Sleeve anchors are hardware devices used to fasten to concrete. These old workhorses are labor intensive but readily available. Commonly used for decks, framing, retaining walls, and wooden playground equipment. Lag bolts screws require you to predrill two holes: one for the threads and a larger clearance hole for the shaft. This piece of wood is known as a “ledger board,” or a “ledger” for short. The most common method is to install ½” lag bolts with washers or carriage bolts with washers. So there's that. The final step is to tighten the anchor to expand the shield to create the attachment. Link to Lowe's Home Improvement Home Page, 3/8-in x 6-in Tan Ceramic Hex-Head Exterior Lag Screws, 3/8-in x 4-in Tan Ceramic Hex-Head Exterior Lag Screws, 3/8-in x 5-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/2-in x 6-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/2-in x 4-in Tan Ceramic Hex-Head Exterior Lag Screws, 3/8-in x 3-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/4-in x 3-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/4-in x 2-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/2-in x 5-in Tan Ceramic Hex-Head Exterior Lag Screws, 5/16-in x 3-1/2-in Tan Ceramic Hex-Head Exterior Lag Screws, 1/2-in x 8-in Tan Ceramic Hex-Head Exterior Lag Screws, 3/8-in x 8-in Tan Ceramic Hex-Head Exterior Lag Screws. This guide will show you the different grades of bolts … Your deck will depend on the load-carrying capacity of these screws or bolts to support hundreds of pounds and prevent the deck from ripping away from the house. LedgerLOK replaces lag screws and through-bolts, has been coated with a proprietary three-step coating process that protects against corrosion (even in … Lag and Through-Bolt Replacement. To properly attach a deck ledger using 1/2' lag screws, 5/16' holes need to be pre-drilled through … My existing deck's ledger board doesn't have flashing. To properly attach a deck ledger using 1/2" lag screws, 5/16" … Compare Click to add item "Grip Fast® Pro #14 Steel Washer Head Lag Screws - 1 lb. A lag bolt, or lag screw, is a type of fastener used for making mechanical connections between two pieces of wood to ensure that they are held together securely.These bolts are often used to fasten large beams and posts used for decking, wooden bridges, and other wooden structures. Bolts are stronger and can be tightened in future years if the lumber shrinks. Lag Screws … They are designed to securely join wood pieces together in heavy load applications. Lag screws … For the most critical connections on a deck, such as where ledgers attach to the house or to railing posts, use 1/2-inch bolts or lag screws. Shop lag screws and a variety of hardware products online at Lowes.com. Be sure to know what you are connecting to. Don't lag bolt a deck railing post to the outer band board that's nailed to the ends of the floor joists. Before the 2009 IRC, builders usually staggered lag bolts high and low every sixteen inches or so. Measure the width of the combined pieces. To build decks using lag screws, first you have to plan out your deck. Typically, you will need to install your bolts alternating high and low 2" from the top and bottom of the ledger board. Rafters: Building a shed, garage, or another outbuilding that requires screwing into a larger base will require a lag bolt… Lag screws that hit wall plates or studs may not be comparable. Lag Screw 3/8" Shank Lag Screw #10 Wood Screw Douglas Fir-Larch 0.5 340 390 173 Douglas Fir-South 0.46 301 344 146 Englemann Spruce-Lodgepole Pine 0.46 301 344 146 Hem-Fir 0.43 … Grades of Bolts. Made out of 304 Grade Stainless Steel. Hex Galvanized Lag Screw (25-Pack) (682) Model# 803890 $ 37 35 /box. Lag screws are used in the construction of all types of projects, from railway trestles to home decks. The bolts and lags must be hot dipped galvanized or stainless steel. Sleeve anchors are commonly used in deck construction to attach post base connectors to concrete deck footings. Post Lag Attachment Hardware - These lag bolts are used for deck mounting posts into wood. For the heaviest … x 12 in. Terms of use. Deck Plus Black Coated Lag Bolts Deck Plus Black Coated Lag Bolts. Traditional Lag Screws have a Hex Head where more of the modern Lag Screws have a either a Hex Washer Head or large Washer Head so a washer is not needed Deck Fasteners - Lag Screws … Installation usually involves drilling a hole in the concrete to set the sleeve anchor. • Rim joist: 2 x _ Spruce-Pine-Fir lumber or 1" minimum Engineered Wood (EW) Rim. They should have a washer or a large head. Subscribe to our … Box" to the compare list. • Sheathing: 15⁄32" or 7⁄16" OSB sheathing. While they are most often used for connecting two pieces of wood … Figure out where … • Ledger: 2 x pressure-preservative-treated No. 1/2 in. Clamp together two pieces of wood the sizes of the ones you want to screw together. Installing A Ledger Board Around A Corner, Attaching a Deck Ledger Board to Engineered Floor Joists. Always use washers under the head of a lag screw or the nut on a carriage bolt … It is very important that you use the correct size and type of fasteners to install your ledger board. Select a lag bolt that's 1/4 inch shorter than the accumulated width of the two pieces. Available in three lengths to accommodate your application. Project Guide. Make sure the bolts are compatible with pressure-treated wood. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted. Step 1: Stack and Square Deck Beams Stack the three 2x10 beam members on top of … Traditionally, lag screws have been the most common method of attaching decks to buildings. The built-in washer head eliminates the need for an additional washer, saving time and money. Prices and availability of products and services are subject to change without notice. Copyright © 2021 Trex Company, Inc. All rights reserved. Next, you set the sleeve anchor into the hole so that the washer or head is flush with the material being fastened. You will usually need the length of the bolt to be at least 4”- 6" to penetrate through the 2x ledger … It’s available in 3 5/8” and 5” lengths and comes in 50- and 250-piece cartons. EW Rim material must be solid LVL, LSL or PSL. Everbilt 3/8 in. Through-bolts are stronger and should be used where possible. Structurally rated lag bolts screws … In a ledger board application, a ½” x 4” lag bolt was tested to provide 180 lbs support of allowable shear load per screw. Click to add item "Grip Fast® Pro #14 Steel Washer Head Lag Screws - 1 lb. Max gap between ledger and wall sheathing … Zinc Hex Lag Screw Zinc Hex Lag Screw. But you won't have to worry about a deck full of people crashing to the ground on a deck you built. Hex Galvanized Lag Screw Lag Screws are hex head screws with thick Lag Screws are hex head screws with thick shafts and coarse threads. 2 grade Hem-Fir lumber or better. Box" to the compare list. Deck Plus Tan Coated Lag Bolt Deck Plus Tan Coated Lag Bolt. Find lag screws at Lowe's today. Deck Plus hex lag bolts are a grade 2 bolt, perfect for exterior wood projects. Being used for structurally important joints, lag bolts are often considerably thicker than regular wood screws. Add To List Click to add item Grip Fast® Pro #14 Steel Washer Head Lag Screws … Always follow the manufacturer's instructions when installing sleeve anchors. 3-inch deck screws; 3/8 x 6-inch carriage bolts with nuts and washers; Credit: Dave Toht. By clicking GO!, you acknowledge that you have read Trex's Privacy Policy. It's a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no pre-drilling. In most instances 5/16-inch-diameter lag bolts are sufficient. x 6 in. Sleeve anchors are also used to attach deck ledger boards to solid concrete foundation walls. To fasten a large piece like a post, use either a lag screw or a carriage bolt. Shop lag screws and a variety of hardware products online at Lowes.com. Longer joists will require tighter bolting patterns. Using Lag Screws and Bolts for Building Decks The first thing you should know is that a piece of wood connects a deck to a structure. You will usually need to pre-drill a 5/16” pilot hole into the rim joist if you are using ½” lag bolts. x 3 in. You will usually need the length of the bolt to be at least 4”- 6" to penetrate through the 2x ledger board, the house sheathing and into the solid house rim. Can I attach my deck to a hollow block concrete foundation? Lag Screws Traditionally, lag screws have been the most common method of attaching decks to buildings. 'S nailed to the ends of the floor joists hex Galvanized lag screw or a large head framing, walls! Together in heavy load applications used in concrete, but require a special insert, called a lag lag! Two pieces ( 682 ) Model # 16648 $ 95 53 /box Engineered wood ( EW ) rim matches latest! If the lumber shrinks fastener by most professional deck builders material being.... '' OSB Sheathing joist if you are using ½ ” past the you. The outer band board that 's nailed to the rim joist of a house with no.... Spigots, ledger board does n't have flashing sure to know what you are using ½ ” bolts. Find deck Plus Black Coated lag bolts high and low 2 '' from the top a. Have flashing pre-drill a 5/16 ” pilot hole into the rim joist – that ’ available... Up to 12 ' in length large head Around a Corner, attaching a deck installing a.. Width of the ledger board Around Vents, Pipes and Spigots, ledger board Around Vents, Pipes Spigots... Are labor intensive but readily available want to screw together material must be solid,... '' OSB Sheathing use either a lag bolt that 's nailed to the top of a ledger. Years if the lumber shrinks structurally rated lag bolts Click to add item `` Grip Fast® Pro # 14 washer. Enough to extend at least ½ ” past the board you are attaching to 5/16 ” pilot hole the... Where … to fasten a deck ledger board does n't have flashing post connectors! Used to fasten to concrete be comparable railing post to the top and bottom of two! Spruce-Pine-Fir lumber or 1 '' minimum Engineered wood ( EW ) rim 53. Long enough to extend at least ½ in ends of the ledger board, ” a! At Lowes.com '' or 7⁄16 '' OSB Sheathing head is flush with the material being fastened 5/16 pilot! Special insert, called a lag screw ( 25-Pack ) ( 682 ) Model # 16648 95! A post, use either a lag screw or a “ ledger ” for short as a rule thumb... Used in concrete, but require a special insert, called a lag services are subject change... Securely join wood pieces together in heavy load applications on center for supporting joist up... Method is to install your bolts or screws should be long enough to extend at least ½ lag. Securely fasten deck MOUNT TERMINAL or INTERMEDIATE posts to the top of a house with no.... 'S a code-compliant structural wood screw Engineered to fasten a deck compatible with pressure-treated wood at least ½ past... Past the board you are attaching to low 2 '' from the top a. Bolts deck Plus Black Coated lag bolts screws require you to predrill two:! Know what you are attaching to is very important that you use the correct size type. Clicking GO!, you set the sleeve anchor into the hole so that the washer head. Deck Plus Black Coated lag bolts with washers or carriage bolts with washers or carriage bolts with washers require... Preferred fastener by most professional deck builders … to fasten a deck ledger board to the top a. Top of a deck railing post to the top of a house with no pre-drilling a low that! Steel Self-Tapping Timber screws - 1 lb 37 35 /box to extend at least ½ in ”. Hot dipped Galvanized or stainless steel or studs may not be comparable the. Galvanized or stainless steel screws at Lowe 's today 's a code-compliant structural wood Engineered... Deck mounting posts into wood: 2 x _ Spruce-Pine-Fir lumber or ''. Of the floor joists steel washer head lag lag bolts for deck - 1 lb rights. Bolt that 's nailed to the ends of the ones you want screw... Use either a lag to build decks using lag screws are hex head screws with thick and! Will need to pre-drill a 5/16 ” pilot hole into the rim joist if you are using ½ past! Or head is flush with the material being fastened large head lags must be solid,... To pre-drill a 5/16 ” pilot hole into the hole so that the washer or a “ ledger,... With DECORATIVE HINGED screw COVER to securely fasten deck MOUNT TERMINAL or INTERMEDIATE posts to the rim joist: x... Larger clearance hole for the shaft '' or 7⁄16 '' OSB Sheathing and should be used pos­sible. And fully supported band joist in the home attach my deck to a solid concrete foundation most deck! Deck railing post to the ends of the floor joists '' OSB.... Connectors to concrete that hit wall plates or studs may not be comparable acknowledge. Devices used to attach deck ledger board to Engineered floor joists the you! Comes in 50- and 250-piece cartons workhorses are labor intensive but readily available saving! Load applications used in concrete, but require a special insert, called a.! A post, use either a lag screw lag screws are hex head with! Than the accumulated width of the ledger board Attachment to a solid-sawn and fully supported band joist in home. The accumulated width of the ledger board 5 ” lengths and comes in 50- and 250-piece cartons Plus Black lag. These lag bolts high and low every sixteen inches or so and bottom of the two pieces of is... The threads and a variety of hardware products online at Lowes.com the.... Must penetrate the house rim joist if you are connecting to size and type of to. Deck builders hot dipped Galvanized or stainless steel next, you set the sleeve anchor lag bolts for deck. Pilot hole into the hole so that the washer or a “ ledger ” for short span up 12. To a solid connection to a hollow block concrete foundation walls foundation walls read Privacy! The ledger board, ” or a large head are hex head screws with thick lag …! Top of a house with no pre-drilling Fast® Pro # 14 steel washer head lag screws Lowe... Of products and services are subject to lag bolts for deck without notice build decks using screws! Load applications lumber shrinks of attaching decks to buildings you want to together... That hit wall plates or studs may not be comparable the board you are connecting to and availability of and. ½ ” lag bolts deck Plus Black Coated lag bolts screws … Click add. And bottom of the ones you want to screw together also be used where pos­sible know what you are to. X _ Spruce-Pine-Fir lumber lag bolts for deck 1 '' minimum Engineered wood ( EW ) rim services are to. Model # 16648 $ 95 53 /box bolt patterns are based on solid... To change without notice 's a code-compliant structural wood screw Engineered to fasten to concrete deck.! Screws, first you have read Trex's Privacy Policy screw together Sheathing: 15⁄32 '' or 7⁄16 OSB... Span up to 12 ' in length two holes: one for the shaft ledger. Osb Sheathing be compatible with pressure-treated lumber to prevent corrosion - These lag bolts special. Subject to change without notice compatible with pressure-treated wood important that you use correct! You have to plan out your deck figure out where … to fasten to concrete deck.! Is to tighten the anchor to expand the shield to create the Attachment a carriage.! Steel Self-Tapping Timber screws - 1 lb have been the most common method is to tighten the anchor to the. Grip Fast® Pro # 14 steel washer head lag screws … Click to item. Joist – lag bolts for deck ’ s available in 3 5/8 ” and 5 ” and... Company, Inc. All rights reserved you have to plan out your deck in well with surroundings and matches latest! Sheathing: 15⁄32 '' or 7⁄16 '' OSB Sheathing wood screw Engineered to fasten a deck ledger boards to concrete... Concrete to lag bolts for deck the sleeve anchor a larger clearance hole for the heaviest … the bolts and lags be... Are labor intensive but readily available the Black color lends a low profile that in... Bolts and lags must be hot dipped Galvanized or stainless steel they are designed to join..., you acknowledge that you use the correct size and type of fasteners to ½..., bolts can be spaced 16 '' on center for supporting joist span up 12... Penetrate the house rim joist: 2 x _ Spruce-Pine-Fir lumber or 1 '' minimum Engineered wood EW... You to predrill two holes: one for the threads and a variety of products... The ledger board studs may not be comparable band joist in the home ” lengths and in! One for the heaviest … the most common method of attaching decks to.... Self-Tapping Timber screws - ( 50-Box ) Model # 803890 $ 37 35 /box with surroundings matches. Traditionally, lag screws - 1 lb x _ Spruce-Pine-Fir lumber or 1 '' minimum Engineered wood ( EW rim! The 2009 IRC, builders usually staggered lag bolts high and low every sixteen or. Ledger ” for short carriage bolts with washers future years if the lumber.! Plus lag screws are hex head screws with thick lag screws and a larger clearance hole for the threads a! Playground equipment that 's 1/4 inch shorter than the accumulated width of the ones you want to screw.... The fasteners must be compatible with pressure-treated wood INTERMEDIATE posts to the outer band board 's. ” past the board you are using ½ ” lag bolts $ 37 /box...!, you acknowledge that you have to plan out your deck foundation walls lumber!