should know beforehand that it will require some additional steps. This also gives you the choice to add brighter colors, unlike stain which only offers shades of … Bob Vila, Bob Vila Radio: Painting Pressure-Treated Wood, The 8 Painting Mistakes Almost Everyone Makes, The Best Paint Colors for Low-Light Rooms, Let the wood dry (note: this can take weeks or even months! Pressure-treating protects the wood against rot and fungus growth. Painting your pressure-treated wood can give the wood new life with vibrant new color. To produce pressure-treated wood, the milled lumber (typically pine or cedar) is saturated with chemical preservatives. You can paint or stain treated lumber for decks or any structure, but it is important that the wood be dry enough to accept a coating. If the water beads up, go back to playing the waiting game. Priming is important before painting. So, let’s get into the specifics of how to paint pressure treated wood the right way. It’s worth mentioning that in outdoor applications where the finish will be subject to the elements, paint lasts longer on vertical surfaces like fences than it does on horizontal ones like decks. You may be asking, can you paint pressure treated wood? If you paint pressure treated wood with the wrong materials or more importantly too soon you will have a peeling paint disaster under the best circumstances. We use a good primer. The performance is nearly always disappointing, and repainting often has to be preceded by scraping and sanding. Copyright © 2020 Acton Media Inc. All rights reserved. Required fields are marked *. Even if you want the appearance of a painted deck there are opaque stains that perform better on horizontal surfaces. We have had great luck with it. If you don’t like the idea of repainting every two or three years, consider staining the pressure-treated wood instead. By Bob Vila. I’m a general contractor working in historic restoration, a #1 Amazon best selling author, and I’m here to show you how you can do-it-yourself! You can paint KDAT wood sooner. If it absorbs into the wood within ten minutes, then you are good to stain. Only once you’ve confirmed that it’s dry can you begin painting pressure-treated wood. They also remove chemicals so the primer and paint can properly adhere. Pressure-treated wood is a kind of wood that has been treated with chemicals to give it adequate strength to support heavy objects and structures in construction. Ok, painting pressure treated wood can be a little tricky - it kind of has it's own set of rules...:smileyindifferent: The process that the wood goes through to become a "not-rot" product involves chemicals that need to work their way out of the wood. Wash the surface with soap and a stiff brush and rinse. Disadvantages of Painting Pressure Treated Wood. The susceptibility to weather cycles is hard on wood and can lead to splits, cracks, checks and other appearance issues. If you are painting a deck it may be worthwhile to look into using a deck stain rather than a paint. Use a stiff-bristled brush and soapy water. So here we go. You can paint it sooner as long as you use paint with primer in it. How to Decorate Wood Using Acrylic Paint. You have to prepare the surface of the wood with primer before you can paint it. It’s absolutely possible to paint pressure treated wood, but you need to make sure to follow the correct sequence to make sure the paint sticks and looks good. Sealing, Painting and Staining Pressure Treated Wood A project's not really done until it's finished. With paint, you will have lots of color options to choose from, which can make a big difference in the look of the wood. Once the wood feels dry to the touch, sprinkle a bit of water on it. We have been building porches on old houses for 20 years using pressure-treated wood. The most common type of preservative used in these wood is Chromated Copper Arsenate (CCA), which is an extremely toxic material. You should expect to do two. However, before you rush off to start painting you need to consider a few things. Having primed the wood—and having allowed sufficient time for the primer to dry (it should take no more than a day)—move on to applying your top coats. When pressure treated material is produced a mill glaze residue is left on the wood. To paint pressure-treated wood successfully, therefore, you must be prepared to exercise a bit of patience. For help in choosing the best primer check out this earlier post. I love old houses, working with my hands, and teaching others the excitment of doing it yourself! I recommend against a strong pressure washer. Every primer comes with a detailed manufacturer’s instructions, so make sure to read and follow such. When clean, the wood needs to dry…again (I know!). And an outdoor project's not finished until it's been stained, sealed or painted. Think of the wood as a sponge. Pressure treated wood that contains a water repellant will not absorb a water-based stain as well as an oil-based exterior stain. With the primer dry, you can finally apply paint to your project. Already guessed that working with treated wood is ready to be preceded scraping... Many factors can influence how quickly or slowly treated wood requires some patience for. Types of pressure treated wood permanently you first have to prepare the surface of wood! 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