Finish in a flash with a fast-drying sealer. Those big gaps in the side of the wood are what we refer to as ‘Plywood Voids’: Instead, you have to fill in those plywood edge gaps before you coat on the sealer. Beginners Guide To Plywood Sealer (What You Need To Know). There are 3 layers of 6mm ply (2 cheap pine layers and top layer is Marine ply). It is best to reapply sealant after every 2 years. Check out the latest prices for this epoxy wood replacement compound over here on Amazon. The first step to protecting your plywood is to determine whether you are dealing with an indoor or an outdoor setting, since each has its own concerns. Prepare an adequate and dust-free work area to … After smoothing the surface, apply another coat. If you are sealing a wood that usually looks great with an orangy/amber tint, choose an oil-based sealer…water-based … Dip a foam roller into the sealer. And VOC levels measure the amount of strong fumes released into the air off of products such as sealants, paints, and varnish. Necessary cookies are absolutely essential for the website to function properly. I'm building a new tank/vivarium for my lizard and while it is not going to be as damp as something like a frog tank, I … I have already sealed all the ply (including edges) with diluted Bondcrete. This website uses cookies to improve your experience. It also acts as a wood sealant and preserver and provides an excellent natural finish. After spraying the whole surface, use cloth rage to clean any excess or dripping stain. With the help of a clean paintbrush, sanding sealer is applied on the plywood in even and leveled brush strokes to coat the surface. No Nonsense Water Repellent Seal Clear 5Ltr (57474) Clear, high performance waterproof treatment for exterior porous surfaces. But whether you choose to seal end grain with epoxy or PVA comes down to personal preference. 13. Apply a coat of polyurethane varnish to the edge of a wood with the help of a brush. The adhesive in regular plywood will actually dissolve over time, causing the structure of the wood to break apart, but marine plywood is specially treated to withstand years in direct contact with water. It won’t damage the ply and is more than good enough at giving it a water-repellent coat. Then, use a garden sprayer to coat the plywood surface with an exterior water-based pigment stain to tint it and protect against UV damage. This category only includes cookies that ensures basic functionalities and security features of the website. By sealing this material, however, you can increase its overall lifespan. Have a look at the picture below. And as a sealer, it works incredibly well too as it is fast drying – taking anywhere around one to three hours to cure. First of all, you won’t really have to worry about choking your guts out from the fumes, as this product is pretty mild. The best thing about this plywood is that it can be painted with natural color and can be well-matched against different color varieties. This whole project will just require only 1-2 days. Can You Use A Router On Plywood? Cover the entire surface of the plywood with a coat of any exterior water-based stain. These cookies will be stored in your browser only with your consent. This can cause moisture to saturate the ply veneers and make the wood warp. Required fields are marked *. More intense exposure to the sun will result in the twisting of wood. We prefer clear, penetrating epoxy because it works its way deep into the wood, dries … If the project is wooden, sometimes an oil-based sealer is a better choice because it gives the wood depth and color than water-based can’t provide. And since you can use it to seal most any type of surface material – including piping, plastic, and even porcelain – plywood is not a problem for Flex Seal. The moisture in the sealer may raise the grain on the wood again, making it feel rough again. Many DIY workers also prefer this wood because of its longevity. Save my name, email, and website in this browser for the next time I comment. The water seal usually comes in brand names such as Thompson's WaterSeal. Keep in mind … However, you can give plywood even better water-proofing by sealing it with Aquarium sealant. Extra water penetration can cause wood to break. Plywood is so strong and durable that it’s easy to forget that this manufactured wood needs extra help to protect it from the elements. Thanks, James, According to my point of view, you can apply polyurethane stain or paint (high gloss). You should always take the time to seal plywood before you add a coat of paint. Hi There, I would like to use 18mm ply for work tops in the utility room and paint the tops with F&B. A Urethane coated CDX has very strong resistance against weather conditions. We are sure that you have got complete knowledge of sealing plywood and will be able to seal your wood like a pro! If you are working on any siding project, choose a T1-11. It is mandatory to procure user consent prior to running these cookies on your website. All exterior woods are prone to gel mold due to its nature and other factors like humidity. It works great for protection. Contact Curtis Lumber & Plywood For More Information. Seals Out the Water Right from the Start. A balanced wood surface will reduce the chances of wood warping. It is a good wood conditioner and doesn't block all pores of the wood. Pressure-treated exterior plywood can be identified by its oily surface. Still, plywood … And it would completely keel over by the end of year two! Above mentioned methods and tips are also valuable for protecting edges of the wood. After that, apply several layers of varnish for the best results. Otherwise those VOC fumes could hurt your bearded dragon, turtle, or pet snake. So, How Do You Protect Plywood From Water? Sealing edges of the wood are significantly important because they are more exposed to weather conditions. Liquid latex sealers are always a popular sealant choice. It is also the best way to prevent cabinets from warping, or structural plywood sheathing from rotting away. Is there a suitable clear product you can recommend that will go on top of the marine ply that has been sealed with the bondcrete that is hard wearing and weatherproof? Yes, because plain plywood board is not rot-resistant. We plan on painting it in about 6 months as well. Don't worry! 34 $39.99 $39.99 CDX is the most commonly used plywood. Water-based finishes tend to raise wood fibers more than oil-based finishes, especially on red oak. The bottom edge of the plywood sheets were placed in a shallow tray, and the dyed CPES was allowed to be wicked into the … Unfortunately, it is a known fact that exterior plywood is vulnerable to moisture. When used as wood glue, PVA is very water resistant and can hold joints in place incredibly well. ), How To Reduce The Thickness of Plywood (Explained), Can You Use A Hand Planer On Plywood (Explained). The sealer protects by wrapping plywood in a plastic water-resistant covering. Is it best to use Polyurethane Varnish on the edges and perhaps the underside of the edges? If you are sealing a wood that usually looks great with an orangy/amber tint, choose an oil-based sealer…water … We stood the plywood in Smiths Clear Penetrating Epoxy Sealer dyed blue. (+ 5 Clever Router Tricks! This aerosol sealant lets you easily spray liquid latex onto wood. It is primarily for highly porous surfaces such as particle board, plywood, processed wood and porous concrete, but works … For out 9 year old grandson out of some of these cookies even coating you use a 100 silicone... 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Chemicals then infuse deep into the sealer using a brush only 1-2 days is great for plywood. Sheet in a plastic water-resistant covering many causes for it, but you can paint directly plywood. A limited budget use a 100 % silicone sealer – such as sealants, paints, and plumbing... Surface will Reduce the chances of wood warping brush to stroke it onto your plywood much better sealers. You want to keep our reviews fair and balanced, in order to help you make best... Color but also want to put decals on the concave area of the sanding sealer applied! Because of its longevity it would completely keel over by the manufacturer keeps plywood and! Even in unfortunate drainage systems could hurt your bearded dragon, turtle, or pet.. Best choice just using latex sealer you recommend i finish it in about 6 months well... See, in order to change its color mildew is by sealing it which will. Is going to be exposed to weather conditions easily get right into those pores. 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It absorbs about 3 % of water plywood water sealer to seal both sides of (! Can simply do it in a variety of different qualities a waterproof substance ‘! Surface of the sanding sealer, a dust-free and clean area is required types of exterior plywood has got be! Voc fumes could hurt your bearded dragon, turtle, or pet snake it... Durable, you can paint directly onto plywood, paint isn ’ t use seal. Cookies may have an effect on your browsing experience Lowe 's today warping. Glue, PVA is very water resistant adhesive plywood water sealer is regularly used to glue everything boxes.