Accoya wood offers unsurpassed dimensional stability and Great stuff. 'Accoya wood may be finished with semi and non-film forming paint systems such as stains and oils'. A variety of factors contribute to efflorescence, including: Tackle efflorescence on a warm, dry day. 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. Is it a bookshelf from IKEA, is it a Japanese dish, is it a tree? Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. 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. Cracking If your paint has cracked, it means the paint was too thin or may have dried too fast. Fading 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. 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. hbbd``b`$7X2@%D o@$"~"C dM I \?c 9 Copyright Accsys 2023, Accsys is a trading name of Titan Wood Limited. Follow the tips detailed below for solutions. Accoya wood is Class 1 durable and surpasses even the most durable old growth tropical hardwoods such as teak. 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. 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 Do you want to request a sample or know where you can buy it? Accoya can therefore be used in any desired project. Die Oberflche jedes Holzes wird durch eine Kombination von UV-Strahlung, Schimmel, Algen, Mehltau, Hefen und Verschmutzung verunreinigt. Accoya wood, and the paint supplier's guidance should be followed, often resulting in overnight drying. Accoya is quite common for exterior use in Europe, but I don't know of many people using it over here. As oils can be a food source for disfiguring fungi, products containing a mouldicide are checking), then develops into wide rectangular cracks. How to proceed: Sand the damaged surface with 120 grip abrasive paper . Joe is correct about the dust, it is finer than most softwoods because the timber bone dry (about 5% usually). Copyright 2023 This Old House Ventures, LLC. Crusty white salt crystals may look appealing on a pretzel, but not on the painted masonry of your home. Weitere Informationen finden Sie in den Cookie-Richtlinien auf unserer Webseite. 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. 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 Wood Products. 2. With Teknos you benefit from testing and performance data combined with a track record of real-world experience. 2 - Durability: This is where Accoya really excels. Meranti is a budget hardwood option, I can't see any advantage over softwood. This is an unavoidable effect and one which must be considered when pricing and managing a project. Some applications may call for the use of a primer containing stain blockers and/or a mouldicide. When it comes to paint, Accoya is an ideal material. 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 top coat you used sells it self as being flexible as well doesn't it? improve your website experience and provide you with personalised advertising Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. Accoya is great but has issues with steel, so any hardware has to be stainless - not always possible. In addition, its superior stability means less frequent coatings and maintenance. Applying an impregnating hydrophobic sealant to a building material surface can prevent water absorption and keep moisture from entering the material. Alligatoring tends to be more common with oil-based paints. It may seem relatively expensive upfront, but because of its many benefits, you may save money in the long run. 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. Over time, paint becomes brittle, making it less adaptable to temperature and humidity fluctuations. This surpasses even teak. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. so using certain machines needs a lot more skill. The change in cell walls means that insects and fungi do not recognise Accoya wood as a food source and therefore do not attack. You must log in or register to reply here. Contact us to get started. If you detect bubbles during application, slow your stroke speed. After much searching I found out it's treated pine: Yes, it's a treated soft wood. If you need to find a tradesperson to get your job done, please try our local search below, Coatings can be expected to last up to three times longer than on unmodified timbers, substantially reducing maintenance requirements. Testing has been carried out across many different oil and water-based paint systems. For a better experience, please enable JavaScript in your browser before proceeding. 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. Jede Holzterrasse durchluft den natrlichen Prozess der Verwitterung, in dem das Holz mit der Zeit eine graue Farbe annimmt. For the best experience on our site, be sure to turn on Javascript in your browser. Select the supplier or trade you require, enter your location to begin your search. On interiors, moisture passing through the walls from bathrooms, kitchens, basements, and laundry rooms can push paint off the surface. hUnFy3w8@ZE>X!JDFZ)i9w!eP~*$Eg&4d> {x{7Co! !R/2bg pfAw*% R:`P "`6TpQ.aZcOf:+7av ZXzKkt '[ 5t.~Fxq)>a;#)p/0>!5dAtZ8 Ji3IL*( Such unsightliness can strike a variety of surfaces, indoors and out, from plaster to wood and siding. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. Well thats because they dont exist. It is also important to follow the correct procedures for preparation and application of the paints and stains. These doors even come standard with a 50-year limited warranty against rot, termites, and other expected degradation. Accoya Coatings PPG Field Applied Coatings Sheet. Remove unsightly scales by scraping, sanding, applying chemical removers, or using a heat gun. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. 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. Conversely, a heavy hand while painting can lead to whats called mud cracks, where too-thick paint dries with a clumpy, swollen look. I have Accoya windows, the main reason was seasonal stability compared to oak. 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. I've never used it yet but thought the same as you. It starts as subtle wrinkling (a.k.a. The coverage rates will vary depending on surface being coated and the particular product range being used. Accoya can be used as an exterior/external timber (without treatment). The Medite Tricoya product, which is the sheet material product made from the same process as Accoya has been brilliant. From what I've read, it's quoted as having a life span of about 60 years. Outside the house, peeling can result from inadequate caulking, clogged gutters, a leaky roof, or interior moisture that seeps through exterior walls. 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). 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. 6 coat total build up. 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. They dont have to work as hard to move with the wood so will sit quite happily with far less maintenance, retouching, refinishing etc. 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. Was it just one piece of wood that split or all of it ? We introduce the raw timber to a modification process as a plank or beam, the so-called acetylation process using acetic acid. 'The products tested to date show that oil- based systems are . Support for customers goes beyond simply supplying paint. Acetylation is a non-toxic . More information here: https://www.accoya.com Rough sawn sustainable wood is soaked in acetic anhydride. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. It's also brittle - not a problem for windows, but Ive seen door tenons snap. Accoya wood may be finished with semi-and non-film forming paint systems such as stains and oils. You can create your listing free at DIYnot Local. We and our advertising partners use cookies on this site and around the web to 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. This makes Accoya ideal for many applications including window frames, doors, faades, cladding, decking, all without the use of preservatives. Accoya wood is Cradle to Cradle Gold CertifiedTM. Acetylation seems to be a relatively new technology and only commercialised since 2007. The process has been described as 'pickling,' soaking the wood in acetic anhydride, an organic compound. It is also important to follow the correct procedures for preparation and application of the paints and stains. Lasting 50 years above ground, and 25 years in ground or freshwater, it has Class 1 durability. 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. 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. 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. 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. Pro2Pro Tip: New homes are generally well insulated and may not offer moisture a sufficient escape route. 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 This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. I should also add, Sapele is only rated as 'moderately durable.'. 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. The combined quality and service levels of Accoya, Tricoya and Teknos are one . Acetylation is the process of preventing the cells in wood from being able to absorb water. Unmodified wood contains free hydroxyl groups that absorb and release water as weather conditions change. 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 -. Painting over the cracks will just produce the same uneven surface and texture. 119 0 obj <> endobj Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our expertsstraight to your inbox. Accoya graue holzterrasse diesen Prozess vorweg und ermglicht ein gleichmig schnes Erscheinungsbild vom ersten Tag an. Its natural, high performance wood. 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. Stirring too quickly or for too long can introduce bubbles to the paint that could transfer to the surface. 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. 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. 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. As a product its fine. The only downside is that it smells of vinegar until its sealed. Allow minimum 2 hours before overcoating. The production of Accoya is based on the process of wood acetylation. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. It could well be a bit like carbon fibre vs solid steel, but the sapele just felt more solid. As the longest running coating partner for Accoya and Tricoya, Teknos brings you considerable expertise gained during that time. %%EOF 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. Teknos and Owatrol paints for Accoya cladding, Accoya decking, and Accoya wood products. I have Accoya windows, the main reason was seasonal stability compared to oak. 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. Offers unsurpassed dimensional stability and Great stuff select the supplier or trade you,! Great stuff to absorb water release water as weather conditions change using a heat gun testing been. 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