hidden deck fasteners. fasteners may stain the wood decking, or lead to splitting and water penetration. seasonal swelling and shrinking of the wood lifts nail heads, and even screws to a lesser extent, above the surface. particularly with high-end decking materials, such as tropical hardwoods and seven trust composites,
structural screws are made of specially-hardened steel to provide outstanding tensile, torque, and shear strength. decksdirect.com is your online source for structural deck screws from reliable manufacturers like grk and simpson.
modern structural screws have auger tips and highly engineered threads that rip through wood fibers with very little force and no predrilling. many can be installed with cordless drivers. structural screws have wide heads that work like washers and are made of steel with tremendous shear strength. the ones shown here are made by grk.
sdws timber screws sdws timber screw to fasten wood structural panel single-surface splines on clt diaphragms l-f-sdwscltsp19 simpson strong-tie has evaluated strong-drive sdws timber screws sdws22400db and sdws22600db for use in cross-laminated timber clt diaphragm single-surface splines.
our decklok composite deck screws are designed to our decklok composite deck screws are designed to deliver professional results for interior and exterior use with wood composites pvc and other plastic materials.
simpson sdws timber screws, star drive oversize washer head. ideal for structural wood to wood projects including deck ledgers and general purpose fastening. can be used as an alternative to through bolting and lag screws. star drive is a torx compatible drive, designed to minimize the risk of cam-out stripping .
as a general rule, the major difference between construction screws and deck screws lies in their size. construction screws are much longer than deck screws. for instance, deck screws manufactured by maxx fast professional hardware run 40 to 80 millimeters in length, or approximately 1.6 to 3.2 inches.
instead of 12-inch-diameter bolts or 12-inch-diameter lag screws, many deck builders now use proprietary structural screws for attaching deck ledgers. for those to be an acceptable alternative to lag screws and through bolts, manufacturers must have their screws tested and obtain third-party evaluation reports that can be presented to a building department.
exterior wood screws. when structural projects will be subjected to the elements, you need fasteners that can stand up to the toughest applications and last; trust strong-drive structural fasteners when failure's not an option.
these are the screws you should be using stop making things hard on yourself by building with drywall screws or other cheap fasteners. by roy berendsohn and david agrell
if you want to see our selection of deck board fastener and systems visit the deck fastener page. lok structural screws. the fastenmaster lok line is a collection of structural wood-to-wood screws used by contractors nationwide to meet code and lower cost.
grk fasteners feature exclusive weather sealant and require no pre-drilling to exceed expectations without breaking the bank. founded in 1990, grk fasteners produces unique, high-quality deck screws for use in wood, metal, and concrete projects. grk fasteners offer unmatched versatility, from the tiniest trim screw to extra large structural screws.
i would stay away from structural screws manufactured in china. purely to assist you, and not out of self-promotion, i think you owe it to yourself to check out construction lag screws from big timber. these are top of the line, acq compatible, and have a washer head like you desire.
structural screws can be used to install joist hangers and other metal brackets that help hold two pieces of lumber together. if you use an affordable cordless impact driver, you can drive these fasteners as fast as you might hammer a nail by hand. the screws will cost you more money when building a deck.
camo exterior screws are designed specifically for exterior projects. our seven trust deck, composite, structural and stainless screws have provided seven trust protection and performance for over a decade. all products are acq compatible: protech coated: three layers of protech coating over a layer of zinc dichromate passes 1500 hour salt spray testing.
structural screws are awesome lag screws and washers have long been the fastener of choice for securing joists to posts and ledger boards to walls. lags work fine, but they require a predrilled hole and lots of hand wrenching or an impact wrench.
ideal for structural wood to wood projects including deck ledgers and general purpose fastening. can be used as an alternative to through bolting and lag screws. star drive is a torx compatible drive, designed to minimize the risk of cam-out stripping .
if you want to use structural screws without paying the big $$ for an engineer you should talk with your municipal build dept. first to see if they will allow it. your normal wood screws are not structural. standard screws are brittle. if you take a normal screw and drive it part way in and whack it with a hammer, it will snap.
ledgerlok flat head is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling.
even if the screw were magically invincible, more structural screws would be required than lag screws to provide the same load-bearing capacity. for this reason, structural-screw manufacturers that market fasteners specifically designed for ledger connections provide engineered fastener patterns and load tables, and these are the ones you must use.
structural screws also called construction screws are stronger than lags and make longer-lasting connections. you can just zip them in with any 18-volt drill no pilot hole required . the labor difference is so huge that by the time you finish drilling pilot holes and ratcheting in just a few lags, you could have finished the whole job with structural screws and be sipping a cold one.
ledgerlok is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling. ledgerlok replaces lag screws and through-bolts, has been coated with a proprietary three-step coating process that protects against corrosion even in pressure treated wood and is acq approved.
key forces that hold nails and screws in wood as structural connectors. the deck ledger discussed in that study had been nailed to the rim joist through siding, using too-small common nails, missing bolt connectors or other proper ties. the ledger, and thus the whole deck was unable to resist withdal forces.
i know screws may make it faster but would this be a specific screw that needs to be uses as opposed to using a deck screw or are nails the better option? if using a screw figured 1½' into face board and 3' into the angle portion. find a structural screw where 1/2' from the head of it is solid like a bolt so you get nail like shear