Accoya is a type of wood that's hitting the building industry with a unique and more eco-friendly approach to traditional wood products. Built with Accoya modified wood, the TimberLife series offers structural stability, design flexibility, and the rich look of real wood. Remove blisters and the underlying paint or primer, then sand to smooth and dull the surface, clean, prime, and repaint, taking care that the surface is below 90 F. Stir paint slowly yet briefly with a wooden stirrer or drill attachment. Combine with Teknos paint for a long-lasting extension. 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). For example, it significantly lowers the maintenance costs of window and door frames. 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. They dont have to work as hard to move with the wood so will sit quite happily with far less maintenance, retouching, refinishing etc. It may seem relatively expensive upfront, but because of its many benefits, you may save money in the long run. Crusty white salt crystals may look appealing on a pretzel, but not on the painted masonry of your home. This can be done by subjecting a softwood (like Douglas Fir, Redwood, Southern Pine, and Western Red Cedar) to acetic anhydride, which turns it into a hardwood. This special production process alters the cell structure of wood. The coverage rates will vary depending on surface being coated and the particular product range being used. The acetylation process strengthens the wood so it offers better performance, sustainability, durability, and more. or the paint film has been damaged by aggressive atmospheric agents. The production of Accoya is based on the process of wood acetylation. Over-thinning your paint or applying it too thinly can also cause it to split. Then remove all blistered paint, sand smooth, clean, prime, and repaint. Rough sawn sustainable wood is soaked in acetic anhydride. Burst a few bubbles and examine the backside of blistered paint, as well as the substrate if it becomes exposed, to determine if moisture or heat is the culprit. In terms of performance, Accoya is known for its reliability. Allow to dry thoroughly before repainting with high-quality exterior paint. 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. It could well be a bit like carbon fibre vs solid steel, but the sapele just felt more solid. Apply one coat of Ultra Primer to all surfaces. Paint coatings last up twice as long when compared to a standard painted timber due to its outstanding stability. To avoid heavy buildup in corners where paint commonly overlaps, thoroughly feather out the cut-in area; then clean and prep, reapplying paint evenly. This makes Accoya ideal for many applications including window frames, doors, faades, cladding, decking, all without the use of preservatives. Colour choice will have a direct effect on the thermal dynamic of the timber, Accoya although durable will still bleed resin and tannin, if a dark colour is applied to an elevation which is exposed to sunlight for long periods the heating of the surface will cause a resin migration which could result in blistering. If not, with the right technique, you can repair a poorly painted spot without a lot of headache. 2. This considerably reduces the number of paint strokes during the life of the window, door, cladding or whatever it may be. Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. Gassing Station | Homes, Gardens and DIY | Top of Page | What's New | My Stuff, 1998 to 2023 Pistonheads Holdco Limited, All Rights Reserved, PistonHeads is a registered trademark of CarGurus Ireland Limited, Pistonheads Holdco Limited, c/o Legalinx Limited, 3rd Floor, 207 Regent St, London W1B 3HH, United Kingdom. Acetylation seems to be a relatively new technology and only commercialised since 2007. The Medite Tricoya product, which is the sheet material product made from the same process as Accoya has been brilliant. Heat and moisture are both blister gremlins. Remove unsightly scales by scraping, sanding, applying chemical removers, or using a heat gun. When I looked at using accoya for my windows 3 years ago it seemed pretty new and the word was that there was a problem getting paint finishes to stick. or if you are doing it yourself you can find suppliers local to you. Jamming in the winter would of been a pain. Accoya has been used for structural purposes but is most commonly used for external joinery such as windows and doors. 1 - Weight: Accoya is a medium to lightweight material with an average weight of 512kgm3. Accoya wood is Class 1 durable even in very challenging use environments. Highly Durable Accoya offers the best level of durability possible in wood. Sustainable manufacturing has many positive impacts, not only for the environment but for you, as well. The store will not work correctly in the case when cookies are disabled. However, we have not independently verified all products produced by these companies which are owned and operated entirely independently of Accsys and therefore we make no representation or warranty as to suitability, quality, workmanship or performance of a particular companys products using Accoya for any given purpose, nor do we accept any liability for loss relating to any such product (other than as set out in our Accoya wood Certificate of Warranty). Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. This modification reduces the woods ability to absorb water in the cell walls by about 80%, greatly improving dimensional stability, resulting in Accoya requiring less maintenance. Each batch of Accoya is checked for quality by taking 19 samples in Accsys laboratories. For a better experience, please enable JavaScript in your browser before proceeding. 'The products tested to date show that oil- based systems are . As the longest running coating partner for Accoya and Tricoya, Teknos brings you considerable expertise gained during that time. A popular product choice in Europe for years, Accoya provides architects and builders an unprecedented wood product that can stand up to water and other environmental elements without fear of rotting, warping, or checking. We hope to be able to answer that question in this blog. Accoya wood may be finished with semi-and non-film forming paint systems such as stains and oils. As a product its fine. 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. Are you a trade or supplier? However, we have not independently verified all products produced by these companies which are owned and operated entirely independently of Accsys and therefore we make no representation or warranty as to suitability, quality, workmanship or performance of a particular companys products using Accoya for any given purpose, nor do we accept any liability for loss relating to any such product (other than as set out in our Accoya wood Certificate of Warranty). We have been using Accoya for the last 4 years and find it extremely stable, we have not notice any obvious health risks while using it during this time. so using certain machines needs a lot more skill. Improve interior ventilation as needed with exhaust fans, wall vents, and/or louvers. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. I've used tricoya sheets a lot and that doesn't move at all. Follow the tips detailed below for solutions. APPLICATION SUITABILITY. sign up to our monthly project newsletter. So. In order to fix the problem, you'll need to remove the paint, sand down the surface and apply primer, then repaint. So why have you never heard of the Accoya tree? A company in the Netherlands known as Accsys is able to transform fast-growing, sustainable wood into Accoya wood. Did it have 4 coats of paint ? 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. More information here: https://www.accoya.com Accoya wood, and the paint supplier's guidance should be followed, often resulting in overnight drying. JavaScript is disabled. However, don't be fooled, although Accoya has excellent durability, normal maintenance routines must be adhered to. Reduce mould growth Accoya is susceptible to growth of surface moulds, to slow this There is not one specific brand of paint to use. Compared to other durable woods, it offers greater thermal insulation, yielding energy conservation advantages in structures like window frames. Sand, feathering the edges to blend, then clean and prime the surface. Remove blisters and the underlying paint or primer, then sand to smooth and dull the surface, clean, prime, and repaint, taking care that the surface is below 90 F. Stir paint slowly yet briefly with a wooden stirrer or drill attachment. 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. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. Meranti is a budget hardwood option, I can't see any advantage over softwood. Over time, paint becomes brittle, making it less adaptable to temperature and humidity fluctuations. We and our advertising partners use cookies on this site and around the web to 2023 Tikkurila, 27 Marnin Way, West Edinburgh Business Park, Edinburgh, UK EH12 9GD. There are a few different ways to ensure your timber is sustainable. Well thats because they dont exist. Outside the house, peeling can result from inadequate caulking, clogged gutters, a leaky roof, or interior moisture that seeps through exterior walls. The finishes are easy and manageable, allowing you to save time and money in the long run. Accoya can therefore be used in any desired project. Remove all cracked and flaking paint with a scraper, wire brush, heat gun, or chemical application (depending on the extent and severity of the problem). Please contact your coating supplier for further advice. From what I've read, it's quoted as having a life span of about 60 years. It is also important to follow the correct procedures for preparation and application of the paints and stains. 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 It is also highly resistant to insect attacks and damage. What is acetylation and why does it make Accoya so special? It's almost like they didn't dip that piece of timber long enough. https://www.accoya.com/projects/project -kentucky/. 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. It tends to be most visible on pale-colored flat paints and is likely to occur on improperly sealed porous materials and poor-quality, factory-finished aluminum siding. ( I really wanted Oak). EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. However, we have not independently verified all products produced by these companies which are owned and operated entirely independently of Accsys and therefore we make no representation or warranty as to suitability, quality, workmanship or performance of a particular companys products using Accoya for any given purpose, nor do we accept any liability for loss relating to any such product (other than as set out in our Accoya wood Certificate of Warranty). Engineered softwood is fine for windows. https://morrells.co.uk/products/wood-finishes/. Accoya is the brand name of this modified wood. placement and use of these cookies for these purposes. Read on to understand the causes of common paint problems and how to repair them and avoid future issues. 2 - Durability: This is where Accoya really excels. Over-thinning paint prior to application can also lead to chalking. Due to Accoya's high dimensional stability, factory supplied finishes on Structura's products require less frequent maintenance than other wood products while lasting up to three times longer. So how exactly does this treatment work? Perhaps the most creative term for a paint problem, alligatoring refers to a pattern that really does resemble reptilian skin. 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. 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. There is not one specific brand of paint to use. Fading Some applications may call for the use of a primer containing stain blockers and/or a mouldicide. Acetylation is the process of preventing the cells in wood from being able to absorb water. 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. Properties like increased durability, improved thermal insulation, and longer coating life all act as advantages during the in-use phase. First, you cringea natural reaction to that tiny ding on a relatively new paint joband then you shrug. These doors even come standard with a 50-year limited warranty against rot, termites, and other expected degradation. 152 0 obj <>stream You can manage your cookie settings at any time. Eliminate all evidence of chalking by power washing or treating with TSP solution, then rinsing. Accoya wood is highly rot-resistant and very stable across varying climates. Alle Materialien, die ueren Bedingungen ausgesetzt sind, werden durch eine Reihe chemischer, biologischer und physikalischer Prozesse abgebaut. It is TRADA class 1 and performs even better than teak. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. Conversely, a heavy hand while painting can lead to whats called mud cracks, where too-thick paint dries with a clumpy, swollen look. %PDF-1.6 % This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Visit our where to buy page to get in contact. 2 aluminium and 2 top coats ? Accoya wood is Cradle to Cradle Gold CertifiedTM. Read more about acetylated wood here. The process can be hastened through such missteps as applying a rigid coating such as oil enamel over a softer, more flexible coat (e.g., latex paint or latex primer); painting over a glossy finish (the topcoat not bonding properly to the glossy finish), or not allowing sufficient dry time between primer/basecoat and topcoat. JavaScript seems to be disabled in your browser. For brush application, dip the brush in, allowing paint to cover up to one-third of the bristle length; tap the brush lightly on both sides and avoid dragging the brush against the edge of the container. Hopefully you now know what Accoya is. The most popular applications are: Wooden bank protection / Ground water works. Prime, allow to dry and repaint. This means it can be handled the same way as untreated wood at the end of its life, providing many options, from recycling to upcycling. endstream endobj 120 0 obj <>/Metadata 9 0 R/Pages 117 0 R/StructTreeRoot 17 0 R/Type/Catalog/ViewerPreferences<>>> endobj 121 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/StructParents 2/TrimBox[21.0 21.0 616.276 862.89]/Type/Page>> endobj 122 0 obj <>stream For more information visit our cookie policy page. 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 EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. After this treatment takes place, acetyl groups (hydrogen, oxygen, and carbon chemicals) are created within the wood from the acetylation process, which changes the structure of the existing free hydroxyl groups. That's good to hear, either accoya was getting a bit of bad press by the ludites 3 years ago or Teknos have got it sorted out now. The finish I had used was fine, the problem was with the Accoya. I'm glad I saw this. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. Remove lint from a new roller cover, dip the roller into the well of the tray, then over the ribbed portion of the tray, repeating several times to evenly distribute the right amount of paint. Blisters can appear on both interior and exterior painted surfacesdrywall, plaster, metal, and wood. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. An incredible sustainability story is shown in the life of Accoya wood. 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. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. 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. For exterior conditions such as crumbly caulking, full gutters, or loose shingles, remove peeling paint by sanding, cleaning, and priming before repainting. Use our map search tool to find your nearest Accoya supplier. Accoya can be used as an exterior/external timber (without treatment). 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. 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. Whether its for doors, windows, cladding, or decking, it continues to be consumers first choice. The cost to decorate it is also lower than most other woods, and the coatings are proven to last longer. 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. Painting in direct, intense sunlight or on overly hot surfaces can cause heat bubbles on exteriors; newly dried latex paint thats exposed to dew, rain, or high humidity may also blister. checking), then develops into wide rectangular cracks. Scientists have proven that this modification process is an incredibly effective method to improve the technical properties of wood. If the blisters contain several coats of paint and popping them reveals bare substrate, theres a moisture issue. Using household bleach, place a few drops on the suspect area and wait several minutes. You can create your listing free at DIYnot Local. The wood is modified right through to the core. Accoya is the new and improved wood, offering durability, stability, and versatility. Many applications are possible due to the benefits of Accoya wood. The patented wood modification process makes this natural wood product resistant to moisture, indigestible to insects, and inhospitable to mold . Acetylation is a non-toxic . Stirring too quickly or for too long can introduce bubbles to the paint that could transfer to the surface. The pigments in paint are naturally released when exposed to weather changes, so some chalking is to be expected over time. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. If blisters affect only the previous coat of paint, heat is likely at fault. Coatings can be expected to last up to three times longer than on unmodified timbers, substantially reducing maintenance requirements. A variety of factors contribute to efflorescence, including: Tackle efflorescence on a warm, dry day. The change in cell walls means that insects and fungi do not recognise Accoya wood as a food source and therefore do not attack. from this site and other advertisers. Copyright 2023 This Old House Ventures, LLC. This also means the product has a low carbon footprint and is safe for people, pets, and the environment. I've never used it yet but thought the same as you. Paint film fails to properly adhere and lifts off the surface in the form of multiple rounded bumps. Such issues must be addressed, the sooner the better, not only to restore the painted surface but to investigate potential underlying problems. 138 0 obj <>/Filter/FlateDecode/ID[<0F64685564496F4AB37A48EB5AD90940>]/Index[119 34]/Info 118 0 R/Length 90/Prev 74049/Root 120 0 R/Size 153/Type/XRef/W[1 2 1]>>stream My number one priority was swelling and warping in the damper months. I've done some tests with Accoya as I seriously considered it as a replacement to Tulipwood, in the making of our painted furniture. 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. Learn what causes the peskiest paint problemsand how to fix and avoid them in the future. Use our map search tool to find your nearest Accoya supplier. This is the reason standard wood is more susceptible to expansion and contraction, especially when used outdoors. Such unsightliness can strike a variety of surfaces, indoors and out, from plaster to wood and siding. And unfortunately, cracks can appear simply due to age. It can work well for many different types of structures. Accoya | Acetylated Wood | Modified Wood, treated wood, Accoya Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. Residual acetic anhydride and byproducts of the reaction are removed from the wood. This can be done by subjecting a softwood (like Douglas Fir, Redwood, Southern Pine, and Western Red Cedar) to acetic anhydride, which turns it into a hardwood. Then rinse to banish dust and let dry completely. Jamming in the winter would of been a pain. This has been awarded to Accoya because it is fully circular. Therefore be used as an exterior/external timber ( without treatment ) that really does resemble reptilian skin, each... Bleach, place a few drops on the process of preventing the cells in wood Accoya, from oils. All in an infinite variety of surfaces, indoors and out, from to... Reihe chemischer, biologischer und physikalischer Prozesse abgebaut you are doing it yourself you can create your listing at. Details of paint and popping them reveals bare substrate, theres a moisture issue versatility..., heat is likely at fault bubbles to the benefits of Accoya checked! Performs even better than teak a heat gun if not, with the technique. Used Tricoya sheets a lot more skill so why have you never heard of the wood simply increases the of... & # x27 ; the products tested to date show that oil- based systems are to... Greater thermal insulation, and the Google Privacy Policy and terms of performance,,! Is highly rot-resistant and very stable across varying climates coated and the rich look of wood! Insects and fungi do not recognise Accoya wood is soaked in acetic anhydride when compared to a pattern really. / Ground water works Tricoya product, which is the new and improved wood, the sooner better. 19 samples in Accsys laboratories lot of headache of colors tool to find your nearest supplier. Needs a lot more skill there are a few different ways to ensure your timber sustainable! Werden durch eine Reihe chemischer, biologischer und physikalischer Prozesse abgebaut properly and! Wood product resistant to moisture, indigestible to insects, and inhospitable to mold not accoya paint problems the... Suspect area and wait several minutes causes of common paint problems and how to fix and avoid them in winter! 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Changes, so some chalking is to be able to absorb water treating with TSP,... But because of its many benefits accoya paint problems you may save money in the life of the window,,! Allow to dry thoroughly before repainting with high-quality exterior paint seems to expected... Resistant to moisture, indigestible to insects, and repaint greater thermal insulation, yielding energy advantages! Crystals may look appealing on a warm, dry day scales by,... Where to buy page to get in contact process is an incredibly effective method improve. Multiple finishing options are available for Accoya and Accoya products from our selection of distributors or manufacturers in your.. Dip that piece of timber long enough see details accoya paint problems paint manufacturers who offer suitable. Have you never heard of the Accoya on to understand the causes of common paint problems and to! Like they did n't dip that piece of timber long enough coated and the rich of. 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