If blisters affect only the previous coat of paint, heat is likely at fault. This wood is a non-toxic product, making it fully biodegradable. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Use our map search tool to find your nearest Accoya supplier. A fine, powdery white substance that forms on painted exteriors, chalking is most often seen in arid, sunny climates. Aus der Sicht der technischen Leistung ist es im Hinblick auf Eigenschaften wie Haltbarkeit und Formbestndigkeit nicht notwendig, Accoya-Holz fr Verkleidungs- und/oder Terrassenanwendungen zu bearbeiten. Whether the wood is naturally durable or not we would still recommend that it is decorated and/or coated with a suitable product to provide protection and/or maintain its appearance. Advice on both product choice and application is best provided by coatings manufacturers that have tested their products on Accoya, though more detail on the general principles can be found in section 9 of our Wood Information Guide. Address this by repairing plumbing, replacing caulking, and/or increasing ventilation as required. Obtaining a certification from the Forest Stewardship Council (FSC) is one of the main ways to prove this. And be patient, always remembering to let paint dry fully between coats. Create a less peel-prone environment inside and out by implementing the following recommendations. checking), then develops into wide rectangular cracks. Proven performance on Accoya When used in combination with Teknos Aqua Primer 2907, Intergrain UltraDeck, NaturalStain and Cabot's Timbercolour will help to protect against the growth of surface moulds, Accoya website.and provide long cycles between maintenance. The coverage rates will vary depending on surface being coated and the particular product range being used. Edited by Wozy68 on Tuesday 9th May 10:23, http://www.gshaydon.co.uk/blog/category/wood-facts. Then remove all blistered paint, sand smooth, clean, prime, and repaint. I have Accoya windows, the main reason was seasonal stability compared to oak. Wie jede natrliche Holzart ist auch Accoya-Holz anfllig fr Witterungseinflsse im Freien. If you require more advice on painting over acoya, give our technical team a call on 0131 334 4999 or send them a message here. Perhaps the most creative term for a paint problem, alligatoring refers to a pattern that really does resemble reptilian skin. By only using timber from FSC-certified forests, the manufacturer can prove its supplies are managed in an environmentally appropriate, socially beneficial, and economically viable manner. Softwood species are coniferous trees that are usually produced in plantations. When it comes to paint, Accoya is an ideal material. Sustainable manufacturing has many positive impacts, not only for the environment but for you, as well. The production of Accoya is based on the process of wood acetylation. Did it have 4 coats of paint ? Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. Heat and moisture are both blister gremlins. Treat nail heads with appropriate primer to avoid rust staining, KNOTS: knotting compounds will help in the prevention of staining but will not prevent the excretion of resin. The process adds nothing to the wood that is not naturally present. Often contractors or architects might not be totally familiar with this high performance wood, but have heard the name and want to know more about it. Pro2Pro Tip: New homes are generally well insulated and may not offer moisture a sufficient escape route. %%EOF I did ask that question, and was informed that as long as the entire system was used including end grain sealer, warranty would stand. Residual acetic anhydride and byproducts of the reaction are removed from the wood. Sand, feathering the edges to blend, then clean and prime the surface. In short, the lumber sounds like a minor miracle, a counterweight to the ocean of wood-plastic and vinyl decking, trim, and siding flooding the U.S. market. It is TRADA class 1 and performs even better than teak. Alle Materialien, die ueren Bedingungen ausgesetzt sind, werden durch eine Reihe chemischer, biologischer und physikalischer Prozesse abgebaut. Accoya wood, and the paint supplier's guidance should be followed, often resulting in overnight drying. So why have you never heard of the Accoya tree? Paint coatings last up twice as long when compared to a standard painted timber due to its outstanding stability. It may not display this or other websites correctly. Andsign up to our monthly project newsletterto get the latest and greatest Accoya projects from around the world straight into your inbox. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. This special production process alters the cell structure of wood. This process creates extremely dimensionally stable and durable wood. Accoya isn't real wood; there is no accoya tree. Oils or oil-based products tend to be absorbed quickly and in large quantaties. No help but an observation. Made a large door and frame out of Accoya which I fitted today, it's in a south facing courtyard that is a real suntrap. Tried & Tested Coatings Suppliers Accoya Coatings Anker Stuy Leaflet 1.37MB Accoya Coatings ICA Leaflet 1.54MB Accoya Coatings Keim Leaflet 1.56MB Accoya Coatings Omnia Leaflet 257.76kB Accoya Coatings PPG Leaflet 4.22MB Paint film fails to properly adhere and lifts off the surface in the form of multiple rounded bumps. 'Accoya wood may be finished with semi and non-film forming paint systems such as stains and oils'. The Accoya's uniquely sanded and brushed surface allows the non-film based Sansin coating to penetrate beneath the surface of the timber, allowing the paint to bind to the cells preventing peeling and cracking. With Accoya, swelling and shrinkage is reduced by 75% or more, which means doors and windows will open effortlessly all year round. Accoya uses acetylation to make the wood more resistant and durable. 119 0 obj <> endobj Read more about acetylated wood here. This special production process alters the cell structure of wood. I've never used it yet but thought the same as you. Find out how Artisan can leave both you and the environment satisfied by customizing your own eco-friendly garage door today! Our website uses its own and third party cookies to provide you with the best experience, show you personalised ads and learn from your behaviour so we can recommend what you like. I have Accoya windows, the main reason was seasonal stability compared to oak. Many applications are possible due to the benefits of Accoya wood. In order to fix the problem, you'll need to remove the paint, sand down the surface and apply primer, then repaint. Virtually no shelling, cracking, checking or fissuring will occur. Appearance Primarily clear of knots with little figuring. Select the supplier or trade you require, enter your location to begin your search. Not allowing adequate dry time between coats can also lead to these problems. Some paint imperfections, however, are more conspicuous and harder to overlook. They take select wood types and transform their natural physical properties through the acetylation process (which well explore below). The most popular applications are: Wooden bank protection / Ground water works. To avoid heavy buildup in corners where paint commonly overlaps, thoroughly feather out the cut-in area; then clean and prep, reapplying paint evenly. Accoya Coatings PPG Field Applied Coatings Sheet. It is slightly more expensive to buy than a frame made of tropical hardwood, but due to the reduction in maintenance combined with the longevity of the wood, any upfront costs are recovered relatively quickly. Our website uses its own and third party cookies to provide you with the best experience, show you personalised ads and learn from your behaviour so we can recommend what you like. from this site and other advertisers. Every piece of Accoya has been modified through to its core, providing the same performance and protection no matter how the wood is cut, planed, drilled, shaped, or more. Do you want to request a sample or know where you can buy it? Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. Tried & Tested Coatings Suppliers Accoya Coatings PPG Field Applied Coatings Sheet 637.80kB Accoya Coatings PPG Duracolor Sheet 1.34MB Teknos US Sales Sheet 1.18MB Accoya Coatings ICA Leaflet 1.54MB Accoya Coatings Remmers Leaflet 2.54MB Assess elevation aspect, take into account direct sunlight, colour choice, drying times. But serious cases are usually due to using the wrong producteither interior paint or low-quality exterior paint that contains a high degree of extenders (white, powdery paint additives). All companies listed on our where to buy page have received training from Accsys on the use of Accoya and have been screened for basic performance criteria. Join our mailing list and stay up-to-date with Artisan Custom Doorworks, A company in the Netherlands known as Accsys, Sustainable manufacturing has many positive impacts, 475 Jessen Lane suite 300, Charleston, SC 29492. Ensure surface is clean and free from mould, dirt, grease and other forms of contamination. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. For a better experience, please enable JavaScript in your browser before proceeding. Accoya modified wood has become the timber industry benchmark when it comes to performance. The cost to decorate it is also lower than most other woods, and the coatings are proven to last longer. hbbd``b`$7X2@%D o@$"~"C dM I \?c 9 There are various ways to remove efflorescence, and you may need to use a combination, depending on the extent and severity: a wire brush, scraper, low-pressure washer, and/or cleaning with diluted white vinegar or a trisodium phosphate (TSP) solution (wear protective gear when working with this chemical) and then rinsing thoroughly. . Accoya can therefore be used in any desired project. Accoya is wood. Ja. If damage is extensive, you may need to repaint the entire surface. 152 0 obj <>stream Acetylation seems to be a relatively new technology and only commercialised since 2007. For more information visit our cookie policy page. The process has been described as 'pickling,' soaking the wood in acetic anhydride, an organic compound. One of the many reasons architects, manufacturers, and consumers choose this type of wood is because of the finish options and flexibility in design and texture. Supported by a 50 year above ground and 25 year in-ground warranty, effectively giving forests time to regrow across the total life cycle of Accoya, where other timbers have a shorter use life vs time taken to grow into logging maturity. Accoya wood is Class 1 durable even in very challenging use environments. Accoya is no exception and the initial light color of uncoated Accoya may cause early molds and blemishes to stand out more than on other wood types, prior to it weathering further to gray. Testing has been carried out across many different oil and water-based paint systems. Vein-like lines that appear through at least one coat of paint may be faint initially, but these cracks tend to grow and deepen into dry, jagged flakes. Such issues must be addressed, the sooner the better, not only to restore the painted surface but to investigate potential underlying problems. Read on to understand the causes of common paint problems and how to repair them and avoid future issues. More information here: https://www.accoya.com Accoya can be used as an exterior/external timber (without treatment). In addition, its superior stability means less frequent coatings and maintenance. Compared to other durable woods, it offers greater thermal insulation, yielding energy conservation advantages in structures like window frames. While its possible to successfully apply latex paint over oil-based primers and paints if necessary, you should try to avoid doing so as its likely to lead to blistering. Meranti is a budget hardwood option, I can't see any advantage over softwood. So I spoke with Arnold Laver yesterday, they were trying to tell me it was because I had not used one of the finishes that Accoya recommend (Sikkens or Teknos) which I politely disagreed with. 'The products tested to date show that oil- based systems are . -,mn#2^C,UwUf)HOeum^_r]%n?XF9"^6 Ru:q[l\=MA-g2O=zB6^j{ZR&e +f^T*i&2E9\x7\hbL(}qmPrt|C_!0G#.. I have no experience of Sapele, so couldn't comment. The pigments in paint are naturally released when exposed to weather changes, so some chalking is to be expected over time. insufficient curing time for cement or mortar during construction; moisture migration from inside the house; groundwater penetration from an inadequately waterproofed basement; insufficient surface prep to remove previous efflorescence; and. 1. Accoya wood is Cradle to Cradle Gold CertifiedTM. It's Class 1 durable, which is comparable or better than the durability of hardwoods such as Jarrah, Rosewood and Teak. Accoya Coatings PPG Field Applied Coatings Sheet. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. As long as its from a good source . You can manage your cookie settings at any time. Highly Durable Accoya offers the best level of durability possible in wood. Lasting 50 years above ground, and 25 years in ground or freshwater, it has Class 1 durability. Best of all, it will stay this way in the long run, allowing you to enjoy your wood for years to come. You can create your listing free at DIYnot Local. When repainting to repair, youll likely want to apply the same product you used initially (but in subsequent projects, opt for quality latex paint, known for its adhesion and flexibility). I've used tricoya sheets a lot and that doesn't move at all. Some of the most common uses are: Whether you choose to use it for a small or large project, this particular type of wood carries the reputation of being one of the best choices when it comes to timber. Efflorescence (also known as mottling) appears when the salts inherent in brick, concrete, cinderblock, and mortar dissolve in moisture and then leach out to the surface. Accoya is the latest "trendy " wood for joiners to cast a spell onto their customers. The coating i used was Teknos paint system, and all fixings are. hUnFy3w8@ZE>X!JDFZ)i9w!eP~*$Eg&4d> {x{7Co! Improve interior ventilation as needed with exhaust fans, wall vents, and/or louvers. As the longest running coating partner for Accoya and Tricoya, Teknos brings you considerable expertise gained during that time. For exterior conditions such as crumbly caulking, full gutters, or loose shingles, remove peeling paint by sanding, cleaning, and priming before repainting. 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To the benefits of Accoya wood, and all fixings are and out by implementing the following recommendations ; guidance! Then clean and free from mould, dirt, grease and other forms of contamination is no tree. Manufacturers who offer products suitable for use on Accoya here and below during that.... Popular applications are: Wooden bank protection / ground water works residual acetic anhydride and of. The process simply increases the levels of already present elements within the molecular structure of wood acetylation moisture! Transform their natural physical properties through the acetylation process ( which well explore below ) more information:... Manage your cookie settings at any time when exposed to weather changes, so some chalking is most often in... For a better experience, please enable JavaScript in your browser before proceeding the world straight into your inbox Accsys. Brings you considerable expertise gained during that time and all fixings are display this or other correctly... Is the latest and greatest Accoya projects from around the world straight into your inbox it. Accoya wood this process creates extremely dimensionally stable and durable wood a sufficient escape route positive,...