The penetrating, matt finish allows the beauty of the grain to show through. We have been using Accoya for paint-grade exterior doors and sash for about 1 year now. Accoya is basically fast grown radiata pine, that's pickled! I just got a new Accoya door (supposedly) and it is already showing cracks in the paint after a month as shown in the picture on the link (might take a second to load) and there seems to be dust on the door coming from these hairline cracks. 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. Never had problems with the acid coming out of it, they recommend stainless or brass fixings etc with accoya but think there is only a problem externally when damp is involved. There is not one specific brand of paint to use. 1 - Weight: Accoya is a medium to lightweight material with an average weight of 512kgm3. I see Munchinger offers split scantlings up to 145mm wide for doors with Accoya-Spruce and Pine. Depending on the problem, you will need to take the door down, sand down the top layer of paint, and leave with weighted objects for 24 hours leaving you without a front door, causing security issues. Rotting and decaying are major problems for . Remove all cracked and flaking paint with a scraper, wire brush, heat gun, or chemical application (depending on the extent and severity of the problem). Please consult coating supplier. Accoya is easy to process, is FSC-certied and very dimensionally stable, Protection of joints is especially important. Prices are subject to change due to the fluctuating prices of timber and should be used as a guide only. FIXINGS Always use fasteners and fixtures of a stainless steel grade A2 or Accoya an incredible new timber product. Our research, however, shows that this revolutionary wood provides the following: 1. I still see Accoya as only paint grade. View larger image. Accoya is PEFC and FSC certified and 100% non-toxic. Country: Accoya is apparently a "treated " wood and googling it reveals that one should refer to the coating manufacturers for their suitability. Accoya has only been commercially available since 2007 and presumably it wasn't immediately popular or well known, so you might struggle to find anyone who has had it a while. At that point though I would just go all Sipo Mahogany. I'm aware of plenty of issues of staining and separation when random paints have been used. Opaque coatings with calcium carbonate (chalk fillers) can cause coating blistering on Accoya and should be avoided. It is very easy to work (like a slightly harder pine) and extremely stable. Black, gray, or brown spots or areas found on the paint film or caulk bead. Accoya wood is Cradle to Cradle Gold Certified TM. Accoya wood is produced from sustainably sourced, fast growing softwood (Radiata Pine) using a non-toxic modification process from the surface to the core. We use a microporous water-based paint called Teknos, which is highly durable and acts as an additional protective barrier over the Accoya. Suitable glues for Accoya wood are PU, Epoxy and PRF glues. Accoya has been used for structural purposes but is most commonly used for external joinery such as windows and doors. 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. With the denser hardwoods the linseed oil paint seems to stay on the surface and take an age to dry! The easiest way to determine if acrylic paint has gone bad is to smell it. Expired acrylic paint will tend to have a sour, aged smell that could be the result of excess moisture where the paint was stored. coatings for Accoya and Tricoya Performing arts school clad in Accoya and coated in Teknos, UK color box / Photo frame Belle Tout Lighthouse windows in Accoya and coated in Teknos, UK 2 TEKNOS COATINGS FOR ACCOYAAND TRICOYA Contents TEKNOS, ACCOYA AND TRICOYA WORKING TOGETHER Step 2: Identify the Problem. In terms of paint finish one of the selling points of Accoya is that it takes paint very well. So much so that Teknos actually give a significant guarantee when their paint is used with Accoya. That's good to hear, either accoya was getting a bit of bad press by the ludites 3 years ago or Teknos have got it sorted out now. Made a large door and frame out of Accoya which I fitted today, it's in a south facing courtyard that is a real suntrap. Fill any open joints with Induline AF-920 v-joint filler. Accoya has a issue with discouration/bleed, Teknos primer is called Anti-stain. Please see the Accoya Wood Information Guide Section 06 for more details. The only problem I've had is that the paint in one place has cracked a bit, but that's probably my own fault because I didn't get the topcoat on for a long time after it was installed (it was installed ready proof hardware with Accoya joinery. Possible Cause: Mildew forms most often on areas that tend to be damp, or receive little or no direct sunlight (e.g. 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. As Accoya wood is a modified softwood it seems the linseed oil paint keys into the surface and is absorbed really well while still building up a good surface film. So not paint then? Highly Durable. This has been awarded to Accoya because it is fully circular. Also, it does not turn on a lathe at all, too hard and brittle. Accoyas dimensional stability has an additional benefit because the Accoya does not significantly expand every summer and shrink every winter, its an ideal timber for painting over, and coatings can last up to twice as long as a standard painted window. Great stuff. 11 Jun 2018. The Accoyas 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. However, applying 3 layers of paint behind hardware that may be prone to corrosion helps creating an isolation barrier between it and the wood. Accoya only uses timber from FSC certified forests, that have to prove they are managed in an environmentally appropriate, socially beneficial and economically viable manner.. Accoya : from the wall, to the cladding and the gable coverings to the frame, struts and gutter frame. The bed is made out of 6 x 1 planks of Accoya timber. 'Accoya wood may be finished with semi and non-film forming paint systems such as stains and oils'. Problem solver. I have no idea whether it will hold up for 50 years, but short-term it is far superior to the fast-growth pine. We use Teknos, the best water-based microporous paint systems available. With Accoya, swelling and shrinkage is reduced by 75% or more, which means doors and windows will open effortlessly all year round. Using household bleach, place a few drops on the suspect area and wait several minutes. Uncoated Accoya cladding starts from 80 per m excluding VAT. #1. Two issues when working Accoya are that it does create a little more blowout unless you use a spoil board because it is more brittle than some other woods like pine and cypress. Let the solution set on the cleaned are We're in Canada so climate is a factor. Wearing eye protection (goggles) and rubber gloves, scrub vigorously with a trisodium phosphate cleaning solution or a household bleach solution of 1 part bleach to 3 parts water. Lasting 50 years above ground, and 25 years in ground or freshwater, it has Class 1 durability. Architects seem to love the specs! Accoya offers the best level of durability possible in wood. Outstanding Durability Accoya has a 2 - Durability: This is where Accoya really excels. Regarding brands I'll give a nod to a Devon supplier Mike Wye . Scientists have tested it thoroughly for dimensional stability, durability, and paint retention. Also, it is more reliable than even the best tropical hardwoods. Coatings should be thoroughly cured in a moisture and temperature controlled environment and in The wood is modified right through to the core. Accoya shavings are fine and may be electrostatically loaded; in case of impression problems, increase the rpm or use anti-friction lubricants. Accoya on the other hand, is a modified wood that rivals the best hardwoods as it much less prone to the issues that oak has. Accoya is guaranteed for 50 years in exterior use and 25 years when used in the ground. A new breed of MDF Tricoya is a high performance MDF panel product suitable for door sidings, facade paneling, trim, facias, soffits and more. Request a Sansin Accoya cladding sample. In fact, Accoya is a benchmark in the industry because it is so reliable. Tiger. Its virtually eliminated the problems associated with low-quality timber windows of the past. Ask a paint expert; Ask a colour expert; Paint calculator; Caring for your paint finish; Gloss levels; 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. Accoya is wood. Right, ok. So why have you never heard of the Accoya tree? Well thats because they dont exist. Accoya starts life as a fast-growing pine tree ( Pinus radiata) grown in managed forests. The pine tree is harvested once it reaches maturity at around the 30 year mark. Its at this point its journey isnt the same as other timber. 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. In our factory, we spray-apply three coats, which is equivalent to 12 hand-painted brush strokes (120 microns). The treatment renders the wood harder, more dimensionally stable and immune to insects. Accoya is a relatively new material, or rather a new process as it can be applied to many different timbers. Accoya wood is Class 1 durable even in very challenging use environments. Each batch of Accoya is checked for quality by taking 19 samples in Accsys laboratories. Two issues when working Accoya are that it does create a little more blowout unless you use a spoil board because it is more brittle than some other woods like pine and cypress. Also, it does not turn on a lathe at all, too hard and brittle. paint in Clean White, in keeping with its period character. Accoya is an acetylated wood; acetylation is a chemical process which serves to change the woods composition essentially this is the action that creates the woods unique qualities the ability to withstand temperature, resist bacteria and stand up to the British weather are all borne of this process. The multiple weathering tests carried out in accredited external laboratories have shown that ICA Group coating cycles on Accoya wood guarantee extraordinary performance and are ideal for windows, doors and coatings that are heavily I have never had any problems with painting it, you can get a good finish because even acrylic paints don't raise the grain on it. Its Class 1 durable, which is comparable or better than the durability of hardwoods such as Jarrah, Rosewood and Teak. 28 Jun 2005. Finish. Resene Bokara Grey. The patented wood modification process makes this natural wood product resistant to moisture, indigestible to Accoya is the worlds leading high technology wood. Due to Accoyas dimensional stability it is unlikely that joint instability will occur, however over time it is possible for joints to open. Since Accoya is drier than normal woods and absorbs water in a different manner, this can affect the suitability and curing time of some adhesives. Totally convincing results The fact that this has been such an impressive success is also due to the special properties of the wood. Thanks Received: 1,790. Accoya cladding is an ideal material when considering a paint finish. Sipo is a lot more stable and that would be my choice for a Mahogany - Accoya door. Furthermore, Accoya is a modified wood made from fast-growing, sustainable FSC or PEFC Radiata pine and is carbon neutral throughout its entire life cycle. That said, most Accoya products are softwoods. The results of gluing with PVAc and MUF can vary greatly. Accoya is a wood treated through an acetylation process, which greatly reduces the capacity of the wood to absorb water. Accoyas outstanding sustainability credentials start with the sourcing of the raw material. 7UDQVSRUW In order to prevent damage, especially 3if coating is to be do ne on-site, products made of Accoya should be carefully transported. The penetrating, matt finish allows the beauty of the grain to show through. Prices are based on a minimum quantity of 50 m and coatings add an additional cost of approximately 20-25 per m. The shelf life of acrylic paint is anywhere from 2 to 5 years if the tube has been opened and upwards of 10+ years if the container is sealed. Accoya Wood Products. Is The right kind of paint. Interesting that they mention the dark streaks in Accoya. Messages: 21,439. Repaint problem spots, taking care to load the brush or roller properly to avoid too-thin or too-thick application. These forests are a natural, renewable solution for global environmental problems such as climate change, Accoya is very nearly too good to be true. View larger image. Nige F, 15 Aug 2017. Unlike most pressure-treated wood, acetylated lumber doesnt contain any copper or biocides that can leach into the environment over time. It is TRADA class 1 and performs even better than teak. This surpasses even teak. If this should happen the joint must be repaired promptly by filling any gaps and then repainting them with the suitable finish. It is also good joinery practice to spray inside any lock housings and apply end grain sealer. Although, within each brand there may be some products that are better suited for use on Accoya than others in certain situations. 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 Products. Fast grown, sustainable Southern Hemisphere softwoods for the most part. Sand, feathering the edges to blend, then clean and prime the surface. Repair and Prevention.