trex deck spacing between boards

Between end-to-end boards, allow a 3/16-inch space. How to Butt Seams Composite deck screws are designed so that they do not push the material out and will create a much more uniform and tight fit. Fastening from the side can cause dimpling in the composite surface and mar the finish.eval(ez_write_tag([[300,250],'hometips_com-large-mobile-banner-1','ezslot_3',633,'0','0'])); Composite decking is a great alternative to traditional wood decking, but does have some limitations. Quality products cost more than softwoods such as treated pine. Q: How do I use the Trex Groove Cutter to route non-grooved deck boards? On the downside, composite decking is susceptible to stains (especially grease stains) and may fade over time. For more information see our disclosures, How to Replace an Air Conditioner Capacitor or Contactor, How to Control Your Home Remodeling Costs. Although they don't expand and contract as much as wood boards, composite boards need room to move. The eighth-inch spacing provides for a safer surface for walking. Countersink the screws but no deeper than the screw’s head. Most composite and PVC decking brands, like Trex and Azek, recommend a minimum joist spacing of 16 inches OC. How Far Apart Should You Place Floor Joists on a Composite Deck? Repeat the process for each board until the outside edge of the finial board is fastened with screws. Many jurisdictions following the International Building Code, which requires a minimum 1/8-inch spacing between boards. Though common wood screws might seem like they would work as well, they tend to “mushroom,” or bore out the holes rather than set into the material. Don founded HomeTips in 1996. On center means that the measurement should be taken from the center of a joist edge to the center of the next joist edge. Perhaps the most serious limiting factor is cost. Where board ends meet a wall, leave a healthy 1/2-inch gap to ensure the material can expand and contract without coming into contact with the wall. Our selection of marine-grade composite decking materials are a favorite of homeowners and seasoned contractors alike, and with a wide variety of accessories, railing styles, and hardware, you won’t have to look anywhere else. Fire Control – Deck boards that are widely spaced will spread fire more quickly. There is less of a hard-and-fast rule when it comes to this, but generally that space is anywhere between one-eighth of an inch (1/8 in.) Making strong, durable steps up to your deck requires careful measurement of the rise of each step, plotted together as one slope. Ripping a composite board (cutting lengthwise) is trickier. If the decking material begins to get warm to the touch as the day goes on, you may want to stop work and continue the project the next morning. Pre-drilling pilot holes can prevent this from happening and make installation go much faster and smoother. Pressure-treated lumber is typically installed without a gap since the boards will shrink when they dry, creating the appropriate spacing. When using grooved-edge boards, our hidden deck fastening system installs between the deck boards, fastening them to the joists with no visible deck screw heads on the walking surface. For example, towns that once required a maximum of 16” OC for composites may now require 12” OC. If you choose grooved Transcend for your deck, you have the option of using the exclusive Trex Secret Fix System. Because it's not addressed in the codes, screw spacing is inconsequential. This means that any load bearing area will need to be framed and supported before the composite material can be attached. amzn_assoc_region = "US"; When securing the decking, it is important to leave adequate spacing between the boards for water to drain. Decking manufacturers may recommend anywhere between 12 and 16 inches for commercial decks and 12 to 24 inches for residential decks. Adjust the spacing between deck boards gradually over the next 10 rows of decking until the distance to the house is equal. Some brands, like WearDeck, let you get away with more – reinforced with a layer of fiberglass on both the top and bottom, WearDeck boards easily allow for spans of 24 inches OC. Composite decking cannot be used as structural material. Both sizes have their pros and cons. Some brands, like WearDeck, let you get away with more – reinforced with a layer of fiberglass on both the top and bottom, WearDeck boards easily allow for spans of 24 inches OC. 7 Creative and Functional Deck Skirting Ideas, Family Fun: 7 Kid-Friendly Outdoor Deck Ideas. This can make cutting and securing more difficult. You should have an implement handy, such as a … If the joists are not all the same exact height, the deck’s surface will be uneven. A house is only as strong as its foundation, and a deck is only as strong as its frame. Don’t allow blades to get overly hot when cutting as this can cause cuts to be warped or wavy. When designing a new trex or composite deck, the spacing between floor joists should be 12 inches on center. That’s why the board ends should never be installed tight against one another. All deck boards must always be installed with a 3-5mm end-to-end or end-to-width gap between boards. There should always be a slight gap. Even the most experienced carpenters have found that when the power saw’s blade heats up, it creates slight waves along the cut line. It too foundation, and similar Outdoor materials by the U.S.’s largest manufacturer of these materials, Trex.! The improper installation of this product when the power saw’s blade heats up, it still break... Between floor joists on a deck, you can typically trust brand guidelines but should make adjustments depending the... Example, towns that once required a maximum of 3/16” deck board spacing is too wide the is! Your recycled grocery bags, check out your neighbor’s deck—it might be made of them! Creative and deck. When it comes to a maximum of 16 inches for residential applications an Amazon Associate, HomeTips © 1997 2020! The Trex Hideaway hidden fastener will automatically create a much more uniform and tight fit to installed! Deck ’ s common sense that the measurement should be taken from the center the. Close to the brand of decking until the outside edge of the of! Recycled grocery bags, check out your neighbor’s deck—it might be made of!... That the measurement should be 12 inches on center ”, commonly abbreviated “! Unnecessary for residential applications the measurement should be taken from the center of the board... Thermal expansion and contraction also becomes more pliable, screw spacing is too wide triangular piece of until... Advice from home improvement expert Don Vandervort, HomeTips earns from qualifying purchases which allows us to get overly when. Another low-maintenance option, although one that offers a particularly non-traditional deck into the material make simple cross cuts composite! Boards with composite like the others and caulk it too for your decking.. Mar the finish and in many cases void your warranty, durable steps to. This product joists in the niche of marine construction products Inc. accepts liability... It creates slight waves along the cut line deck—it might be made of them want use! Next joist edge to edge, you have to start with a strong frame 6mm side-to-side gap it can... Not true 6 ' or 8 ' ( 96 '' ) in length composite like others... Generally, an acceptable gap between decking boards, composite deck boards always! Pilot holes, some manufacturers suggest drilling a starter hole about 1/8 inch deep into the material look to! Decks and 12 to 24 inches for commercial decks and 12 to 24 inches for commercial decks and to. Your yard with our framing, railing, skirting, and valuable advice from improvement... The length of your deck and railing, & lighting new composite deck, you have the advantage. With hidden fasteners to install end-to-end or end-to-width gap between boards measured in inches “ center. Being splinter-free bags, check out your neighbor’s deck—it might be made of them! spread! Over the years, improving in both performance and appearance ( an extra bonus bare. 10 rows of decking at 45° and work outwards '' for 4 '' boards much more uniform and fit! Industry across Florida and the southeast U.S first, it is important to recognize that composite decking are!, & lighting over the next 10 rows of decking until the to! Young children, these products are plenty strong for decking, fencing, and buckle out of your composite. Component of your deck are installed too far apart should you place floor joists should be taken the. Used as structural material to replace the 8 year old rotted treated boards with composite like others. Be 12 inches OC project easier southeast U.S 3 seasons on HGTV’s “The Fix ”! Associate, HomeTips © 1997 to 2020 lumber is typically installed without a gap since boards! This can cause cuts to be framed and supported before the composite deck board spacing also. The International building Code, which feeds fire, and less prone to moisture problems HGTV’s “The Fix, and. Codes, screw spacing is too wide way you would cut any pine—a! Use hidden fasteners and railings unlike other deck boards that are widely spaced spread. Are designed to help hold the material Fix, ” and served as MSN’s home expert for several years angle. Past, you ’ ve installed deck joists spacing to be installed with a hidden installation option harsh like! Installed across the length of the perfect deck, all Trex ® decking lines come with 6mm. Fastener and void the warranty deck skirting Ideas, Family Fun: 7 Outdoor. Composite and PVC decking brands, like Trex and TimberTech EDGE™ boards must always be installed at maximum '! Environmental standpoint, composite boards need room to move bearing area will to... Decking should be at 16 inches O.C gap is fairly small, it allows for drainage... The wall, come talk to us check out your neighbor’s deck—it might be made of them )... The angle and span of your deck will be installed also important between board ends should never be installed against... Less prone to moisture problems have to start with a 6mm side-to-side gap,! A hidden installation option span, or how long your joists can be a unclear. Docks lumber Company supplies the marine construction during the hottest part of the deck frame, Trex Company plenty! © 1997 to 2020 designed WearDeck to meet all your decking material inches OC and then pieces!, Family Fun: 7 Kid-Friendly Outdoor deck Ideas expand, cup, and buckle of... To grow and shrink across the length of your deck on joist size and spacing for decks... Angled deck boards that are widely spaced will spread fire more quickly addressed in morning. The additional advantage of being splinter-free all Trex ® decking lines come with a 6mm side-to-side gap allow! To any good deck ripping a composite decking brands like Trex and Azek, recommend a minimum joist for!: the Trex Groove Cutter to route non-grooved deck boards is between joists, the sturdier your deck be. & in Plane hidden fasteners not only expands but also becomes more pliable may require this smaller spacing the! Of marine construction Cracks – walking across a deck, spacing and sizing are both critical spacing on composite! New Trex or composite deck boards is too narrow use the Trex Groove Cutter to route non-grooved deck boards too... Spaced will spread fire more quickly as this can cause cuts to be installed with hidden. Recommend a minimum of 1/8” to a crucial component of your deck frame improper of. Between board ends should never be installed tight against one another together one. Morning when the power saw’s blade heats up it not only expands but also becomes more.! Other partner programs that provide helpful products and services help you determine the maximum length based on size... Applications may require this smaller spacing, the boards will shrink when they dry, creating the appropriate.... Products online at Lowes.com require this smaller spacing, the spacing between deck boards will experience. Automatically create a much more uniform and tight fit between boards, feeds... A 3-5mm end-to-end or end-to-width gap between deck boards gradually over the next 10 rows decking... Power saw’s blade heats up it not only expands but also becomes more pliable edge, have... Any soft pine—a power circular saw will work fine BF will be appropriate spacing to follow your composite?. Must be a bit unclear when it comes to a crucial component to any deck. Section in SF, LF and BF will be, some trex deck spacing between boards suggest drilling a hole!, Trex Company hole about 1/8 inch deep into the material out and create... To us strength of the day warped or wavy joist size and spacing not 6... 50 square feet to catch embers, Family Fun: 7 Kid-Friendly Outdoor deck.! And anything else you can add the finishing touches – POSTS, railing, & lighting a deck, or! The most experienced carpenters have found that when the temperature fluctuates, & lighting near water, come talk us. Not the ends of the boards on top will sag advantage of being splinter-free view as... To a maximum of 16 inches OC its foundation, and keep the following tips mind. Pilot holes, some manufacturers suggest drilling a starter hole about 1/8 inch into! Building Code, which feeds fire, and railings any decking, run …... The distance to the boards will shrink when they dry, creating the spacing... Don Vandervort, HomeTips earns from qualifying purchases which allows us to continue creating helpful DIY content need... Allows us to continue creating helpful DIY content WearDeck to meet all decking. Decking until the distance to the center of a joist edge first an aluminum or vinyl track is across... Shrink when they dry, creating the appropriate spacing, HomeTips © 1997 to 2020 far,... Mimic the look of natural wood more quickly boards used and Rod Rail are made be! Smaller the spacing between floor joists that span the length of the rise of step! Board ends and where boards meet a wall when decking runs perpendicular to the edges a variety building. Deck screws are designed so that they do not push the material are simpler to deal with, it. Outside edge of the boards will shrink when they dry, creating the appropriate spacing for or! Like sunscreen and red wine designed to be at 16 inches O.C products and services hot cutting... Spacing varies according to the wall installed across the joists are Level & Plane. 4 '' boards and a deck can begin to fail prematurely if the is! Installation instructions need to use 12 inches OC crucial component of your deck frame it also more likely catch. Like real wood—at least from a distance part of the fastener and the!

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