The initial price may seem daunting, but you can find relief in looking at the bigger picture. 'The products tested to date show that oil- based systems are . The Medite Tricoya product, which is the sheet material product made from the same process as Accoya has been brilliant. So. Accoya wood may be finished with semi-and non-film forming paint systems such as stains and oils. https://morrells.co.uk/products/wood-finishes/. Properties like increased durability, improved thermal insulation, and longer coating life all act as advantages during the in-use phase. Coatings can be expected to last up to three times longer than on unmodified timbers, substantially reducing maintenance requirements. You must log in or register to reply here. 0 Teknos can help you select the optimum system 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. There are a few different ways to ensure your timber is sustainable. or if you are doing it yourself you can find suppliers local to you. The top coat you used sells it self as being flexible as well doesn't it? Stirring too quickly or for too long can introduce bubbles to the paint that could transfer to the surface. At Westbury, we understand that a beautiful garden room needs to blend in with the main property and complement the style . 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. For the best experience on our site, be sure to turn on Javascript in your browser. Ja. improve your website experience and provide you with personalised advertising And it has some key qualities that make it highly sought after for projects. 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. Its natural, high performance 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. The penetrating, matt finish allows the beauty of the grain to show through. For exterior conditions such as crumbly caulking, full gutters, or loose shingles, remove peeling paint by sanding, cleaning, and priming before repainting. It's also brittle - not a problem for windows, but Ive seen door tenons snap. Such issues must be addressed, the sooner the better, not only to restore the painted surface but to investigate potential underlying problems. 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. Jamming in the winter would of been a pain. Accoya wood is sustainably-sourced New Zealand grown Radiata Pine that undergoes a proprietary, non-toxic acetylation process that permanently modifies the wood to the core. Use this calculator to work out your requirements, if you have any question please get in touch with one of our team who will be more than willing to help you. 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. For more information visit our cookie policy page. If the blisters contain several coats of paint and popping them reveals bare substrate, theres a moisture issue. This even applies when using the wood . 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. Accoya has been used for structural purposes but is most commonly used for external joinery such as windows and doors. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. It is also important to follow the correct procedures for preparation and application of the paints and stains. Read on to understand the causes of common paint problems and how to repair them and avoid future issues. 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. Follow along for the answers as our Group Head of Technology, Pablo Steenwinkel, goes into depth . APPLICATION SUITABILITY. If using a roller, fill the roller tray halfway. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. For a better experience, please enable JavaScript in your browser before proceeding. In this blog, we will highlight everything you need to know about this special type of wood, making it easier for you to decide if its right for you. It may seem relatively expensive upfront, but because of its many benefits, you may save money in the long run. sign up to our monthly project newsletter. Die Oberflche jedes Holzes wird durch eine Kombination von UV-Strahlung, Schimmel, Algen, Mehltau, Hefen und Verschmutzung verunreinigt. Then rinse to banish dust and let dry completely. 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. Inside the home, excessive moisture may come from high humidity in the basement and/or foundation, but even zealous showering, cooking, and humidifier habits can be to blame. All common paint systems can be used to finish Accoya wood. Available from Promain.co.uk Accoya wood, and the paint supplier's guidance should be followed, often resulting in overnight drying. 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. 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. Accoya is most suited for exterior/external use. Allow to dry completely before repainting. 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. Blisters can appear on both interior and exterior painted surfacesdrywall, plaster, metal, and wood. Perfect for those parts of the world with termites or other wood eating critters. Alle Materialien, die ueren Bedingungen ausgesetzt sind, werden durch eine Reihe chemischer, biologischer und physikalischer Prozesse abgebaut. If you detect bubbles during application, slow your stroke speed. For more information visit our cookie policy page. In order to fix the problem, you'll need to remove the paint, sand down the surface and apply primer, then repaint. Unsere Website verwendet eigene Cookies und Cookies von Drittanbietern, um Ihnen die beste Nutzererfahrung zu bieten, personalisierte Werbung anzuzeigen und um aus Ihrem Verhalten zu lernen, damit wir Inhalte empfehlen knnen, die Ihnen gefallen. Accoya starts life as a fast-growing pine tree (Pinus radiata) grown in managed forests. Appearance Primarily clear of knots with little figuring. Well thats because they dont exist. It may not display this or other websites correctly. Residual acetic anhydride and byproducts of the reaction are removed from the wood. 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. I have no experience of Sapele, so couldn't comment. With Accoya, swelling and shrinkage is reduced by 75% or more, which means doors and windows will open effortlessly all year round. 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. Compared to other durable woods, it offers greater thermal insulation, yielding energy conservation advantages in structures like window frames. We hope to be able to answer that question in this blog. 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. Each batch of Accoya is checked for quality by taking 19 samples in Accsys laboratories. For example, it significantly lowers the maintenance costs of window and door frames. Accoya | Acetylated Wood | Modified Wood, treated wood, Accoya 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. Since it requires less maintenance and upkeep, you will find that you arent forced to spend money on repairs and touch-ups as you are using it. Edited by loughran on Monday 8th May 21:15. It's not a species of wood, but a wood that has been modified completely through to the middle by a chemical process that leaves it non-toxic and with a 50 year guarantee against rot above ground. Contact us to get started. placement and use of these cookies for these purposes. Eliminate all evidence of chalking by power washing or treating with TSP solution, then rinsing. Over-thinning your paint or applying it too thinly can also cause it to split. The finishes are easy and manageable, allowing you to save time and money in the long run. Virtually no shelling, cracking, checking or fissuring will occur. You are using an out of date browser. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. Softwood species are coniferous trees that are usually produced in plantations. This wood is known for its beautiful and long-lasting coatings. Accoya Wood Products. 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. 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. Some applications may call for the use of a primer containing stain blockers and/or a mouldicide. 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. Using household bleach, place a few drops on the suspect area and wait several minutes. Was it just one piece of wood that split or all of it ? -. The coating i used was Teknos paint system, and all fixings are. endstream endobj startxref Acetic anhydride is recycled and used in future production batches. The patented wood modification process makes this natural wood product resistant to moisture, indigestible to insects, and inhospitable to mold . Best of all, it will stay this way in the long run, allowing you to enjoy your wood for years to come. Built with Accoya modified wood, the TimberLife series offers structural stability, design flexibility, and the rich look of real wood. A company in the Netherlands known as Accsys is able to transform fast-growing, sustainable wood into Accoya wood. Accoya isn't real wood; there is no accoya tree. What is acetylation and why does it make Accoya so special? It may not display this or other websites correctly. Use our map search tool to find your nearest Accoya supplier. Oil-based paint is also apt to blister when applied over a damp surfaceor when applied over water-based (latex) paint. Highly Durable Accoya offers the best level of durability possible in wood. And be patient, always remembering to let paint dry fully between coats. Other causes of blistering include painting over a dirty surface, eschewing primer, and improper technique. Z0H"*. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. Resene Bokara Grey Many applications are possible due to the benefits of Accoya wood. Offering unprecedented reliability for timber, it is checked and trusted not to visibly swell, shrink or distort, with minimal movement. Accoya wood is Class 1 durable and surpasses even the most durable old growth tropical hardwoods such as teak. Accoya wood is Cradle to Cradle Gold CertifiedTM. 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. So how exactly does this treatment work? Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. 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. 2 aluminium and 2 top coats ? Accoya wood is highly rot-resistant and very stable across varying climates. Wie jede natrliche Holzart ist auch Accoya-Holz anfllig fr Witterungseinflsse im Freien. Accoya is the brand name of this modified wood. Interested in Accoya? . Outside the house, peeling can result from inadequate caulking, clogged gutters, a leaky roof, or interior moisture that seeps through exterior walls. Accoya is quite common for exterior use in Europe, but I don't know of many people using it over here. The process has been described as 'pickling,' soaking the wood in acetic anhydride, an organic compound. 152 0 obj <>stream Accoya can be used as an exterior/external timber (without treatment). Sie knnen Accoya Holz und Accoya Produkte bei einer Auswahl an ausgesuchten Hndlern oder Herstellern in Ihrer Region kaufen. 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 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). It is also highly resistant to insect attacks and damage. 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). 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). Accoya lasts for 50 years above grade, 25 years in contact with the ground or submerged in fresh water, and has a service life of 70 years, according to its manufacturer. Acetylation is the process of preventing the cells in wood from being able to absorb water. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. So why have you never heard of the Accoya tree? As its popularity increases, more questions about Accoya arise. 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. JavaScript is disabled. Engineered softwood is fine for windows. Over-thinning paint prior to application can also lead to chalking. It also withstands the test of any climate and is highly rot-resistant. We and our advertising partners use cookies on this site and around the web to Rough sawn sustainable wood is soaked in acetic anhydride. How To Fix Mildew On Painted Walls Step 2: Identify the Problem The first thing to do if you discover a dark mark resembling mildew on painted walls or ceilings is to test to determine if it is mold or mildew. While improper prep and application can contribute to peeling, moisture is public enemy number one. Sapele is a lot harder to work with due to its grain formation etc . Crusty white salt crystals may look appealing on a pretzel, but not on the painted masonry of your home. Is it a bookshelf from IKEA, is it a Japanese dish, is it a tree? Jede Holzterrasse durchluft den natrlichen Prozess der Verwitterung, in dem das Holz mit der Zeit eine graue Farbe annimmt. Cracking If your paint has cracked, it means the paint was too thin or may have dried too fast. painting over holes, cracks, or unrepaired pointing. After much searching I found out it's treated pine: Yes, it's a treated soft wood. Hopefully you now know what Accoya is. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. Copyright 2023 This Old House Ventures, LLC. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. It starts as subtle wrinkling (a.k.a. 'Accoya wood may be finished with semi and non-film forming paint systems such as stains and oils'. Sand, feathering the edges to blend, then clean and prime the surface. Sie knnen Ihre Cookie-Einstellungen jederzeit verwalten. Wood acetylation works by changing the cell structure of the wood whereby the cell walls are blocked for moisture absorption. Combine with Teknos paint for a long-lasting extension. Unmodified wood contains free hydroxyl groups that absorb and release water as weather conditions change. Thankfully with Accoya's excellent durability, the issues with rot become controlled, at least to some extent. Accoya is the new and improved wood, offering durability, stability, and versatility. Due to Accoyas exceptional dimensional stability, barely shrinking or swelling, coatings will last longer. If blisters affect only the previous coat of paint, heat is likely at fault. 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. 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 A chemical reaction takes place in the cell wall throughout the profile, which modifies the properties of the wood. The process adds nothing to the wood that is not naturally present. Register today and take advantage of membership benefits. Eliminate excess moisture conditions externally by waterproofing and repairing cracks, repointing, and sealing around windows and doors with butyl rubber caulk. Jamming in the winter would of been a pain. 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. 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. Accoya can therefore be used in any desired project. However, don't be fooled, although Accoya has excellent durability, normal maintenance routines must be adhered to. This is the reason standard wood is more susceptible to expansion and contraction, especially when used outdoors. 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. Accoya is the latest "trendy " wood for joiners to cast a spell onto their customers. Apply one coat of Ultra Primer to all surfaces. 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. This makes Accoya ideal for many applications including window frames, doors, faades, cladding, decking, all without the use of preservatives. checking), then develops into wide rectangular cracks. How to proceed: Sand the damaged surface with 120 grip abrasive paper . Address this by repairing plumbing, replacing caulking, and/or increasing ventilation as required. hUnFy3w8@ZE>X!JDFZ)i9w!eP~*$Eg&4d> {x{7Co! Accoya is great but has issues with steel, so any hardware has to be stainless - not always possible. Sustainable manufacturing has many positive impacts, not only for the environment but for you, as well. By submitting your email, you agree to our, 6 Common Paint Problems & How to Fix Them, 5 Easy Ways to Remove Scratches from a Glass Window, How to Remove Different Types of Wallpaper, Interior Painting Tips: Best Practices from an Expert, Do Not Sell or Share My Personal Information. Accoya Coatings PPG Field Applied Coatings Sheet. In terms of performance, Accoya is known for its reliability. To minimize absorption, let the first coat dry before applying additional coats. Accoya is the ultimate surface for factory-coating with opaque or translucent paint. 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. This is an unavoidable effect and one which must be considered when pricing and managing a project. This process creates extremely dimensionally stable and durable wood. This can be offset by installing mechanical ventilation, preferably balanced ventilation with heat recovery [HRV ]separate fans to introduce fresh air and exhaust indoor air, located together and including anair-to-air heat exchangeror an energy-recovery ventilator (ERV), which transfers moisture from one airstream to the other. Select the supplier or trade you require, enter your location to begin your search. The coverage rates will vary depending on surface being coated and the particular product range being used. Colorless water repellents may prevent efflorescence from recurring, as may silicone or acrylic coatings. Is it a bookshelf from IKEA, is it a Japanese dish, is it a tree? hb``d``Z }Y81 dx2L_(b%,h_v`FsmAL!005H10TE|0 d For a better experience, please enable JavaScript in your browser before proceeding. I've done some tests with Accoya as I seriously considered it as a replacement to Tulipwood, in the making of our painted furniture. Verwenden Sie unsere Suchmaschine um einen Accoya Lieferanten in Ihrer Nhe zu finden. Every effort has been made to ensure the accuracy of the estimate, however paint requirements may vary depending on the surface, type of paint, sheen level and colour chosen. Prime, allow to dry and repaint. Sapele in particular seems to be a very tough hardwood. There is not one specific brand of paint to use. Scientists have proven that this modification process is an incredibly effective method to improve the technical properties of wood. 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. This considerably reduces the number of paint strokes during the life of the window, door, cladding or whatever it may be. This also means the product has a low carbon footprint and is safe for people, pets, and the environment. Accoya Coatings PPG Field Applied Coatings Sheet. Es entstehen auch keine farbliche Unterschiede zwischen schattigen und sonnenbestrahlten Bereichen. Such unsightliness can strike a variety of surfaces, indoors and out, from plaster to wood and siding. Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. 119 0 obj <> endobj Leiten Sie mich weiter zum Vertriebspartner, Verantwortungsvolle Beschaffung und Produktion, - Fr welches Produkt interessieren Sie sich? I have Accoya windows, the main reason was seasonal stability compared to oak. If you need to find a tradesperson to get your job done, please try our local search below, Perhaps the most creative term for a paint problem, alligatoring refers to a pattern that really does resemble reptilian skin. 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, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. If blisters affect only the previous coat of paint, heat is likely at fault. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. The change in cell walls means that insects and fungi do not recognise Accoya wood as a food source and therefore do not attack. Assess elevation aspect, take into account direct sunlight, colour choice, drying times. Ideally, stick to one formula to avoid blistering: latex over latex and oil over oil. 2023 Tikkurila, 27 Marnin Way, West Edinburgh Business Park, Edinburgh, UK EH12 9GD. The cost to decorate it is also lower than most other woods, and the coatings are proven to last longer. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. Well, the hardwood in parts of our house go back to 1738 so has proven itself over the centuries so when restoring parts which need attention, we stick with hardwood. Do you want to request a sample or know where you can buy it? Joe is correct about the dust, it is finer than most softwoods because the timber bone dry (about 5% usually). Over time, paint becomes brittle, making it less adaptable to temperature and humidity fluctuations. Oils or oil-based products tend to be absorbed quickly and in large quantaties. Conversely, a heavy hand while painting can lead to whats called mud cracks, where too-thick paint dries with a clumpy, swollen look. It's Class 1 durable, which is comparable or better than the durability of hardwoods such as Jarrah, Rosewood and Teak. There are many reasons why people favor this type of wood. You can choose from a variety of styles, trim and panel options, paint and stain colors, and custom accessories. Heat and moisture are both blister gremlins. You can manage your cookie settings at any time. In addition, its superior stability means less frequent coatings and maintenance. 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. As oils can be a food source for disfiguring fungi, products containing a mouldicide are You can manage your cookie settings at any time. Accoya boasts Class 1 durability (the highest durability class) and also has extensive quality certifications. This special production process alters the cell structure of wood. Paint naturally expands and contracts in response to temperature fluctuations and, over time, loss of elasticity can result in alligatoring. Visit our where to buy page to get in contact. These species are considered sustainable because from production, to end of life, it works with the environment and community, instead of against it. An incredible sustainability story is shown in the life of Accoya wood. From what I've read, it's quoted as having a life span of about 60 years. Find out how Artisan can leave both you and the environment satisfied by customizing your own eco-friendly garage door today! Please contact your coating supplier for further advice. Elevations with less direct sunlight will not suffer as badly, similarly light shades and colours with high light reflectance values LRV will reduce the effects of heating. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. Alligatoring tends to be more common with oil-based paints. 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. Ensure surface is clean and free from mould, dirt, grease and other forms of contamination. Accoya modified wood has become the timber industry benchmark when it comes to performance. My windows are accoya and some face full sun, been in 2 years and no sign of cracking, these were finished in a technos paint. Whether its for doors, windows, cladding, or decking, it continues to be consumers first choice.