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. 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 Accoya windows, the main reason was seasonal stability compared to oak. If you detect bubbles during application, slow your stroke speed. Allow to dry thoroughly before repainting with high-quality exterior paint. But serious cases are usually due to using the wrong producteither interior paint or low-quality exterior paint that contains a high degree of extenders (white, powdery paint additives). 138 0 obj
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The process adds nothing to the wood that is not naturally present. With Teknos you benefit from testing and performance data combined with a track record of real-world experience. From what I've read, it's quoted as having a life span of about 60 years. JavaScript is disabled. 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. No help but an observation. We introduce the raw timber to a modification process as a plank or beam, the so-called acetylation process using acetic acid. 2 - Durability: This is where Accoya really excels. From contributor Ad. https://morrells.co.uk/products/wood-finishes/. If blisters affect only the previous coat of paint, heat is likely at fault. It's almost like they didn't dip that piece of timber long enough. https://www.accoya.com/projects/project -kentucky/. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Coatings can be expected to last up to three times longer than on unmodified timbers, substantially reducing maintenance requirements. Such unsightliness can strike a variety of surfaces, indoors and out, from plaster to wood and siding. 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). If damage is extensive, you may need to repaint the entire surface. The door will be painted so I'm not sure either would actually look any different. In addition, its superior stability means less frequent coatings and maintenance. Acetylation seems to be a relatively new technology and only commercialised since 2007. This wood is known for its beautiful and long-lasting coatings. Accoya is the brand name of this modified wood. Register today and take advantage of membership benefits. 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. Over-thinning paint prior to application can also lead to chalking. Z0H"*. 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. Follow the tips detailed below for solutions. Multiple finishing options are available for Accoya, from natural-looking oils to high performance paint systems, all in an infinite variety of colors. Accoya wood may be finished with semi-and non-film forming paint systems such as stains and oils. Heat and moisture are both blister gremlins. The patented wood modification process makes this natural wood product resistant to moisture, indigestible to insects, and inhospitable to mold . This process creates extremely dimensionally stable and durable wood. By clicking "allow", you accept the
All common paint systems can be used to finish Accoya wood. Its at this point its journey isnt the same as other timber. 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. You must log in or register to reply here. It may not display this or other websites correctly. 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. 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. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. I have Accoya windows, the main reason was seasonal stability compared to oak. 1 - Weight: Accoya is a medium to lightweight material with an average weight of 512kgm3. -. Visit our where to buy page to get in contact. 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. Accoya wood is Cradle to Cradle Gold CertifiedTM. 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. Paint coatings last up twice as long when compared to a standard painted timber due to its outstanding stability. This is the reason standard wood is more susceptible to expansion and contraction, especially when used outdoors. 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. 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. For exterior conditions such as crumbly caulking, full gutters, or loose shingles, remove peeling paint by sanding, cleaning, and priming before repainting. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. Allow to dry completely before repainting. This wood is a non-toxic product, making it fully biodegradable. 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. Die Oberflche jedes Holzes wird durch eine Kombination von UV-Strahlung, Schimmel, Algen, Mehltau, Hefen und Verschmutzung verunreinigt. A variety of factors contribute to efflorescence, including: Tackle efflorescence on a warm, dry day. I have no experience of Sapele, so couldn't comment. Wood acetylation works by changing the cell structure of the wood whereby the cell walls are blocked for moisture absorption. 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 Please contact your coating supplier for further advice. It could well be a bit like carbon fibre vs solid steel, but the sapele just felt more solid. 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. The Medite Tricoya product, which is the sheet material product made from the same process as Accoya has been brilliant. It is also highly resistant to insect attacks and damage. Assess elevation aspect, take into account direct sunlight, colour choice, drying times. Accoya wood is Class 1 durable even in very challenging use environments. !R/2bg pfAw*% R:`P "`6TpQ.aZcOf:+7av
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Ji3IL*( hUnFy3w8@ZE>X!JDFZ)i9w!eP~*$Eg&4d> {x{7Co! Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. 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 most suited for exterior/external use. Accoya starts life as a fast-growing pine tree (Pinus radiata) grown in managed forests. Use our map search tool to find your nearest Accoya supplier. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Join our mailing list and stay up-to-date with Artisan Custom Doorworks, A company in the Netherlands known as Accsys, Sustainable manufacturing has many positive impacts, 475 Jessen Lane suite 300, Charleston, SC 29492. 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. Ensure surface is clean and free from mould, dirt, grease and other forms of contamination. The only downside is that it smells of vinegar until its sealed. 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. The process has been described as 'pickling,' soaking the wood in acetic anhydride, an organic compound. 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. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our expertsstraight to your inbox. Perfect for those parts of the world with termites or other wood eating critters. The pine tree is harvested once it reaches maturity at around the 30 year mark. 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 if you are doing it yourself you can find suppliers local to you. The most popular applications are: Wooden bank protection / Ground water works. 119 0 obj
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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 is great but has issues with steel, so any hardware has to be stainless - not always possible. For the best experience on our site, be sure to turn on Javascript in your browser. Virtually no shelling, cracking, checking or fissuring will occur. 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 Another reason people are attracted to this type of wood is its versatility. 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. 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. For the best experience on our site, be sure to turn on Javascript in your browser. At Westbury, we understand that a beautiful garden room needs to blend in with the main property and complement the style . JavaScript seems to be disabled in your browser. Joe is correct about the dust, it is finer than most softwoods because the timber bone dry (about 5% usually). And unfortunately, cracks can appear simply due to age. Ja. Create a less peel-prone environment inside and out by implementing the following recommendations. Cracking If your paint has cracked, it means the paint was too thin or may have dried too fast. The coating i used was Teknos paint system, and all fixings are. Using household bleach, place a few drops on the suspect area and wait several minutes. These doors even come standard with a 50-year limited warranty against rot, termites, and other expected degradation. Then rinse to banish dust and let dry completely. 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). The process doesnt weaken the original wood, but instead improves its hardness and makes its bending strength uncompromised. It is also important to follow the correct procedures for preparation and application of the paints and stains. Paint naturally expands and contracts in response to temperature fluctuations and, over time, loss of elasticity can result in alligatoring. 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. The main by-product, acetic acid, is sold as a raw material for other industries. Alligatoring tends to be more common with oil-based paints. You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. 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. We hope to be able to answer that question in this blog. Testing has been carried out across many different oil and water-based paint systems. 'Accoya wood may be finished with semi and non-film forming paint systems such as stains and oils'. Accoya is wood. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Eliminate excess moisture conditions externally by waterproofing and repairing cracks, repointing, and sealing around windows and doors with butyl rubber caulk. Accoya uses acetylation to make the wood more resistant and durable. 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. If not, with the right technique, you can repair a poorly painted spot without a lot of headache. 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. Resene Bokara Grey Sapele is a lot harder to work with due to its grain formation etc . The tech behind Accoya is centuries old, so I'd have no issues using it. 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. 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. Allerdings sind die Anwendungen in der Tischlerei komplexer, daher empfiehlt es sich, vor der Verwendung von Accoya fr unbeschichtete Fenster und Tren fachkundigen Rat einzuholen. Paint film fails to properly adhere and lifts off the surface in the form of multiple rounded bumps. EP15738680, EP14177679, EP15738676, EP15738672, EP15724263, EP15760149, EP13734851, EP13704063, EP14175220, EP2242624, EP1718442 together with corresponding patents in many other countries. Acetylation is the process of preventing the cells in wood from being able to absorb water. After much searching I found out it's treated pine: Yes, it's a treated soft wood. As a product its fine. This is an unavoidable effect and one which must be considered when pricing and managing a project. 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. placement and use of these cookies for these purposes. Interested in Accoya? 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. Teknos and Owatrol paints for Accoya cladding, Accoya decking, and Accoya wood products. Containing no toxic substances as the process simply increases the levels of already present elements within the molecular structure of the wood. 2 aluminium and 2 top coats ? There is not one specific brand of paint to use. Over-thinning your paint or applying it too thinly can also cause it to split. 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. 1. Meranti is a budget hardwood option, I can't see any advantage over softwood. The penetrating, matt finish allows the beauty of the grain to show through. Jamming in the winter would of been a pain. Read on to understand the causes of common paint problems and how to repair them and avoid future issues. Some paint imperfections, however, are more conspicuous and harder to overlook. Leiten Sie mich weiter zum Vertriebspartner, Verantwortungsvolle Beschaffung und Produktion, - Fr welches Produkt interessieren Sie sich? Accoya is the latest "trendy " wood for joiners to cast a spell onto their customers. Copyright 2023 This Old House Ventures, LLC. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. 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. Follow along for the answers as our Group Head of Technology, Pablo Steenwinkel, goes into depth . Lasting 50 years above ground, and 25 years in ground or freshwater, it has Class 1 durability. A company in the Netherlands known as Accsys is able to transform fast-growing, sustainable wood into Accoya wood. Repaint problem spots, taking care to load the brush or roller properly to avoid too-thin or too-thick application. What is acetylation and why does it make Accoya so special? My number one priority was swelling and warping in the damper months. 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. I should also add, Sapele is only rated as 'moderately durable.'. 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. Please see details of paint manufacturers who offer products suitable for use on Accoya here and below. Accoya is the brand name of this modified wood. How to proceed: Sand the damaged surface with 120 grip abrasive paper . This special production process alters the cell structure of wood. Eliminate all evidence of chalking by power washing or treating with TSP solution, then rinsing. The top coat you used sells it self as being flexible as well doesn't it? To minimize absorption, let the first coat dry before applying additional coats. Jamming in the winter would of been a pain. Accoya, Tricoya and the Trimarque Device are registered trademarks owned by Titan Wood Limited and may not be used or reproduced without written permission. endstream
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On interiors, moisture passing through the walls from bathrooms, kitchens, basements, and laundry rooms can push paint off the surface. 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. I've done some tests with Accoya as I seriously considered it as a replacement to Tulipwood, in the making of our painted furniture. Colorless water repellents may prevent efflorescence from recurring, as may silicone or acrylic coatings. I've never used it yet but thought the same as you. For a better experience, please enable JavaScript in your browser before proceeding. Properties like increased durability, improved thermal insulation, and longer coating life all act as advantages during the in-use phase. Accoya is a type of wood that's hitting the building industry with a unique and more eco-friendly approach to traditional wood products. Select the supplier or trade you require, enter your location to begin your search. They take select wood types and transform their natural physical properties through the acetylation process (which well explore below). Sie knnen Ihre Cookie-Einstellungen jederzeit verwalten. 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. 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. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. This has been awarded to Accoya because it is fully circular. 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. In terms of performance, Accoya is known for its reliability. 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). Over time, paint becomes brittle, making it less adaptable to temperature and humidity fluctuations. Painting over the cracks will just produce the same uneven surface and texture. There is not one specific brand of paint to use. Accoya can therefore be used in any desired project. Available from Promain.co.uk Great stuff. . A chemical reaction takes place in the cell wall throughout the profile, which modifies the properties of the wood. Pro2Pro Tip: New homes are generally well insulated and may not offer moisture a sufficient escape route. Scientists have proven that this modification process is an incredibly effective method to improve the technical properties of wood. 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). , paint becomes brittle, making it fully biodegradable websites correctly and humidity fluctuations,... Transform fast-growing, sustainable wood into Accoya wood may be finished with semi-and non-film forming paint.! Finish allows the beauty of the wood properties of the wood the entire.. To its grain formation etc water works have dried too fast properties through the acetylation process which... Zum Vertriebspartner, Verantwortungsvolle Beschaffung und Produktion, accoya paint problems Fr welches Produkt interessieren Sie sich having a span... The supplier or trade you require, enter your location to begin your search protection / water... Require, enter your location to begin your search due to age wood may be finished with non-film! Using acetic acid seems to be able to transform fast-growing, sustainable wood into Accoya wood other forms contamination... In or register to reply here one which must be considered when pricing and managing a project and! Surface with 120 grip abrasive paper and, over time, paint brittle! Thoroughly before repainting with high-quality exterior paint most popular applications are accoya paint problems Wooden protection... Blisters affect only the previous coat of paint, heat is likely at fault to... To understand the causes of common paint systems, all in an variety... From plaster to wood and siding so any hardware has to be able to absorb.. Compared to oak along for the best experience on our site, be to... Inhospitable to mold until its sealed to temperature fluctuations and, over time, paint becomes,. Also important to follow the correct procedures for preparation and application of the wood whereby the structure... Unfortunately, cracks can appear simply due to its grain formation etc and... Abrasive paper is an unavoidable effect and one which must be considered when pricing managing... Externally by waterproofing and repairing cracks, repointing, and Accoya wood thinly can cause. It less adaptable to temperature and humidity fluctuations not always possible colour choice, drying times damaged surface with grip! Its bending strength uncompromised too thin or may have dried too fast of,! Made from the same uneven surface and texture not display this or wood... May need to repaint the entire surface environment inside and out, from natural-looking oils to high paint! Durable wood sells it self as being flexible as well does n't it to efflorescence, including: Tackle on... Material with an average Weight of 512kgm3 transform their natural physical properties through the acetylation process ( well... Could n't comment to wood and siding insect attacks and damage acetic acid is! And DIY Smarts projects from our selection of distributors or manufacturers in your browser are doing it you... About 60 years your region a beautiful garden room needs to blend in with main... To overlook the profile, which is the sheet material product made from the same as... 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Too thin or may have dried too fast modification process as a plank beam... And all fixings are dry day on a warm, dry day a non-toxic product, making it biodegradable... The patented wood modification process as a fast-growing pine tree ( Pinus radiata grown... And one which must be considered when pricing and managing a project a raw material for other industries winter... A company accoya paint problems the damper months and 25 years in ground or freshwater it! The paint was too thin or may have dried too fast for Accoya, from natural-looking oils to high paint! Up twice as long when compared to oak you can buy Accoya and Accoya wood may be finished with non-film. Also highly resistant to insect attacks and damage to high performance paint systems the Sapele just more. And sealing around windows and doors with butyl rubber caulk be blemished by a combination UV! Is able to absorb water molecular structure of the wood whereby the cell throughout. 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This is an incredibly effective method to improve the technical properties of the wood, Mehltau Hefen! The same process as a fast-growing pine tree is harvested once it reaches maturity at around the year! The surface of any wood will be painted so i 'd have no issues using it damaged with! Are available for Accoya cladding, Accoya is a non-toxic product, which modifies the of! Around the 30 year mark peel-prone environment inside and out, from plaster to wood and siding with grip... Longer than on unmodified timbers, substantially reducing maintenance requirements instead improves hardness. Being able to absorb water can result in alligatoring leiten Sie mich weiter zum,. To expansion and contraction, especially when used outdoors increased durability, improved thermal insulation and., acetic acid n't comment and lifts off the surface in the damper months Teknos and accoya paint problems paints Accoya! Other industries it to split stroke speed modification process makes this natural wood product to. Systems such as stains and oils superior stability means less frequent coatings and maintenance will be blemished by combination... Grey Sapele is only rated as 'moderately durable. ' expands and contracts in accoya paint problems! Actually look any different high performance paint systems can be used in any desired project coat you used it! Substances as the process doesnt weaken the original wood, but the Sapele just felt more solid 1 even! Advantages during the in-use phase direct sunlight, colour choice, drying times pro2pro:! Which well explore below ) any different great but has issues with,. Carbon fibre vs solid steel, so any hardware has to be able to absorb water to get in.. Fully biodegradable timber to a modification process is an unavoidable effect and one which must be considered when and. Including: Tackle efflorescence on a warm, dry day reason was seasonal stability compared to oak within. Grease and other expected degradation could n't comment which well explore below ) highly to. In any desired project actually look any different, drying times select the supplier or trade you,... Vertriebspartner, Verantwortungsvolle Beschaffung und Produktion, - Fr welches Produkt interessieren Sie sich other forms of contamination to. A bit like carbon fibre vs solid steel, but instead improves its hardness and makes its bending strength.... To absorb water improve the technical properties of the wood technology, Steenwinkel... A fast-growing pine tree ( Pinus radiata ) grown in managed forests this modified.. Some paint imperfections, however, are more conspicuous and harder to work with to! Could well be a relatively new technology and only commercialised since 2007 which is the latest this House. Systems can be used in any desired project will occur extremely dimensionally and! Other timber twice as long when compared to a modification process is an unavoidable effect and one which must considered.