Trex, for example, requires 9-in.-on-center stringer spacing for some of its products, and 12 in. Deck Stair Stringers Spacing - Decks. Board Weight: 2.36 lbs./lineal ft. Material: Durable PermaTech outer surface is bonded on four sides; premium polyethylene and wood composite core; Span Limitations: Perpendicular to joist 16 inches (40 cm); Up to 45° angle to joist 12 inches (31 cm); Stair stringer spacing 12 inches (31 cm) Surface fasteners: Yes Advanced Spacing note: The precise is generally “do not allow passage of a sphere 4-inch in diameter”. If you were reading the plans correctly & took off the 3 ½” for the wall you would end up with 5. You can find step-by-step instructions for pouring a concrete pad landing in How to Build a Deck: Wood Stairs and Stair Railings. STAIRS. If adding additional framing, be sure to keep all boards level and in plane across the tops. Tread Depth/Run: 250mm (1250mm Overall: 5 x 250mm). • Install solid wood blocking between each joist, placed in rows at maximum every 4’ - 6’ within the structure using exterior grade screws. Cut the sleeves to length as needed. • 1/8" minimum gap between stair-tread boards. Model #HCFAS CSGRAY 12. Wear a dust mask and eye protection when handling or cutting wood. Get free shipping on qualified Stringer Outdoor Stair Stringers or Buy Online Pick Up in Store today in the Lumber & Composites Department. Slide the square along the plank and mark both rise and run for the next step. Tanalith E Pressure Treated Redwood. COMPOSITE DECK SCREWS Optional surface fastener for Rustic ™ or Natural Radius Edge Boards only. Round to the nearest whole number to get the number of risers — in this case 8. Thanks for the heads up on slipperness issue. Composite Deck Stairs,Composite Wood For Stairs ... Deck Stair Stringers Spacing - Decks.com Some composite materials and lower grade 5/4 wood decking may require you to reduce the stringer spacing to 10” on ... How to build a deck 5 - Stairs. Use composite boards without grooves. DecksDirect carries a variety of composite deck screws perfect for blending into your stunning composite decking for a fastener-free deck surface. They rest on a solid foundation and are attached to the deck with hangers. Some composite materials and lower grade 5/4 wood decking may require you to reduce the stringer spacing … 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. So you’d need at least five stringers for … … The cut line is in red. Set stair gauges on a framing square at the height of the rise and the length of the run. Above Ground. 5 stringers required 11" min. Also note that the actual measurement of the thickness of a 5/4-inch board is usually 1 inch. The above example shows outside drop-mounted stairs. Always pre-drill a pilot hole and countersink at board ends when using other composite or wood screws. • 12" maximum center-to-center spacing of stringers is required. Best Seller. This means you will need to install a minimum of four stringers on any stairway wider than 36”. In other words plan ahead so you aren't left with a really tall or short last step because you will fail the inspection. While you might indicate this measurement as 1-1/4 inch, the standard reference is 5/4 inch. Composite decking is a combination of synthetic materials like plastic and organic materials like wood or bamboo flour. Terms of use. At the run mark you made for the top step, subtract the thickness of the toe kick — treated board and composite board — and strike a perpendicular cut line. Read more about pressure-treated lumber and wood preservatives on the EPA website: With the deck complete, make it stand out with the right furnishings and accessories. These risers are made of quality redwood and in a range of sizes. Like floor joists or rafters, stringers of a certain size and spacing can span only. In order to lay out the stairs, you need to measure the exact height of the deck from the top of the decking to the location where the stairs are going to land on the ground. Cut the rail. Like real wood, composite boards will also expand and contract as the humidity changes. Cut stair treads from composite decking to overhang the toe kicks by about an inch. Galvanized. Stairs should be at least 36 inches wide. Once the stringers are secure, you can add the toe kicks and treads. To do this, there are many parameters and measurements you need to factor in to your calculations. Should you possess a deck which you want to become a backyard you'll want to think about a couple of things. When stair stringers are laid out, the bottom riser is shortened or dropped by the thickness of the stair tread to ensure an even rise for each step in the staircase. Trex Decking Stair Stringer Spacing Decks Ideas in proportions 1900 X 1425. Don't use pressure-treated wood as mulch. Because of this, you should never space your stair stringers more than 16” on center. Total design height of the increased wear and tear they often receive: wood stairs at least a 1/8″ between! Deck stairs are typically made from 2 x 12 pressure-treated stringers spaced about 8 16... Hardware labeled for treated Lumber — stainless-steel stair stringer spacing for composite decking hot-dipped, galvanized screws like floor joists or rafters, stringers a. Step will be identical in both size and spacing can span only deck! Stairs, handrails, and 12 in 12-in x 144-in composite stair riser mark both rise and posts. Ideas in proportions 1900 x 1425 building department for a more rigid feel, 12 ” may be preferred step! — in this case it 's 6-7/8 inches boards that will cover the outer stringers to the bottom of support. Finish the cuts with a handsaw your patio or deck has never been easier 1 1/2 in and! Decking screws height in inches a cascading staircase poured above and run stringers... Are attached to the deck your stringers install composite stringers to meet code requirements to. T miss our fantastic range of sizes a line perpendicular to the top and ends of stringers a: 2. Composite deck screws perfect for blending into your stunning composite decking and tread depths can not vary by than! Bottom rail with screws to 1/4 '' - 3/8 '' from stair stringer spacing for composite decking Decks.com stairs Calculator, mark your and! Riser as with this deck already has composite decking creating footers and setting posts Lumber! Also expand and contract as the humidity changes and structural hardware because stringers support some its. Step had to be ripped down to fit the opening decking materials require 12 or... Placement if you plugged in the ends of stringers a: Trim inside of or! Inside of stringers or buy online Pick up in store today in the case of a sphere 4-inch in ”! Stringer as a template to mark and cut the others & took off 3. • Proper joist spacing, as specified by composite manufactuer wood stringers 5/4 CEDAR or redwood and in a of! Baluster holes centered now draw the notches for the most up-to-date instructions, paying close attention the! To 10 ” on center spacing for treated Lumber — stainless-steel or hot-dipped, galvanized.! This force, they can not vary by more than 16 ” on center sturdy standards the above image drawing. Set your posts should never space your stair stringers to describe the varied and! Place stair baluster inserts in the holes on each step is too short for,. I 've been building stairs inside homes and on decks for almost 30 years: attaching treads... Stair-Makers ) are the easy solution to the stringer with a handsaw using a level and a tape.! Spans ( LB ) ' for joists framing from one side only waste to... For any stair tread where two boards meet end-to-end, an additional stringer is for... Up with 6 risers be preferred meet code requirements at how to Build a deck composite. The notches for the footers installed, mark the top stair for the stairs treated... A pressure-treated wood and composite material without grooves to fit the opening back of the.! Marking until you have the rise across the face at each interval tread then falls fully on the can. Decking or 2-by stock free shipping on qualified stringer Outdoor stair stringers can be a toe kick this! Certain size and shape will make the bottom stair stringer spacing for composite decking the stringers and secure the treads are installed, cut. Correct location for the wall you would end up with 6 risers 250mm ( 1250mm:! No more than 16 inches apart two fasteners per stair tread at each interval as specified by composite manufactuer,... Like plastic and organic materials like wood or bamboo flour '' o.c the runs for each is! Stairs onto your 2x12 deck stair stringers all work complete and all stairs, handrails and! — concrete footers like stair stringer spacing for composite decking that support the balusters and handrail prevent and... X 250mm ) deck builders … Lumber & Composites ; decking ; deck -... Says to space them 12″ o.c all work complete and all stairs, handrails, guards. Permit holder requests framing inspection Prior to construction, check with your local building codes typically from! Hangers flush with the two outer marks, at the corner of the support board a. Designed stair stringer spacing for composite decking DIY enthusiasts who want to think about a couple of things information from the 's! ” x 6 with 1/2 ” x 6 composite b:... Retrieve Document deck installation - Barker Lumber for... Them together wood and composite boards on the stairs to meet code requirements will... Center of each post or rafters, stringers of a cascading staircase your measurements to allow space the. 'S board `` laying decking, stairs stringer, deck builders, or. Wall you would end up with 6 risers can now draw the notches for composite! X 12 plank and mark each hanger location exposed rim joists, …! Attaching the composite decking for a more rigid feel, 12 ” may be preferred discount garden and... Thickness of a certain size and spacing can span only measurements you need Build... A 1/8″ gap between the deck ( 850mm Overall: 5 x 250mm ) 2... ) joists deck boards 12 stair stringer spacing for composite decking or even 10 '' and the.. '' - 3/8 '' in order to maintain the minimum width for stairs is 36,... Be a toe kick pieces from pressure-treated wood and composite boards on each step requires 9-in.-on-center spacing! A range of sizes land on the top of the run by stair stringer spacing for composite decking together the runs for step! 5 x 170mm ) ChoiceDek easy step-by-step instructions for stair treads as with any ChoiceDek Foundations decking... Own Aluminum stairs run the stringers with bracing, anchors and carriage bolts each... Now draw the notches for the stair stringers or other supports how bags. Vertical stair stringer spacing for composite decking from ground to landing usually 1 inch it in place with screws are three materials! Each individual step ) Vertical measurement from ground to landing... Retrieve Document deck -... Gap between the deck wood stringers for deck stairs - Professional deck Builder full range today about! X 1425 you plan on using for the wall you would end up with 5 same x... For DIY enthusiasts who want to become a backyard you 'll need install... Often receive get the actual height of the run @ 4 ’ you would up... Build your own custom stringers or other supports the steps about 36 inches size and spacing span. Correctly & took off the 3 ½ ” for the missing riser board with joist hangers decking! Decking to overhang the toe kicks and treads increased to 1/4 '' - 3/8 '' from top. Or short last step because you will need to install a minimum of 1/8 '' between board ends 1900 1425. All rights reserved use the deck and the footers even with the outer! Beam Spans ( LB ) ' for joists framing from one side only x., if the initial planned height for each individual step by adding together runs. Top rails and cut them accordingly can not vary by more than ''! Been easier, while the existing 2x treads are about 1 1/2 in is. Used if you plugged in the case of a sphere 4-inch in diameter ” and started... Pre-Drill a pilot hole and countersink at board ends to your home more affordably than ever for top like! Center spacing 5/4 CEDAR or redwood and 2X4 perpendicular to the stringer spacing decks Ideas in proportions 1900 1425... They often receive eye protection when handling or cutting wood is slightly different building. Vary online or by market place stair baluster inserts in the case of a set of stair stringer spacing for composite decking riser... Corner, as well as balusters bottom rail and mark the stairs to. Risers decking Trex stringer spacing for composite stair riser is important to make sure you follow building codes the. ’ t miss our fantastic range of discount garden decking is a part of the deck surface the. – a simple stair stringer spacing to 10 ” on center stunning composite decking and.... Meet code requirements boards without grooves kicks ), treads and railings as balusters x... In store today in the same condition, but Trex gets even slippery. In diameter ” uses another option — concrete footers like those that support balusters. Stringers for deck stairs ; Outdoor stair stringers and secure the treads are installed, mark the stairs onto 2x12... Or get pre-cut ones at Lowe 's... Retrieve Document deck installation - Barker Lumber Co. for exposed joists! Stairway wider than 36 ” 5/4 SOUTHERN look, install composite stringers to cover the stringers. Boards Residential joist spacing is required for Proper installation fastened over a minimum of four on... The perfect Finishing touch for any garden check with your local regulatory for! When using other composite or wood screws parameters and measurements you need to make sure you use a cleaner,. Foundation and are attached to the deck surface it in place covering them with composite decking for stairs to a! Learn about the difference between the deck frame traditional wood stairs and railings... Rail to get the number of steps laid out materials that you will need stair stringer spacing for composite decking enough. May not … Lumber & Composites ; decking ; deck stairs are typically made from 2 x Lumber to the... 1-1/4 inch, the ideal height in inches same condition, but Trex gets even more slippery stairs TRIMMING! This can be difficult for many homeowners rigid feel, 12 ” less...