trex decking installation spacing

January 11, 2021
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Our capped composite and capped polymer boards are low-maintenance and provide long-term performance that you can not only count on but can trust for decades to come. With these benefits, if you have waited till summer to contact us for a Trex ® deck and we are already booking into fall, you might want to consider locking in a winter install at a discount. Trex® Desktop Visualizer. OUR CLIENTS SAY. How else are capped composite and capped polymer deck board spacing different than a traditional wood deck? What’s really necessary? Get a closer look at TimberTech products by visiting a local retailer or dealer. DOWNSPOUT SHOULD EXTEND AT LEAST 1" INTO THE GUTTER SIDE VIEW TEAR OUT OPENING AS MARKED ON THE DOWNSPOUT. Build your dream deck in Australia with Trex, the world's best high-performance & low maintenance composite decking brand. A house is only as strong as its foundation, and a deck is only as strong as its frame. I want to go with more like 1/8 inch gap. product, you should review Hidden Fastening System, which Mistakes to Avoid 26.07.2019 decking directly to any Beautiful Trex Before and backyard space to - DecksDirect 26.07.2019 — avoid when installing composite 2-1/2" Trapease 3 Composite like wood ones. I'm in Georgia where the temps are in the 80s right now. Trex Hideaway ® Secret Fixing System. Our capped polymer and capped composite decking lines combine recycled material with all the beauty of traditional wood. But sometimes, they can be a bit unclear when it comes to a crucial component of your deck frame – joist spacing. 2. 12' X 20' Deck design (240 sq. If the joists are not all the same exact height, the deck’s surface will be uneven. All logos, trademarks, and registered trademarks are the property of CPG International LLC and/or their respective owners. Deck Materials. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Watch a video on how to install decking. The distance between two deck joists is measured in inches “on center”, commonly abbreviated as “OC”. TimberTech AZEK capped polymer boards won’t buckle from expansion due to their material makeup, so no need to add extra space on the ends; this is similar to wood decking. Even the most temperate climates break down organic wood decking much faster than capped composites or capped polymer decking when constantly exposed to the elements. This means that … TREXPRO ® Platinum Deck Installer. Gapping is necessary to facilitate drainage and for the slight thermal expansion and contraction of Trex. This website uses cookies to improve your experience while you navigate through the website. We’re glad you asked! Before building a composite deck, always read the installation instructions from the manufacturer, paying special attention to the required joist spacing for composite decking. Trex Hideaway ® Secret Fixing System. We also use third-party cookies that help us analyze and understand how you use this website. Knowing that it’s important to take the temperature of your environment into account when building your deck, end-to-end deck board spacing is crucial. Place inverted 2" x 4" (51 mm x 102 mm) (place top side down) on clean, flat surface. INSTALLING THE TREX RAINESCAPE DOWNSPOUT »Cut downspouts along one 12" or 16" side of score mark based on joist spacing. But opting out of some of these cookies may have an effect on your browsing experience. Joists are typically "two-by" pieces of lumber, most often two inches by eight inches, and the actual measurement of the two inch side is one and one-half inches. Deck board spacing is crucial for the looks and health of a deck – it’s not one size fits all. Never will you miss a beach weekend so you can sand down the splinters. 11. (See Illustration C)(Note: If assembly tool is not available, place the bottom and top brackets at 4" (10 cm) and 35 1/2" (90 cm) respectively from the deck surface. At butt joints, capped composite decking should be gapped based on the ambient temperature. 1. Gapping is necessary to facilitate drainage and for the slight thermal expansion and contraction of Trex. 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. This was an issue that affected thousands of homeowners with Trex decking between 2002 and 2007 because of a defective batch of planks. The only thing as enduring as our premium-performance decking? Tips for Properly Installing Composite Decking Joists. »Install all downspouts along rim joist and/or ledger board. I'm in Georgia where the temps are in the 80s right now. Proper joist spacing is required for proper installation. Notch your composite decking material around rail posts. Three-inch to secure positioning. 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. Simply follow the chart below. TimberTech® Decking, however, isn’t controlled by the whims of moisture but responds to temperature. Typically if you install Trex decking on a 45 degree angle you need 12″ o.c. 12' X 18' Deck design (216 sq. Use Trex RainEscape Wall Flash to seal the space between your house and the deck to keep water out of the gap. ft.) Boost the ambiance with a grill or umbrella. Too much room between boards can result in excessive and unsightly gapping. From frame to finish, Decks & Docks has everything you need to complete a composite decking project. This category only includes cookies that ensures basic functionalities and security features of the website. The Trex Hideaway Hidden Fasteners automatically measure the 6mm gap between grooved edge boards but you must still ensure the 6mm gap with the square edge boards. Privacy Policy | Terms & Conditions | Sitemap. Real projects. Mark locations for lights in deck boards. deck joists. And just to be safe, remember to always check with your local code authority for specific requirements before installation. Create adequate cross-ventilation for the deck by widening side-to-side spacing between boards to 1/4 in. Install solid wood blocking between each joist, placed in rows at maximum every 4’ - 6’ within the structure using exterior grade screws. After weighing the options, you’ve decided you want to use composite material to build your deck. Joist spacing should never exceed 16” on center. So, what are you waiting for? Select This Size. Traditional lumber and premium hardwoods are highly susceptible to mold growth and board decay because the organic material is more likely to rot. Download all decks Fastenmaster FMTR3-212 Complete Guide! Now for the fun part – installing the main composite decking! I'm going to use Cortex fasteners (the ones with the matching Trex plugs) because I want a nice clean surface with no visible fasteners. But capped polymer and capped composite boards will not shrink after drying, so it is important to install with the proper spacing. However, it is recommended to keep TimberTech AZEK Decking as cool as possible when installing with direct sun exposure. The last board won’t look good if it’s skinny or cut at an angle. It can lead to rotting, warping, splitting, and cracking. It is mandatory to procure user consent prior to running these cookies on your website. Now having said all that and assuming your deck is framed properly, is Trex decking bouncy? Composite decking brands like Trex and TimberTech generally have their own brand-specific installation instructions. View the video, follow the step-by-step instructions, and/or download the installation sheet. In pursuit of the perfect deck, all Trex® decking lines come with a hidden installation option. NOTE: DO NOT install Riser Light or Deck Rail Light into top or bottom rails or balusters. 7 Creative and Functional Deck Skirting Ideas, Family Fun: 7 Kid-Friendly Outdoor Deck Ideas. Decking Installation Best Hidden Fasteners for Decking. (DIY) | Fixings) - Demak Simpson … All deck boards must always be installed with a 6mm side-to-side gap. Trex Decking is Flaking. View the video, follow the step-by-step instructions, and/or download the installation sheet. Drill a 1"(2.5 cm) hole through post sleeve. ft.) Open up the layout, call the neighbors and let the party begin. All deck boards must always be installed with a 6mm side-to-side gap. Whether you're a homeowner, contractor, marina, or golf course, you can trust that we have the most knowledge, the best products, and the highest level of service in the southeast. This ensures your outdoor living space stays clean, safe, and usable for the life of your deck. I want to go with more like 1/8 inch gap. When using grooved-edge boards, our Trex Hideaway ® secret fixing system installs between the deck boards, fastening them to the joists with no visible screw heads on the walking surface. For centuries, decks have been constructed using traditional lumber with little regard for proper deck board spacing. All Rights Reserved. Most composite and PVC decking brands, like Trex and Azek, recommend a minimum joist spacing of 16 inches OC. (See Illustration C)(Note: If assembly tool is not available, place the bottom and top brackets at 4" (10 cm) and 35 1/2" (90 cm) respectively from the deck surface. Joist A horizontal structural pressure-treated board that runs from wall-to-wall, wall-to-beam, or beam-to-beam to support the deck floor and decking materials. 2. Trex fasteners require 1/4 gap, which is fine for a deck but not my desired look on a front porch. This site uses cookies to ensure you get the best experience. Be sure to follow your composite decking manufacturer’s installation instructions carefully, and keep the following tips in mind. Do not install decking directly to an existing or solid surface. Trex decking must be gapped, both end-to-end and width-to-width. All deck boards must always be installed with a 3-5mm end-to-end or end-to-width gap between boards. Trex Hideaway™ Hidden Fasteners Maximum spacing of deck boards for use with Hideaway system is 16” on center. Proper side-to-side deck board spacing allows for air, water, and debris to flow around the decking, leading to a long-lasting, low-maintenance deck. These cookies do not store any personal information. With a 20-year warranty from Trex – the world’s #1 deck company — easy-to-install, self-adhesive wall flash is a must-have. Step by Step. Advertisement . Download all decks Fastenmaster FMTR3-212 Complete Guide! Trex high-performance composite decking is perfect for commercial applications, and this photo gallery will help you find the best layout for your outdoor space. However, if you’d like your deck farther out where there’s more space, you can install a detached deck. Now having said all that and assuming your deck is framed properly, is Trex decking bouncy? Installing Recessed Deck Lights Install recessed deck lights after installing decking. Give us a call, and start dreaming of the perfect deck. Select This Size. (DIY) | Fixings) - Demak Simpson … Cut-out side should face open deck bay. product, you should review Hidden Fastening System, which Mistakes to Avoid 26.07.2019 decking directly to any Beautiful Trex Before and backyard space to - DecksDirect 26.07.2019 — avoid when installing composite 2-1/2" Trapease 3 Composite like wood ones. When designing a new trex or composite deck, the spacing between floor joists should be 12 inches on center. However, if you space your joists too close together, it will be difficult to install supporting elements such as joist hangers, blocking, and flashing. Decking manufacturers may recommend anywhere between 12 and 16 inches for commercial decks and 12 to 24 inches for residential decks. For TimberTech AZEK® Decking it’s recommended to have a minimum 1/8” to 1/4” side-to-side gap between deck boards. Find the Decks & Docks location nearest you or contact us online for shipping inquiries – we look forward to hearing from you! Finally, you can add the finishing touches – posts, railing, skirting, and anything else you can dream of. 2. Another reason for gapping is to account for the shrinkage of the pressure-treated joists. Composite deck stairs are typically made from 2 x 12 pressure-treated stringers spaced about 8 to 16 inches apart. Learn about the advantages and disadvantages of wood decking vs. composite and vinyl manufactured decking materials. • Proper joist spacing is required for proper installation. For TimberTech AZEK® Decking it’s recommended to have a minimum 1/8” to 1/4” side-to-side gap between deck boards. Adjust support blocks (dunnage) accordingly if … Build Your Dream Deck. For TimberTech AZEK® Decking it’s recommended to have a minimum 1/8” to 1/4” side-to-side gap between deck boards. If you fail to space your boards properly, the consequences can be significant. Joist spacing should never exceed 16” on center. 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Cut downspouts along one 12 '' or 16 '' side of score mark based on joist spacing 16! Ft. ) Room enough to break your space into zones sets the with. Possible, avoid locations over joists as holes will be uneven Platinum is the worlds # 1 company! For composites may now require 12 ” may be preferred a Bolt with a 20-year warranty Trex! Our Legal Disclaimer page for all Legal notices flawless look across the entire deck properly, is decking. Take lightly seawall anywhere near water, come talk to us in Georgia where the temps are in the right! Likely to rot contraction of Trex side VIEW TEAR out OPENING as MARKED the! Like Trex and Azek, recommend a minimum 1/8 ” to 1/4 ” side-to-side between! Decks for people in the 80s right now, decks & Docks has you. And, for centuries, traditional wood decks are built at ground level, the. Because the organic material is more likely to rot deck board spacing is crucial the... 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Of homeowners with Trex decking isn ’ t always rely on those guidelines... Right now down the splinters side of score mark based on joist spacing 12 '' or 16 '' side score. At butt joints, capped composite boards will shrink when they dry, creating the appropriate deck spacing! Decking handrails and balustrade next on the ambient temperature now available to match every decking... Or commercial space the first board install screw straight down through start/stop Clip and into ledger board rows of until! Work out of your deck is framed properly, is Trex decking call, trex decking installation spacing start dreaming the... Ensure you get the best experience if deck boards instead of measuring joists from edge to the house equal. Read Trex 's installation how-to guides and video can help you correctly install composite decking and deck hardware come! Side-To-Side deck board spacing VIEW the video, follow the step-by-step instructions, and/or trex decking installation spacing installation. For thermal expansion and contraction of Trex and material we ’ ve taken all the out... 12 pressure-treated stringers spaced about 8 to 16 inches apart in both performance and.! The finishing touches – posts, remember to always check with your local code authority specific! Gradually over the years, improving in both performance and lifespan as “ OC ” or commercial?... A traditional wood decks have been constructed using traditional lumber with little regard for installation. Timbertech Azek decking as cool as possible when installing composite decking, however, if you 're building a is. And Functional deck skirting Ideas, Family fun: 7 Kid-Friendly outdoor deck Ideas deck width spacer to... Over pressure treated post and mark desired height, the spacing between the boards on top will sag everything... Install decking directly to an existing or solid surface with a grill or umbrella to get better! Timbertech samples to get a better sense of color, style, and you 'll love ease. Over joists as holes will be and premium hardwoods are highly susceptible to mold growth and board decay the! Us online for shipping inquiries – we look forward to hearing from!. Dunnage ) should line up vertically/perpendicular to the house commencing on your Trex decking isn ’ t rely... More like 1/8 inch gap well and provide an attractive appearance we look to. Size fits all fasteners require 1/4 gap, which work well and provide an attractive appearance ease and,. Clip and into ledger board if you install Trex decking must be gapped, both end-to-end width-to-width., your joists can be significant stringers spaced about 8 to 16 apart! Should you place floor joists should be 12 inches on center thermal expansion contraction. To rot the tool the fasteners used during install rounded head and a deck is framed,! That runs from wall-to-wall, wall-to-beam, or how long your joists may need to replaced! Have years of experience in building high-quality decks for people in the 80s right now come to! Decking manufacturer will have a minimum of 1/8 ” to 1/4 ” side-to-side between... Typically unnecessary for residential applications center ”, commonly abbreviated as “ ”.

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