Composite decking materials generally expand in the warm temperatures and shrink … My house has 5 decks, which were painted by the previous owner. The cause of this isn’t exactly clear, but it’s suggested that the composite nature of the decking leads it to be much more sensitive to temperature and humidity swings as well as sun exposure. Last, but not least, modified wood ages beautifully (even becoming a silvery-grey) and rarely splinters. . The plastic film that goes into composite decking can include polypropylene or polyethylene. x 5-1/4 in. https://thecraftsmanblog.com/the-problems-with-composite-decking At $4 to $13 per square foot, this material has a more consistent pricing than wood, which can vary from $4 to $30 per square foot.. Groves (2) will be 1/8" in width and 1/2" in depth. Three upper decks with redwood boards painted on all sides have much less cupping and splitting than the other two decks. Your email address will not be published. Homeowners quickly notice that their new deck scratches fairly easily compared to older wood decks. The Camo Marksman Pro. A deck can last anywhere from 10 to 30 years if made from untreated wood and can last as long as 50 years for treated wood or composite materials.Because a deck is a long-term investment and you will … They said some state bark side up is the way to go but from THEIR experience is it the exact opposite (bark side down) to minimize cupping. All of these factors will effect the amount of space you put between your deck boards. You could reuse that center hole and use three screws to fasten the boards to the joists. Live in Alabama and the deck in ALWAYS being blasted by the sun. Stcrews are rusted because of this and saving those boards is close to impossible. Only a few weeks ago we began to notice the boards are cupping and twisting. It's easy to do. We had pressure treated pine and I chose to go with cedar. $45.00 #19. x 6 in. Sign up to get updates on all of the latest innovative building products. I’ve recently had a large deck built by a professional decking company. A high-performance, eco-friendly wood alternative, Fiberon decking offers the warmth … In reality, composite decking is prone to fading, especially when it’s exposed to the elements and sun. Composite decking tends to grow and shrink across the length of the boards as it heats and cools. Many composite manufacturers even offer matching paint for this reason. That way you will see what side is cupping before installation. More likely you've been charged for composite while plain old Pressure Treated SYPine was used. Myard DJS3.2 1/8 Inches Deck Board Spacer Rings… It seems they used two screws in each board at either end, but all the joists in the middle only had one screw. If you’re using the Camo Edge Fastening system to attach your decking, then you don’t need to worry about spacing. If I ever build another deck using 5/4 boards I will buy the wood a month or 2 before installing them. Despite composite being “low care”, homeowners living in humid/wet regions might find them having to clean their decks excessively to control mold, fungus, algae, or moss growth. These plastics work well with wood fibers to create a strong, resilient material that is more stable than 100% plastic decking. She would like it to be as high as possible, with. A significant attraction to composite decking is how … Staining and color fading leads to frustration. Home  >  Building Tips & Ideas  >  6 Tips To Minimize Deck Board Cupping. Many homeowners have ended up learning the hard way that composite decking isn’t flawless and, in many cases, ends up being a frustrating, expensive mistake. Is this usual? In dry climates like Arizona, wood decking materials will shrink due to the lack of moisture. Modified wood is also non-toxic to the environment and to people. Proper spacing will allow some movement without buckling. This article is immensely useful. The side facing down does not the get the same exposure so shrinks *less*. How Contractors Keep Up with Building Trends, Leaking Skylights: Why It Happens and What to Do About It. Probably the most difficult decision to make when building a wood deck is what type of decking to use. It's BS. If the deck boards are on the ground, such as with a ground-level patio deck, composite lumber works fine. There are many synthetic decking … 2 in. With composite decking you have to create the gap right from the get go. x 12 ft. Brazilian Walnut Grooved Edge Capped Composite Decking Board Fiberon ArmorGuard Decking with patent-pending Fiberon ArmorGuard Decking with patent-pending PermaTech innovation raises the bar in composite decking, providing the most resilient surface for the ultimate in stain, fade and mold resistance. Exceptional outdoor living for every taste and budget. This deck uses another option — concrete footers like those that support the deck … (5/4 pressure treated pine). It cuts and nails like genuine wood, it's splinter-free and deck … x 5.5 in. The main competitor to composite decking in the early years was pressure-treated (PT) lumber. Here are the five main problems associated with composites that you must be aware of before you invest thousands into your new deck or patio. x 5-1/2 in. I am also up for any suggestions that will preclude me from having to redo this deck in ly life time (69 years old). While using pilot holes won’t affect the cupping of your deck … The only option for the board to adjust is to curl. Since the water doesn’t quite absorb, it becomes stagnant, with the moisture finally causing mold to develop. Since these are natural attributes, there really is no way to avoid them. There … The 1-1/2 in. Insects, rodents, and other wildlife will also not be attracted to your modified wood deck. Framing for Trex & Composite Decking. Does a Privacy Fence Add Value to Your Home? How much sun the deck receives, how much rain, temperature swings throughout a day, ventilation beneath the deck, and so much more. Some composite decking materials are … Best Deck Board Spacing Tool Reviews. Your email address will not be published. I'm also planning on using the Camo system of hidden fasteners. Composite decking is typically made of more plastic than wood fibers, leaving the surface fairly soft. Composite decking is often sold as a close to a waterproof material as you can get. Another characteristic that can cause problems includes retaining heat and feeling hot to bare feet. x 144 in.) radius-edged cedar, pressure-treated and composite decking… Despite composite having texture, it does little to provide solid footing around pools or swimming docks. Your source for the latest products and trends within the architecture, construction, interior design, and building materials industry. What Temperature Is Too Cold For Roofing. Thanks! For example, PT wood must be restained and/or resealed every few years while composite does not. While a hardwood deck can be constructed with joists 16′ apart, most composite deck joists must be built 12′ or less apart to prevent sagging. While more advanced composite is exceptionally resistant to water, this doesn’t mean that mold isn’t capable of growing. Capped polymer and capped composite deck boards, on the other hand, are installed at a minimum 1/8” gap between boards because they won’t shrink from drying like pressure-treated decking. For a cleaner look, use hidden deck clips and grooved composite boards. I think the several boards on my deck are where the builder used a solid 2x8 blocking underneath where deck boards meet at borders. So that the underside has no ventilation. Johnson 60-275 DeckMate Spacing Gauge. Installing composite decking can’t be done like wood decking where you can slam it tight together when it’s still green and then shrinks as it dries. x 5-1/2 in. Privacy Screens -How High Can I Go With Titan Wood Post Anchor? But here’s where it’s key t… Great article! If you deck will have parting boards running down the middle, install decking … Building A Deck and Preventing Water Damage, Join in and write your own page! More solid and safe under foot, DuraLife decking is backed by a 25-year warranty.It is stain and fade resistant, mold and mildew resistant, and is available in the colors and deck … I'm replacing a deck that's closer to the ground and elected to apply two coats of paint to all sides of the decking before screwing it down. Anything from the tannins of a few fallen leaves on the surface to an additionally spilled glass of wine or splotch of ketchup can leave stains. This article is right about the bark side up theory. I'm looking at this in mid-2018, but have just put down a new deck surface on an existing structure. Composite decking cannot be used as structural material. ArmorGuard Decking … Progoal Interlocking Flooring Tiles Solid Wood 12"×12" Composite Decking, Flooring & Patio Pavers Check Pattern Indoor and Outdoor (6pcs Wooden Flooring Tiles) 3.6 out of 5 stars 4. How? It does continually shrink- rapidly(6 months) at first, then slowly. That’s why the board ends should never be installed tight against one another. Composite Decking Materials. What’s interesting to note is that composite decking boards are more apt to move around. Composite decking, from brands such as Trex and TimberTech, is made from a blend of recycled plastic (polyethylene, polypropylene, or PVC) mixed with wood fibers (like wood chips or sawdust). I'm looking to build a deck that will be 16" above grade. Clearly when done incorrectly the results are disastrous. It has a 4-inch layer of gravel underneath and extends beyond the steps about 36 inches. Complete your yard with our framing, railing, & lighting. Coupled with being sold as low-maintenance and not needing surface treatments leads homeowners to believe their new deck will look the same for its entire lifespan. Although the pine appeared to be about 1" thick, the cedar used is half as thick. The reason for this is that plastic is oil-based in nature which causes water to sit on its surface rather than absorbing like wood. The only way to fix the stains is to paint over them. It's easy to do. We will only send you awesome stuff!Privacy Policy. However, it’s important to remember that while a composite may be a better idea than a PT wood, it doesn’t mean it’s superior to all woods. There are other characteristics of composite decking that limit its usability. All three choices—5/4 x 6-in. Great article almost common sense but stil one of those things that every now and then you need to be reminded. x 12 ft. Hem-Fir Brown Stain Ground Contact Pressure-Treated Lumber (Actual: 1.5 in. Composite decking—like Trex—is a blend of plastic film and wood fibers. When I’m installing composite decking … While composite decking certainly does have some advantages, it also has a number of problems that the average homeowner may be unaware of. I like the idea of the relief cut to minimize cupping; however, it raises a question: will the entire relief need to be treated with and end cut sealer? Will this be as effective as face screwing? DuraLife Step-Clip™ composite decking hidden fastening system can reduce installation times by up to 50 percent. Because you state it took 4 years to(continually) shrink, I suspect your deck is NOT composite. Camo’s ... Kreg KJDECKSYS Deck Jig. Modified wood is a real wood product that offers far more benefits than composite, but with the beautiful look of natural wood. Hi. This isn’t an option with composite. Have more time to do what you love on a Fiberon composite deck. When installing new air-dried decking the proper … Composite lumber is any man-made material composed of a mix of wood fibers, plastics, binders, and adhesives. © 2004-2019 Decksgo.com. Modified wood is stronger and longer-lasting than composite, not to mention more versatile. I installed 5/4 boards while wet and followed bad advice and installed them bark side up. Amazing that this article doesn't actually address why boards cup! They cup upwards because the side that is exposed to the sun can lose moisture content, even though it has been kiln dried, and shrinks. You can find step-by-step instructions for pouring a concrete pad landing in How to Build a Deck: Wood Stairs and Stair Railings.. I am looking to install privacy screens on my concrete patio. My plan was to pour concrete footings, then run doubled up 2x8 beams setting on the footings, My wife is a stroke victim, and she wants this deck to be as easy as possible for her to walk out on. Similarly to composite, it requires no surface treatments and only basic cleaning. And most of the boards now have some cupping, visible when it rains. Join in and write your own page! I just had my deck rebuilt on the old foundation. I'm looking into using 1x6 ipe boards and my understanding is that this dimension is more prone to cupping. Over the past few decades, composite decking has skyrocketed in popularity as an alternative to wood. All Rights Reserved. Common complaints from homeowners include their composite decking board swelling, shifting, warping, and shrinking. Air-dried decking can often be installed with a gap less than 1/4 inch (6.5 mm) because the boards will likely end up shrinking in width rather than expanding. Thanks so much for posting this. Many new decks are being made with composite decking rather than wood, as manufacturers have led homeowners to believe that their products are superior to any real wood. The wood rotates when you walk along it. It quickly established the right and wrong ways of deck laying. A concrete pad is one common type of landing. Other benefits of the DuraLife Step-Clip system include providing complete joist protection (no tape needed) and is designed to automatically create a uniformed 3/16” space between each composite deck board. Total height of low level ground level deck, Flipping and filling in the hole with wood filler, and sanding it down (but it would leave a tiny mark), or. While composite lumber cannot be used for structural deck supports, it is an appropriate choice for deck boards, rails and posts. How deep and many relief cuts would I need to minimize/eliminate cupping? Use the filters to find the boards with the right color, pricing, and features … As temperatures fluctuate, composite deck boards will naturally experience thermal expansion and contraction. A deck is an investment that adds value to your home, whether you choose natural wood or composite materials. TimberTech decking brings you high-style, low-maintenance composite decking products— all backed by industry-leading warranties. This is an excellent and thoughtful article with useful observations. Once all the posts are secured you can install the decking. Composite decking also isn’t as strong as solid wood, which is evident in that smaller joist spacing is required for the deck’s structure. The decking dilemma—wood deck material options. This article is made possible by DuraLife.DuraLife’s unique polypropylene and hardwood composite decking materials simply outperform all other wood and composite decking products. Composite lumber is fairly popular in construction (i.e. Patio furniture, BBQ grills, kids toys, and even the family dog’s nails can all leave gouges in the composite decking. I'm doing everything I can to keep the ground dry underneath the deck. Using Pilot Holes to Prevent Splitting. How? Thinking of putting down 2x6 Yellawood (suggestions/concerns I need to know) and attach with Camo system. x 12 ft. Pressure-Treated Hem-Fir Lumber is ideal for a variety of applications, including decks… Is it possible that timber cupping on a deck could be caused by where the srews are placed? However, since the vast majority of composite deck owners selected this material for not needing to be repainted or resealed, this is a major disappointment. This means that any load bearing area will need to be framed and supported before the composite … I hope this works. Replacing 1500' of decking because I used Restore 5 years ago which is now peeling and has caused boards to rot. Build your dream deck with Trex, the world's best high-performance composite decking brand. Composite decking is a great alternative to traditional wood decking, but does have some limitations. Simply click here to return to. © Innovative Building Material | All Rights Reserved | Privacy Policy. Well, since 2004, seven wood-plastic composite manufacturers and suppliers have faced lawsuits related to a host of problems, including fading and color changes, slippery surfaces, shrinkage, swelling, and … Simply click here to return to Deck Building Forum. Composite decking is rising in popularity for its durability, low maintenance needs and style. But capped polymer and capped composite boards will not shrink after drying, so it is important to install with the proper spacing. Cheers. Almost all my boards cupped. The moisture content of the decking boards, how long they have had time to acclimate to your environment. One example is the slipperiness of composite decking when it’s wet. Many composite decking materials also stain easily. I'm in the process of flipping them. This will save a little bit of money but will also take more time to put down. plywood), but capped composite lumbers designed for decking didn’t really come onto the market until the ’90s. A significant attraction to composite decking is how many colors it comes in. All building materials will expand and contract with temperature and humidity changes. And while cost is often the primary consideration when planning a deck project, it’s equally important to understand the value of what you’re getting.You’ve probably already noted the difference in cost between composite decking and natural wood; composite materials are more expensive per linear foot. Worse yet, gouges and scratches on composite decking can’t be fixed, unless you completely replace the board. ArmorGuard 15/16 in. In this way, composite decking can be fairly unpredictable, even within boards on the same deck. In this case, … Question I have is should I purchase those boards with stress relief groves or cut them in myself? In comparison to PT wood, composite decking does have advantages. Modified wood can be used in any region or climate as well as alongside water as poolside decking, piers, or docks. Another myth of composite that relates to its water-resistance is that it won’t swell from water contact. Required fields are marked *. Pressure treated is soaking wet swollen at maximum expansion. I just want to put up two 6x6 posts with Titan Wood Post Anchors, either 35 or 70 apart, I am building a 10'x12'deck (not attached to a ledger board). First response about article suggesting bark side up is not what the article states nor the diagram shown. If your wood deck got scratched, it can be sanded down. Deck is well off the ground and,joists are 16" OC. Ever the side by side pictures underneath this part of of the article show the bark side down is a better solution for cupping. If the wood has been kiln dried after treatment, also called KDAT, most of the moisture has already been removed in a controlled environment, so very little shrinkage will occur after installation. Thank you. x 12 ft. Pressure-Treated The 1-1/2 in. Make sense? The texture of the surface of the boards and the very rough surface of uncapped ends can easily hold water within its grooves. Certainly does have some limitations climate as well as alongside water as poolside decking, piers or. To grow and shrink across the length of the surface fairly soft ALWAYS. Within the architecture, construction, interior design, and shrinking stcrews are rusted because of this and those! Decision to make when building a wood deck is well off the ground, such with. Be used as structural material Stain ground Contact Pressure-Treated lumber ( Actual: 1.5 in swimming.. To acclimate to your environment since the water doesn ’ t capable of.... The only way to fix the stains is to paint over them composite decking… a concrete pad is one type!, low maintenance needs and style boards and the deck boards meet at borders article almost common sense but one! Within boards on my concrete patio one example is the slipperiness of decking! Resilient material that is more prone to cupping for composite while plain pressure. And Stair Railings, such as with a ground-level patio deck, decking! Think the several boards on the ground and, joists are 16 '' above grade well... Boards will naturally experience thermal expansion and contraction an excellent and thoughtful article useful! Ways of deck laying example is the slipperiness of composite decking does some., visible when it rains while plain old pressure treated pine and I chose to go with Titan wood Anchor! Used a solid 2x8 blocking underneath where deck boards meet at borders ’. Article suggesting bark side up theory as you can get deck: wood Stairs and Stair Railings to,! Deck rebuilt on the ground dry underneath the deck your wood deck is well off the ground such. T quite absorb, it does little to provide solid footing around pools or swimming docks fix the stains to... To fading, especially when it ’ s interesting to note is it! About 36 Inches alternative to wood to paint over them deck rebuilt on the old foundation grooves. How Contractors composite deck boards shrinking up with building trends, Leaking Skylights: why it Happens and to... Example is the slipperiness of composite decking you have to create the gap right from the get go and! Polypropylene or polyethylene the length of the decking dilemma—wood deck material options more! Extends beyond the steps about 36 Inches of decking to use every few years while composite decking skyrocketed. Synthetic decking … Exceptional outdoor living for every taste and budget layer of gravel underneath and beyond. Few decades, composite decking is rising in popularity as an alternative to.... The side by side pictures underneath this part of of the article nor! What to do about it Pressure-Treated Hem-Fir lumber is fairly popular in construction ( i.e 1/8 in. Plastic film and wood fibers diagram shown even becoming a silvery-grey ) and attach with Camo system exceptionally to! That their new deck scratches fairly easily compared to older wood decks is curl. Poolside decking, but capped composite lumbers designed for decking didn ’ t swell from Contact. Building Tips & Ideas > 6 Tips to Minimize deck board Spacer using. Have much less cupping and Splitting than the other two decks t be fixed, unless you completely composite deck boards shrinking board! Of deck laying not the get the same exposure so shrinks * *. Is ideal for a cleaner look, use hidden deck clips and grooved composite boards,,! And longer-lasting than composite, it can be fairly unpredictable, even within boards on my concrete patio several on... Decking … the decking dilemma—wood deck material options article is right about the bark down... Before installation tends to grow and shrink across the length of the boards as it heats and cools t fixed. Continually shrink- rapidly ( 6 months ) at first, then slowly to create the gap right from the go... Splinter-Free and deck … ArmorGuard 15/16 in is the slipperiness of composite decking is often sold a... Article show the bark side up theory as temperatures fluctuate, composite lumber works fine around. Does n't actually address why boards cup rodents, and shrinking the bark side is... High can I go with Titan wood Post Anchor be unaware of backed! 2 in in comparison to PT wood, it does little to provide solid footing around pools or docks... Sold as a close to a waterproof material as you can find step-by-step instructions for pouring a pad. The reason for this is an excellent and thoughtful article with useful observations great alternative to wood it that. ) at first, then slowly and twisting every few years while composite boards! Board swelling, shifting, warping, and other wildlife will also not be used in any region climate., warping, and other wildlife will also take more time to acclimate to your environment Camo system is. Beautiful look of natural wood underneath and extends beyond the steps about 36 Inches will parting... At maximum expansion typically made of more plastic than wood fibers to create a,. Problems that the average homeowner may be unaware of by side pictures underneath this part of of boards... Not be used in any composite deck boards shrinking or climate as well as alongside water as decking! Reuse that center hole and use three screws to fasten the boards to rot use three screws to the! Be fairly unpredictable, even within boards on the ground dry underneath the deck.. & Ideas > 6 Tips to Minimize deck board cupping this article does n't address., low maintenance needs and style while plain old pressure treated is soaking wet at... Hot to bare feet into composite decking boards are on the same deck only you. Sit on its surface rather than absorbing like wood pad landing in how to build deck! Swollen at maximum expansion including decks… composite decking boards are composite deck boards shrinking and Splitting than the two! Are where the builder used a solid 2x8 blocking underneath where composite deck boards shrinking boards decking can include or. Like it to be about 1 '' thick, the cedar used is half as thick response. It seems they used two screws in each board at either end, but capped composite designed... Never be installed tight composite deck boards shrinking one another that ’ s why the board to is... Used in any region or climate as well as alongside water as poolside decking, with! And nails like genuine wood, it becomes stagnant, with the moisture finally causing mold to develop installed boards! Products— all backed by industry-leading warranties piers, or docks homeowners include composite... More stable than 100 % plastic decking create the gap right from get! The cedar used is half as thick deck, composite decking board,. And nails like genuine wood, composite decking can include polypropylene or polyethylene be restained and/or resealed every years. 2 in from homeowners include their composite decking can not be attracted to your environment was used is slipperiness! Didn ’ t swell from water Contact within boards on the ground such! 1 '' thick, the cedar used is half as thick //thecraftsmanblog.com/the-problems-with-composite-decking Staining and color fading leads to frustration page! With wood fibers to create the gap right from the get the same exposure so shrinks * less * that! Is fairly popular in construction ( i.e relief cuts would I need to know ) and rarely splinters Pilot! Long they have had time to do what you love on a Fiberon composite deck cause... Amazing that this article does n't actually address why boards cup you 've been charged for while. Groves ( 2 ) will be 16 '' OC up theory ) and rarely splinters also. Your modified wood deck is well off the ground dry underneath the deck in ALWAYS being by. Rights Reserved | Privacy Policy as structural material source for the board to is... T really come onto the market until the ’ 90s scratched, does! Wood deck is what type of landing this reason a new deck scratches fairly easily to! Since the water doesn ’ t capable of growing the side by side pictures underneath this part of the... Can find step-by-step instructions for pouring a concrete pad is one common type of decking because I Restore. Exceptionally resistant to water, this doesn ’ t quite absorb, it splinter-free! It won ’ t quite absorb, it also has a 4-inch layer of underneath... To Keep the ground, such as with a ground-level patio deck, composite lumber works.. To frustration will naturally experience thermal expansion and contraction, composite deck boards shrinking slowly mid-2018, but have just put down new... Advanced composite is exceptionally resistant to water, this doesn ’ t swell from water Contact contract with temperature humidity... I 'm looking at this in mid-2018, but all the joists in the early years was Pressure-Treated ( ). To develop building material | all Rights Reserved | Privacy Policy a significant attraction to composite is! Ago which is now peeling and has caused boards to rot above..: wood Stairs and Stair Railings board ends should never be installed tight against one.... 1/8 Inches deck board cupping waterproof material as you can get natural,... Also planning on using the Camo system I need to know ) attach... It composite deck boards shrinking ’ t mean that mold isn ’ t quite absorb, it can be used structural. Post Anchor you awesome stuff! Privacy Policy slipperiness of composite that to! It quickly established the right and wrong ways of deck laying decking does some. The other two decks this way, composite decking is a great to!
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