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. Weitere Informationen finden Sie in den Cookie-Richtlinien auf unserer Webseite. 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. or the paint film has been damaged by aggressive atmospheric agents. Resene Bokara Grey Paint naturally expands and contracts in response to temperature fluctuations and, over time, loss of elasticity can result in alligatoring. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. Read on to understand the causes of common paint problems and how to repair them and avoid future issues. Sapele is a lot harder to work with due to its grain formation etc . A variety of factors contribute to efflorescence, including: Tackle efflorescence on a warm, dry day. Accoya is a type of wood that's hitting the building industry with a unique and more eco-friendly approach to traditional wood products. The pine tree is harvested once it reaches maturity at around the 30 year mark. All rights reserved. JavaScript is disabled. Softwood species are coniferous trees that are usually produced in plantations. Obtaining a certification from the Forest Stewardship Council (FSC) is one of the main ways to prove this. For a better experience, please enable JavaScript in your browser before proceeding. Apply one coat of Ultra Primer to all surfaces. 152 0 obj <>stream Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. I have no experience of Sapele, so couldn't comment. There are a few different ways to ensure your timber is sustainable. Visit our where to buy page to get in contact. Applying an impregnating hydrophobic sealant to a building material surface can prevent water absorption and keep moisture from entering the material. After much searching I found out it's treated pine: Yes, it's a treated soft wood. 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. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. Thankfully with Accoya's excellent durability, the issues with rot become controlled, at least to some extent. Wood acetylation works by changing the cell structure of the wood whereby the cell walls are blocked for moisture absorption. Accoya wood offers unsurpassed dimensional stability and Die Oberflche jedes Holzes wird durch eine Kombination von UV-Strahlung, Schimmel, Algen, Mehltau, Hefen und Verschmutzung verunreinigt. Address this by repairing plumbing, replacing caulking, and/or increasing ventilation as required. This even applies when using the wood . 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. Accoya graue holzterrasse diesen Prozess vorweg und ermglicht ein gleichmig schnes Erscheinungsbild vom ersten Tag an. The cost to decorate it is also lower than most other woods, and the coatings are proven to last longer. With Teknos you benefit from testing and performance data combined with a track record of real-world experience. endstream endobj startxref Accoya bildet keine Ausnahme, und die anfnglich helle Farbe von unbeschichtetem Accoya kann dazu fhren, dass Schimmelpilze und Flecken mehr als bei anderen Holzarten frhzeitig auffallen, bevor es weiter zu grau verwittert. Conversely, a heavy hand while painting can lead to whats called mud cracks, where too-thick paint dries with a clumpy, swollen look. This has been awarded to Accoya because it is fully circular. 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. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. For more information visit our cookie policy page. The patented wood modification process makes this natural wood product resistant to moisture, indigestible to insects, and inhospitable to mold . Accoya wood is highly rot-resistant and very stable across varying climates. It's Class 1 durable, which is comparable or better than the durability of hardwoods such as Jarrah, Rosewood and Teak. So. improve your website experience and provide you with personalised advertising I've used tricoya sheets a lot and that doesn't move at all. Hopefully you now know what Accoya is. painting over holes, cracks, or unrepaired pointing. Combine with Teknos paint for a long-lasting extension. Meranti is a budget hardwood option, I can't see any advantage over softwood. The finish I had used was fine, the problem was with the Accoya. Another reason people are attracted to this type of wood is its versatility. All common paint systems can be used to finish Accoya wood. 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. Blisters can appear on both interior and exterior painted surfacesdrywall, plaster, metal, and wood. Accoya is wood. Eliminate excess moisture conditions externally by waterproofing and repairing cracks, repointing, and sealing around windows and doors with butyl rubber caulk. Accoya | Acetylated Wood | Modified Wood, treated wood, Accoya 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. Wash/ brush down all surfaces as necessary, remove all mould and biological contamination using appropriate cleaning agent Tikkurila Mould Removal Solution or similar. The pigments in paint are naturally released when exposed to weather changes, so some chalking is to be expected over time. Sie knnen Accoya Holz und Accoya Produkte bei einer Auswahl an ausgesuchten Hndlern oder Herstellern in Ihrer Region kaufen. hbbd``b`$7X2@%D o@$"~"C dM I \?c 9 Sapele in particular seems to be a very tough hardwood. 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. 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. Alligatoring tends to be more common with oil-based paints. 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. Teknos can help you select the optimum system Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Sie knnen Ihre Cookie-Einstellungen jederzeit verwalten. The top coat you used sells it self as being flexible as well doesn't it? Testing has been carried out across many different oil and water-based paint systems. Insufficient surface prep is the main culprit behind crack attacks. Disclaimer:Tikkurila UK Paint Calculator is provided as a guide only. Ja. Leiten Sie mich weiter zum Vertriebspartner, Verantwortungsvolle Beschaffung und Produktion, - Fr welches Produkt interessieren Sie sich? As oils can be a food source for disfiguring fungi, products containing a mouldicide are This is what sets sustainable wood apart. Please contact your coating supplier for further advice. 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. By clicking "allow", you accept the Use our map search tool to find your nearest Accoya supplier. Follow along for the answers as our Group Head of Technology, Pablo Steenwinkel, goes into depth . If not, with the right technique, you can repair a poorly painted spot without a lot of headache. Available from Promain.co.uk Teknos coatings have been used extensively on Accoya and Tricoya for over 15 years. A chemical reaction takes place in the cell wall throughout the profile, which modifies the properties of the wood. The real world performance over this time has matched up to the high expectations built up through extensive testing programs. Accoya has been used for structural purposes but is most commonly used for external joinery such as windows and doors. It could well be a bit like carbon fibre vs solid steel, but the sapele just felt more solid. ;el>#mB]wf6ugv4NdX(?V{XQ!Wq_Z9n9u8T'~QRun .]> Accoya Coatings PPG Field Applied Coatings Sheet. Accoya is the ultimate surface for factory-coating with opaque or translucent paint. It was just both stiles that had the cracks in, they were both machined out of the same length of Accoya, guess maybe it was a bad piece. JavaScript seems to be disabled in your browser. The acetylation process can be broken down into six steps: Once the wood goes through the entire acetylation process, its ready to be put to use. This special production process alters the cell structure of wood. This considerably reduces the number of paint strokes during the life of the window, door, cladding or whatever it may be. And unfortunately, cracks can appear simply due to age. Such issues must be addressed, the sooner the better, not only to restore the painted surface but to investigate potential underlying problems. !R/2bg pfAw*% R:`P "`6TpQ.aZcOf:+7av ZXzKkt '[ 5t.~Fxq)>a;#)p/0>!5dAtZ8 Ji3IL*( Jamming in the winter would of been a pain. This process creates extremely dimensionally stable and durable wood. Create a less peel-prone environment inside and out by implementing the following recommendations. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. The only downside is that it smells of vinegar until its sealed. The initial price may seem daunting, but you can find relief in looking at the bigger picture. This wood is known for its beautiful and long-lasting coatings. The finishes are easy and manageable, allowing you to save time and money in the long run. Ideally, stick to one formula to avoid blistering: latex over latex and oil over oil. I've never used it yet but thought the same as you. so using certain machines needs a lot more skill. I have Accoya windows, the main reason was seasonal stability compared to oak. 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. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. 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. If you need to find a tradesperson to get your job done, please try our local search below, Ensure surface is clean and free from mould, dirt, grease and other forms of contamination. Be patient when rolling. More information here: https://www.accoya.com Painting over the cracks will just produce the same uneven surface and texture. It may not display this or other websites correctly. 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. Es entstehen auch keine farbliche Unterschiede zwischen schattigen und sonnenbestrahlten Bereichen. Andsign up to our monthly project newsletterto get the latest and greatest Accoya projects from around the world straight into your inbox. Edited by Wozy68 on Tuesday 9th May 10:23, http://www.gshaydon.co.uk/blog/category/wood-facts. These species are considered sustainable because from production, to end of life, it works with the environment and community, instead of against it. 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. 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. Prime, allow to dry and repaint. The surface of any wood will be blemished by a combination of UV, molds, algae, mildew, yeasts and pollution. 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. More information on these products can be found on the cans, on the technical data sheets on individual product pages, by using our live chat service or by calling our technical team on 0131 334 4999. In terms of performance, Accoya is known for its reliability. Offering unprecedented reliability for timber, it is checked and trusted not to visibly swell, shrink or distort, with minimal movement. 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. Using household bleach, place a few drops on the suspect area and wait several minutes. Read more about acetylated wood here. Crusty white salt crystals may look appealing on a pretzel, but not on the painted masonry of your home. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. . Acetylation is the process of preventing the cells in wood from being able to absorb water. %%EOF 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. I've done some tests with Accoya as I seriously considered it as a replacement to Tulipwood, in the making of our painted furniture. 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. If you detect bubbles during application, slow your stroke speed. Sustainable manufacturing has many positive impacts, not only for the environment but for you, as well. Repaint problem spots, taking care to load the brush or roller properly to avoid too-thin or too-thick application. In order to fix the problem, you'll need to remove the paint, sand down the surface and apply primer, then repaint. It is also important to follow the correct procedures for preparation and application of the paints and stains. For more information visit our cookie policy page. Compared to other durable woods, it offers greater thermal insulation, yielding energy conservation advantages in structures like window frames. Many applications are possible due to the benefits of Accoya wood. The most popular applications are: Wooden bank protection / Ground water works. It can work well for many different types of structures. Jede Holzterrasse durchluft den natrlichen Prozess der Verwitterung, in dem das Holz mit der Zeit eine graue Farbe annimmt. Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. On interiors, moisture passing through the walls from bathrooms, kitchens, basements, and laundry rooms can push paint off the surface. Well thats because they dont exist. Acetic anhydride is recycled and used in future production batches. Filling cracks in gate rails before painting. In addition, its superior stability means less frequent coatings and maintenance. Teknos and Owatrol paints for Accoya cladding, Accoya decking, and Accoya wood products. Accoya wood, and the paint supplier's guidance should be followed, often resulting in overnight drying. Contact us to get started. With Accoya, swelling and shrinkage is reduced by 75% or more, which means doors and windows will open effortlessly all year round. 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. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. Is it a bookshelf from IKEA, is it a Japanese dish, is it a tree? The penetrating, matt finish allows the beauty of the grain to show through. What is acetylation and why does it make Accoya so special? Then rinse to banish dust and let dry completely. At Westbury, we understand that a beautiful garden room needs to blend in with the main property and complement the style . EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. Reduce mould growth Accoya is susceptible to growth of surface moulds, to slow this Scientists have proven that this modification process is an incredibly effective method to improve the technical properties of wood. No help but an observation. 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 really wanted Oak). 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. 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. Accoya is the brand name of this modified wood. Jamming in the winter would of been a pain. The door will be painted so I'm not sure either would actually look any different. 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). Virtually no shelling, cracking, checking or fissuring will occur. Residual acetic anhydride and byproducts of the reaction are removed from the wood. For exterior conditions such as crumbly caulking, full gutters, or loose shingles, remove peeling paint by sanding, cleaning, and priming before repainting. Is it a bookshelf from IKEA, is it a Japanese dish, is it a tree? The tech behind Accoya is centuries old, so I'd have no issues using it. Support for customers goes beyond simply supplying paint. 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. 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 Perfect for those parts of the world with termites or other wood eating critters. 1. We hope to be able to answer that question in this blog. 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. Accoya wood is Class 1 durable even in very challenging use environments. Due to Accoyas exceptional dimensional stability, barely shrinking or swelling, coatings will last longer. A company in the Netherlands known as Accsys is able to transform fast-growing, sustainable wood into Accoya wood. A fine, powdery white substance that forms on painted exteriors, chalking is most often seen in arid, sunny climates. He said basically it is still wood, a natural product, 95% of the time it's fine but on the odd occasion it can do something it shouldn't. Sounds like a bit of a cop out but we all know that wood does it's own thing sometimes. Perhaps the most creative term for a paint problem, alligatoring refers to a pattern that really does resemble reptilian skin. Visit our where to buy page to get in contact. It also withstands the test of any climate and is highly rot-resistant. Paint coatings last up twice as long when compared to a standard painted timber due to its outstanding stability. Accoya is the new and improved wood, offering durability, stability, and versatility. Accoya boasts Class 1 durability (the highest durability class) and also has extensive quality certifications. 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 Built with Accoya modified wood, the TimberLife series offers structural stability, design flexibility, and the rich look of real wood. I have Accoya windows, the main reason was seasonal stability compared to oak. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. Paint film fails to properly adhere and lifts off the surface in the form of multiple rounded bumps. 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. Accoya is the brand name of this modified wood. First, you cringea natural reaction to that tiny ding on a relatively new paint joband then you shrug. However, don't be fooled, although Accoya has excellent durability, normal maintenance routines must be adhered to. Accoya Wood Products. There are many reasons why people favor this type of wood. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our expertsstraight to your inbox. APPLICATION SUITABILITY. Plus, sticking or jamming doors and windows are a thing of the past with Accoya. Do you want to request a sample or know where you can buy it? The production of Accoya is based on the process of wood acetylation. The acetylation process strengthens the wood so it offers better performance, sustainability, durability, and more. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. 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. Peeling can also occur if paint is applied to a damp surface or to siding thats less than six inches above the ground. You are using an out of date browser. There is not one specific brand of paint to use. Accoya starts life as a fast-growing pine tree (Pinus radiata) grown in managed forests. This wood is a non-toxic product, making it fully biodegradable. The process has been described as 'pickling,' soaking the wood in acetic anhydride, an organic compound. My number one priority was swelling and warping in the damper months. 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. The process adds nothing to the wood that is not naturally present. While improper prep and application can contribute to peeling, moisture is public enemy number one. 2 aluminium and 2 top coats ? Sand, feathering the edges to blend, then clean and prime the surface. 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 is most suited for exterior/external use. 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. Its at this point its journey isnt the same as other timber. The coverage rates will vary depending on surface being coated and the particular product range being used. This surpasses even teak. Accoya wood may be finished with semi-and non-film forming paint systems such as stains and oils. Accoya Coatings PPG Field Applied Coatings Sheet. hb``d``Z }Y81 dx2L_(b%,h_v`FsmAL!005H10TE|0 d 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. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. 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. 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. Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. Highly Durable Accoya offers the best level of durability possible in wood. Copyright 2023 This Old House Ventures, LLC. 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. Over time, paint becomes brittle, making it less adaptable to temperature and humidity fluctuations. How to proceed: Sand the damaged surface with 120 grip abrasive paper . 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). Appearance Primarily clear of knots with little figuring. Use our map search tool to find your nearest Accoya supplier. 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. Some applications may call for the use of a primer containing stain blockers and/or a mouldicide. Select the supplier or trade you require, enter your location to begin your search. Accoya wood is Cradle to Cradle Gold CertifiedTM. The Medite Tricoya product, which is the sheet material product made from the same process as Accoya has been brilliant. There is not one specific brand of paint to use. If blisters affect only the previous coat of paint, heat is likely at fault. from this site and other advertisers. For the best experience on our site, be sure to turn on Javascript in your browser. You are using an out of date browser. Accoya is great but has issues with steel, so any hardware has to be stainless - not always possible. Allow minimum 2 hours before overcoating. Lasting 50 years above ground, and 25 years in ground or freshwater, it has Class 1 durability. 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 is an unavoidable effect and one which must be considered when pricing and managing a project. JavaScript is disabled. We introduce the raw timber to a modification process as a plank or beam, the so-called acetylation process using acetic acid. The process doesnt weaken the original wood, but instead improves its hardness and makes its bending strength uncompromised.