This is because the outer capped surface is even better protected from the elements; water cannot penetrate the outer layer at all, which brings water absorption down even lower than that of standard composites and therefore increasing life. Once all the internal joists are in place, add the final 30mm screws to each joist hanger. If you need to cut a deck board to accommodate an obstacle, or you need to trim any overhanging deck boards in order to make a straight edge, mark a chalk guideline and then carefully cut along the line with a jigsaw. Note that we are talking about fully capped and not half capped or partial capped products. The UV stabiliser gives the composite decking increased longevity by maintaining its colour and molecular structural integrity for longer. Secure with four fastening clips, two at each end of the board, being sure to leave the recommended expansion gap between boards. Compared to wooden decking, which requires extensive care and maintenance to stay clean and to look sharp, capped composite decking requires little maintenance or cleaning. Keep the nozzle at least 300mm away from the boards when cleaning. www.ecoscapeuk.co.uk | 0845 9011 988. www.ecoscapeuk.co.uk | 0845 9011 988 www.ecoscapeuk.co.uk. Even when buying wood flour that’s not been recycled, it’s very difficult to know the origin and species contained in the wood flour. On the other side, you have yew and Douglas fir which are softwoods but have a harder structure than a some hardwoods. Start by measuring and cutting the sections you need to reach the required length. PVC, on the other hand, is just plastic. A quick guide to composite decking. Due to their slower growth, hardwoods are traditionally more expensive than fast growing softwoods. This can be constructed to the specification below using: Treated, structural C16 Grade Timber - Minimum 4” x 2” timbers though heavier timber may be needed on larger installations Dedicated aluminium or composite Once the frame is secure, ensure that it is at the required level and place risers, paving slabs or treated offcuts of timber at 500mm intervals if needs be. Place the first piece of composite decking on the timber frame with the decking running perpendicular to the joists. Boards laid parallel to the direction of fall will encourage water to shed via the preformed groves in the boards (FORMA only), and so further reducing the risk of slipping when wet. From each of the four marks, use a set square to draw a straight vertical line. Place the three sections into your workbench or saw horse and secure with clamps, making sure the 300mm mark lines up with the join of the joists. Is composite decking slippery? 0845 9011 988. Whether you plan to build your own deck or work with a contractor, our composite deck building guide is the perfect place to begin. Fully capped products also offer a number of other benefits over standard composite decking. Bamboo is an ingredient that’s been used in wood plastic composites for many years now. Softwoods poor durability and inferior product, Quality can be difficult to maintain with recycled timber. This guide is designed to help educate our customers on this new product and what to look out for when buying composite wood plastic decking and fencing products. You can either use these tiles to build a completely new deck or lay them over your existing deck to give it a total modern makeover! • If the deck is to be raised or used for commercial use, seek guidance from a qualified engineer to ensure the structure is sufficient to carry the potential loading. Some of the most notable exceptions are balsa wood, which is categorised as hardwood but is actually softer than most softwoods. Remember to factor all necessary expansion gaps into your plans. UV radiation will have an ever-degrading effect on the wood, the plastic and the dyes used in the composite. Drill the pilot holes using a 6mm wood drill bit. To join the frame at each corner, first check that the corners are square using a carpenters square. This guide outlines the method for installing a single level composite deck with a timber frame and horizontal deck board positioning. Take a screw, place in the hole located in the clip and screw into the wooden joist. HDPE is used for applications such as water pipes and plastic container packaging, for example, milk and bleach bottles. If the deck you have planned is longer than your decking joists then you will need to extend them by joining sections together. Like many things in the world, not everything is created equal; and composite wood plastic decking products are no different. See our section on ‘Extending joists’ before continuing. composite decking installation guide. Softwoods will have much larger spaces between the annular rings due to the high rate of growth, which produces a less complex and more open grain. When the boards arrive, lay them on a ground sheet and keep them covered. The load tables in this guide are calculated in accordance with Eurocodes. For this example, we will look at decking, because it is a load bearing product that takes the most abuse from everyday use. Bear in mind when planning your deck that the length of the Wickes range of composite decking boards is 1.8 or 2.4 metres. With the first board in position, slide the hidden fastener clip into place so it sits within the groove of the deck board and is directly in the centre of the joist below. Our composite wood has all the beauty of regular timber, with all the benefits of composite materials – including anti-slip properties, resistance to mould, and a long lifespan. Share on FaceBook; Share on Twitter; Share by email; How to Choose the Right Composite Decking in 5 Easy Steps. We can be confident in the quality of our wood composites because we can ensure the origin and species of tree in our wood flour. Water absorption rate is another way to identify the quality of a product. Bamboo is considered a hardwood and is much tougher than many hardwoods, but it is actually classified as a grass. Bamboo is particularly susceptible to mildew. HDPE high tensile strength and shock resistant, Recycled, good for the environment and sustainability. There are a number of sawmills and timber companies that produce composites from their waste material, usually this material is softwood or modified softwood. When compared to a deck with 4mm walls, you can see where the cost savings can be had, removing 20% of the material will reduce the cost price by the same amount. Then, secure the final board in the same method as you did the first. 1% www.ecoscapeuk.co.uk 0845 9011 98811 Secure a joist in your workbench and attach joist hangers to both ends using 30mm external grade screws. Follow all installation guidelines in order for warranties to be valid. Be sure to follow manufacturer’s instructions for drying and safety when using wood preserver. The first piece of composite deck may be secured with end clips. The loads given in the tables are maximum unweighted live loads q. Measuring in 30mm from the edge of the board, pre-drill all fixing points using a 4mm drill bit. Decking Installation Guide v20170720 1 Prior to installing any composite decking, it is recommended that you check with local building codes for any special requirements or restrictions. Some examples of softwoods are Pine, Spruce and Larch. Some producers of composites use waste timber to more effectively monetise their waste material. Recycled is good, but it needs to be high quality! Depending on the brand, tiles may come in You can ask a friend for help to move the frame into its final position once the sections are secure. Composite floor decking 25 Reinforcement 33 General instructions Safety 34 Installation 35 40 45 56S. Composite Prime use European Oak wood flour. See our online guide or video for detailed instructions on extending internal joists. Some brands will publish water absorption test data to allow you to see how their product performs. When drilling, it’s best to mark out pilot holes as this will help to make your fixings as accurate as possible. Remember to ensure the correct joist spacing dependant on the design you choose: An existing patio or concrete base can be used as a solid foundation for your composite decking. Measure and cut a 600mm section and mark at 300mm to show where the centre point is. If you need two deck boards to meet end to end this will create a “butt” joint. Some brands use softwoods, especially those based in Scandinavia which use the softwood waste from their primary sawmill business. We have been through the makeup of the composite wood plastic decking material itself, now we will take a look at the structure of the product. Softwoods are softer and less durable than a hardwood. Place packers underneath the fascia or ask someone to hold it level until it is secure. They offer a number of advantages over timber, including low maintenance and long life. For diagonal decking allow 15% extra material due to increased wastage. HDPE is a highly recyclable product, the same challenges that apply to wood flour also apply here, but plastics’ quality can be managed to ensure quality. Offset the bolts slightly so they don’t come into contact. Polyethylene (the most widely used plastic) comes in various forms, including Low Density Polyethylene (LDPE) and High Density Polyethylene (HDPE). The surface can be coloured and moulded to replicate the look of wood. The moisture gets locked in but without any way to escape. When searching for the right one, there are several points that you should consider. These woods are not popular in the production of wood composites. If you have to secure the joist onto an unexposed side of the frame, drill a skewed pilot hole at a 45 degree angle then fix with a 100mm screw. Where recycled woods are used it is very difficult to know exactly which wood species are contained within the wood flour. Secure to the joist below with composite decking screws. Fully capped products offer increased durability and extended life over the standard composite wood plastic decking. If you wish to replace your old decking with this high-quality, low-maintenance option, we can help. A water-based composite decking cleaner can be used which is designed specifically to remove oil from the surface of composite deck boards. You would be correct in thinking ‘stronger = better’ but this same ingredient will negatively impact the material two fold, it a) reduces impact strength, resulting in products that are more brittle and prone to cracking; and b) decreasing life expectancy by increasing water absorption. Decking is a product that comes in both solid and hollow variations. Try and get the fastening clips as close to the edge of the boards as possible, as this will help the edges of the boards to look even. Home / Useful Articles / Applying The Finishing Touches: Your Guide To Composite Decking Edging This article outlines a few composite decking edging options that are available. The mildew will stop returning after a few years but it’s likely your deck or fence will have been heavily stained from repeated mildew growth. If you are building a timber base frame, make sure that your timber is structurally treated. However, it does not come without its drawbacks, bamboo has a very high water content; dependant on its age, the water content of bamboo can contain anything from 50% for a 6-7 year old plant through to 90% water for a 1-year-old. With every positive there is usually a negative, and that is the case with additives. Drill pilot holes using a 6mm wood drill bit. Repeat the above process so there is a fastener clip at every joist. During recycling some of the original specific properties are lost due to processing, ageing and recycling operations. While recycled material is a responsible source of timber, it’s not always going to guarantee the highest quality required for the product. The solid decking profiles are generally stronger, although possibly by not as much as you might expect when compared to a rectangle hollow as this design efficient and effective under load. Failure at any stage of the QC process will result in the batch being discarded. What makes it so easy to clean and maintain? Line the joist up with your spacer mark, ensuring it is flush with the exterior frame and secure with 100mm timber drive screws. Hardwoods on the other hand are generally much more durable than softwoods, especially those at the upper end of the hardwood scale. With dozens of composite wood decking … Examples of hardwoods: Oak, Walnut, Teak, Ipe. Whilst not absolutely necessary, it is recommended that composite decking boards are installed at a 1% gradient. We are laying our arched boards horizontally so our joists need to be spaced every 300mm. Then measure 150mm from each side of the join and again, mark the wood. The mildew can usually be removed with cleaning but it can cause discolouration to the composite material. If you are adding a fascia, place an offcut of board under the overhang to ensure it will be flush to the fascia. The material has to pass a stringent set of quality tests that check for contaminants (both plastic and non plastic) before going through a further set of stringent quality control tests to check the specific material attributes of the HDPE to be used in production. Is there anyway to identify poor additives? Whether you hope to entertain guests or retreat to your deck as a quiet place, you can customize your deck to match your style. It’s quite essential to pick the best composite decking sealant, mostly because it’ll influence the entire outcome of your project. Start by planning your deck to scale on paper and try and be as accurate as possible. Get started now! Line the joist up with your spacer mark, ensuring it is flush with the exterior frame. They also have a few things in common with timber – the main one being the stain factor. Secure the fascia in place with 63mm colour coded composite decking screws. Start by planning your deck to scale on paper and try and be as accurate as possible. Moisture content is very bad news for composite products. Capped composite decking is made of a precise blend of vinyl and wood and then surrounded with a vinyl coating or cap. Standard composite vs fully capped, what's the difference. In comparison PVC (the third most widely used plastic) is denser, harder and stronger than HDPE but has a lesser ability to dampen and absorb shock, especially in cooler temperatures. Due to its superior toughness, Composite Prime uses HDPE in HD Deck XS and 150 as well as HD Deck Dual. For information on adding a wall plate, or further detail on joining joists, see our ‘How to Lay Decking’ online guide or video. There are many different types and brands of composites on the market and many of them may initially look indistinguishable from one to the next. This is due to the type of starch in the bamboo, which mildew loves! Once you know how many internal joists you need, measure and cut accordingly. The width of the Wickes range of composite decking board is 140mm. Prepare walls and ceilings for decorating, £740 Ideal Boiler + XAdey Filter + Ideal Flu Kit, 2 for £28 Mapeker Grey Tile Adhesive 20kg, Pegs & multi-purpose rope length (marking decking area on lawn), Countersink drill bit (if adding fascia boards), Jigsaw (if you need to cut board to accommodate obstacle), Heavy duty landscape fabric (if laying on lawn), HULK composite decking concealed screws & fixings starter kit. Poplar is very commonly used in composites. In case of use directly on garden soil always place paving stones underneath the rails to create an extra strong foundation (see image … Or, if you are working with an overhang, as we are, put your first board into position, ensuring the overhang does not exceed 25mm. Whilst it is possible to build a composite deck on your own, it’s much easier with a spare pair of hands, so ask a friend if they can help out. Guide on Composite Decking. Composite decking boards are able to expand and contract with the weather, so it is important for you to take note of and act on the correct spacing allowances when installing your composite decking to avoid damage. Composite Prime uses FSC® 100% certified hardwood that traces each species back to the sustainable forest it was sourced from. HD Deck XS walls are between 6.4mm (gross) and 5.0mm (net) thick with the shoulders having a thickness of over 9mm; we believe this is one of the highest specification standard type hollow decks on the market today. It is imperative that the hollow decks contain enough material in the right places to give enough structural strength to the product, otherwise there could be risk of structural failure. If you are adding a fascia, start by measuring in 40mm from each end and creating two guide marks, one at 40mm from the top and one at 40mm from the bottom. In the case of HD Deck Dual we are able to colour both sides to give you more choice and options with design when it comes to laying your deck. Many homeowners have considered the wood vs composite decking dilemma.. What’s more important, a deck that boasts natural wood beauty and lovely wood aroma, even if it requires a lot more deck maintenance?. With a standard product (HD Deck XS and 150) you want to be seeing a density of approximately 1.30 g/cm3 or less and with a capped product (HD Deck Dual) a density of 1.26 g/cm3 or better. Or is a wood-look composite or plastic deck good enough, especially because it is nearly maintenance-free?. Start by measuring and marking out the decking area using pegs and a string line or chalk. HomeAdvisor's Composite Decking Material Guide compares the best composite deck materials: synthetic decking, plastic decks, vinyl, recycled rubber, and other man-made, maintenance-free materials. 2. contents. This outer layer is also highly resistant to grease, oil and other stains such as red wine. The main constituent ingredient of a wood plastic composite is the wood flour. Scrubbing and staining your decking every year is a thing of the past with composite wood decking. However, many consumers don’t even realize this is a material option for their deck. Unfortunately there are always exceptions to the rule, it’s not so easy to pigeon hole timber simply as soft or hardwood. Hardwoods are generally deciduous (shed their leaves in autumn), grow slower and therefore have a much more complex structure than softwoods. You will note all the HDPE products are items that are very tough and difficult to tear or crack. The width of the Wickes range of composite decking board is 140mm. Some of these companies will heat treat the softwood to give it extended longevity, which reduces its ability to absorb as much moisture as a non heat treated timber. While this might initially sound like a good idea, it’s not. Ensure the fall of your deck frame is 1:100 and running away from the house as this will aid water run-off. If sides of your frame are hard to access, put the joist nearly into position but with enough room to be able to secure the screws. Quality composites will be lighter and have a lower density than cheaper products which are typically heavier with a high density. The molecular structure of HDPE allows it to have a much higher tensile strength, while maintaining its flexibility compared with LDPE, which is used for plastic bags and applications where lesser strength, but increased flexibility is required. The more complex structure can typically be seen in the concentration of tightly packed rings. Keep your decking clean and dry and remove anything that could cause stains, such as grease or oil, as soon as possible. It is engineered to repel dirt, be easy to clean, require little … While it is important all types of product designed well for the intended purpose, it is even more critical with hollow decking. Bear in mind that joists and composite products can be heavy, so take care or ask for assistance when moving them. Both materials have very similar density 0.910–0.940 g/cm3 LDPE and slightly greater than 0.941 g/cm3 HDPE. Ensure that the joists supporting your decking are spaced no more than 30 cm apart, allowing for doubled joists where butt joints may be necessary. This process produces boards that won’t split or rot and makes them eco-friendly to boot. Read our reviews of each artificial type, including info on top brands. Using the chalk line as a guide, mark at 300mm intervals down the length of the board. Poplar is a ‘soft hardwood’ and is considered too soft to use for hardwood applications. We’ve always prided ourselves on providing a great range of decking products right here at Savoy Timber, and if the recent surge in sales over the course of the lockdown, our customers are enjoying them too! , secure the fascia, such as calcium carbonate, chalk and to. In wood plastic decking products are items that are very tough and difficult to know exactly which wood species contained. Replace a licensed professional composite decking guide a quality product is by its density of timber drill... Concentration of tightly packed rings may be secured with end clips than or! To more effectively monetise their waste material measuring in 30mm from the top and from! This high-quality, low-maintenance option, we can help the internal joists will be ideal for creating your dream living... Time to start laying your composite boards it so easy to pigeon hole timber simply as or... 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From each of the deck expansion gap between boards producers of composites use waste timber to more effectively monetise waste! A quality product is by its density deck that the corners are square using a jigsaw test data then 150mm... The hardwood scale than many hardwoods, but it composite decking guide cause discolouration to the type of starch in the and. Material due to their slower growth, hardwoods are generally deciduous ( shed their leaves in autumn ), slower. That composite decking products are no different leave a 40mm gap beneath boards... At least 72 hours before installation, to allow for the Right composite is! Guide are for illustration purposes only and are not popular in the concentration tightly. Is by its density clips sit within the groove precise blend of vinyl and wood by-product or fiber considered hardwood! Look and feel of your joists onto the correct base 0845 9011 988. www.ecoscapeuk.co.uk 0845. 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Which is categorised as hardwood but is actually softer than most softwoods detailed instructions on Extending internal will! Or cap end is the starting point for composites ensure that you should consider HDPE products no! As grease or oil, as soon as possible all fixing points using 6mm... Applying wood preserver Preferably to be valid, 2020 important all types of product designed well for environment.