Push the stringer in position with firm hand pressure. STOP: IF YOU ONLY ORDER 5GL OR LESS YOU MUST CONTACT US. Also covers fairing keels, hardware bonding, finishing and installing teak veneers. Coat wood to be installed with epoxy resin 2. Refer to the chart to determine the number of layers of a particular weight fabric necessary to achieve the thickness required. Completely replacing a stringer is often easier than replacing a section. Stringers, Transom and Hull Repair ; Stringer/floor for ski nautique 2001 Share your completed boat projects! As far as choosing epoxy, well this is a pretty small repair and the extra cost is not significant compared to the labor. For stress reduction, step the edges of the fabric to create a tapered edge. The holes should be 5 to 10 mm in diameter. ... On to the glassing. Can be sanded and painted. Once you have resigned yourself to cutting holes in your boat, use a mirror and flashlight and look for the following: Impact damage—Look for obvious fractures in the stringer. Boat stringer repair will have to be done at some point, especially for an older boat that has seen a lot of wear and tear. Apply a paint primer or apply the topcoat directly to the prepared epoxy. I was recently happy to find an old friend, Pettit’s Splash Zone A-788, which got me home and saved our boat from a near sinking. Also look for delamination of tabbing and core away from the impact point. It is often critical that the stringer gets replaced in exactly the same position it was previously located. Stringers are support members bonded into boat hulls, usually oriented parallel to the long axis of a boat hull. Apply additional thickened epoxy to the joint if necessary for a smooth ½”-radius fillet. The kayak, like its owner, is old and tired. Apply a liberal amount of thickened epoxy/404 High-Density or 406 Colloidal Silica mixture to one side of the contact area. Measure the thickness of the fiberglass skin so you can duplicate it. Cracker Larry's Corner: Boat Repair and Rebuild Support 1988 Skeeter SK2000 Transom/Stringer/Sole Repair Questions about boat repairs with our resins and fiberglass: hull patches, transoms and stringers, foam, rot etc. These make cleaning the bilge difficult if not downright dangerous. 77 likes. We could do that. A low density core depends on the fiberglass skin to carry the loads. The information here is sourced well and enriched with great visual photo and video illustrations. Winterize your boat with Seacast™-IT DOESN'T FREEZE. Select Page. Fill remaining voids with thickened epoxy after the injected epoxy reaches its initial cure, if necessary. Prepare the surfaces for bonding. UV degradation of the epoxy will not be a problem and in many circumstances, the appearance of the repair does not matter. The epoxy that you use to glue the joint is an excellent gap filler. As an expedient repair I was going to fill with thickening epoxy and whip the end. Imagine a single giant database of boat projects for all brands, organized by category, boat type or budget. Stringers are support members bonded into boat hulls, usually oriented parallel to the long axis of a boat hull. By Jeff Wright While most of our customers are successful when using WEST SYSTEM Epoxy to repair damaged fiberglass, we have become familiar with some common mistakes that are easily preventable. When repairing hardwood or highly loaded core areas, use a longer (12-to-1) scarf angle. For small areas of rot, dry and inject epoxy. The kayak, like its owner, is old and tired. Dry fit and trim the new piece and existing core ends as necessary for a good fit. No Silicone or Epoxy. As far as choosing epoxy, well this is a pretty small repair and the extra cost is not significant compared to the labor. It will be on HOLD until you contact us. Newbie Joined: October-02-2019 Location: Michigan Status: Offline Points: 26 Post Options When your repair is complete, you will have a little additional finishing work to do. Able to reach a cruising speed of 34 knots, the 10.91m custom-built luxury yacht is a fine example of what happens when you mix modern CNC with traditional Italian wooden boat building heritage. Formulation: Two-part penetrating epoxy sealer Dry fit and trim the new piece for a good fit. Locate new stringers as close as possible to their original position. If you desire a smoother cosmetic finish, the lay-up may be faired and finished. Also stops hidden leaks. Winterize your boat with Seacast™-IT DOESN'T FREEZE. For a ¾”-thick piece of plywood this equates to a 6″ long bevel. Able to reach a cruising speed of 34 knots, the 10.91m custom-built luxury yacht is a fine example of what happens when you mix modern CNC with traditional Italian wooden boat building heritage. Using the same species of wood as the existing core,trim a new piece of core material to fit the size and shape of the core in the removed stringer. Formulation: Two-part penetrating epoxy … Louis Sauzedde shows us the best methods for mixing and applying 521 Epoxy for fiberglass construction or repair of your boat. Questions about boat repairs with our resins and fiberglass: hull patches, transoms and stringers, foam, rot etc. It will be on HOLD until you contact us. Cracker Larry's Corner: Boat Repair and Rebuild Support. (3) Metal and bristle, in 3" or 6", rollers and PVA Mold Release Paste is also available on our site. Remember, stringers are structural support members. The new fiberglass will run onto this bevel attaching the new material to the original material. This may mean you have to cut out a piece of decking with a reciprocating saw or rip out interior panelling to expose the area. When laying out the layers of fabric, do not allow the tabbing edges to end at the same place. Brush the area free of dust or loose material. Part Number: 105k. Make sure you clean up any excess epoxy before it cures. I'm prepping for the trip and discovered one of my stringers is broken. Laid in my new pine 2x4 at around 10', then 4' and another 2' to get/deal with hull bend. In this sense, polyester and vinylester resins are pretty adequate for most do-it-yourself fiberglass boat repair jobs, such as laminating fiberglass cloth into holes or cracks, or reinforcing an area (such as a stringer or transom knee) with woven fiberglass. The bonding surface should appear dull. Boat Stringer Repair Guide At some point in your boat’s life, its stringers will need to be addressed. Occasionally, you will find a material that at first glance appears to be plywood but on closer examination, you will find that all the veneers are oriented in the same direction. Complete rotten stringer repair at https://havewindwilltravel.com.from hot glue sticks to a plywood template to no-sh&* coosa stringers buttered up and good as new with 160 layers of epoxy and. Cut the first piece large enough to extend as far as the original tabbing from each side of the stringer. how to repair a split stringer. After repairing or replacing core material, it is necessary to replace the fiberglass skin. Step 4: Inject Epoxy into the Holes. Glass down new stringer 3. Mix epoxy/404 High-Density or 406 Colloidal Silica filler to the consistency of mayonnaise. The impact of the hammer has a definite “dead” sound where the core is not firmly attached to the fiberglass. Measure the thickness of the skin on the original stringer. Without removing the skin from the wood, it is often difficult to determine the extent of the rot. If major stringer replacement is necessary, be sure to support the hull well so the original shape is maintained. It is difficult to form fiberglass cloth around a sharp 90° bend. Expose all areas of the stringer where rot is apparent even if it means uncovering the whole length of the stringer… (2) If you have an aluminum boat, you will need to apply a thin layer of Aluminum Adhesive Bonder by roller, spray, brush, or flow-coat method. Drill a pattern of 3/16″ diameter holes over the rotted area. Occasionally, the top skin of the stringer is thicker than the side skins. Apr 24, 2017 - Complete rotten stringer repair at https://havewindwilltravel.com. Inspect the tabbing where the stringer attaches to a bulkhead or transom. Duplicate the original core material or find an equivalent material. Use wood where wood was used, plywood for plywood, foam for foam, etc. If the extra thickness is present, try to duplicate it. Replace the fiberglass skin as described later. The information discussed in this article is available in our Fiberglass Boat Repair Manual and […] Can be sanded and painted. Squeegee a thin layer of thickened epoxy over the exposed panel bonding area if the surface is heavily textured. Drill holes every 15 to 25mm apart through fibreglass. You can often tap the suspected area of stringer with a small hammer. As you repair or replace damaged material, use your best workmanship. These mistakes are made by both professionals and amateurs. Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.. Buy Now (97% off) > Other worthwhile deals to check out: When you remove the old stringer, you will need reference points to locate the new one. Inactive cores are made of low-density foam, cardboard tube, or in the case of molded stringers, no core at all. 8 posts • Page 1 of 1. The repair. The ideal way to install stringers is a little bit above the hull. The plan is: 1. Drill each hole deep enough to pass through the rot, just into solid wood. (3) Metal and bristle, in 3" or 6", rollers and PVA Mold Release Paste is also available on our site. If however, you step the tabbing edges, the load from the stringer is gradually distributed to the hull. Successive pieces may be applied immediately after the previous piece or any time before the previous piece reaches its final cure (ideally while it is still tacky). You have to create radius at the top edges of the cores and fillet at the core/hull and core/bulkhead inside corners—a 3/8 – ½” radius is a good starting place. Occasionally, stringers are pre-built in a mold and tabbed in after the hull is built. 5.0 average based on 2 product ratings. The repair can be easy or difficult depending on the extent to the rot and the construction of the boat. Locate the reference marks far enough away from the repair area so they will not be disturbed when you prep the area. Some cores are structural, or active, and some are inactive, used primarily to provide a form for a structural fiberglass skin. Wet out all contact surfaces of the hull and core. Find many great new & used options and get the best deals for Epoxy Resin Marine Grade Boat Decking Stringer Transom Repair Sealer 2gal Kit LV at the best online prices at eBay! Remove clamps after epoxy cures thoroughly. 2. Many boat owners might dread this process, but if you know what you’re doing and arm yourself with the proper equipment, it doesn’t have to be such a pain. A 12-to-1 bevel must be ground into any existing fiberglass left on a stringer. Stringers that are removed or have broken away from the hull may allow parts of the hull to sag. Mark the location of the outside surfaces of the stringer. Conflicting stringer fiberglass layup diagrams For epoxy, If you just use biax 170 without the mat backing, those caps will be alot easier to make, plus the mat backing will just be a resin sponge, with little benefit...rounding the tops is a good idea either way. Use an epoxy/low-density filler mixture for cosmetic fairing of the surface. Feb 14, 2021 | Uncategorized | Uncategorized If however, you choose to use this method, we recommend the following procedure: For more serious repairs that involve removing and replacing stringer material, try to duplicate the original construction. Fewer layers of fabric translates into less labor to install it. Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Remove any traces of contamination by wiping the surface with solvent and drying with paper towels before the solvent evaporates. Coat wood to be installed with epoxy resin 2. Cover Photo: Fiberglass boats can be repaired with WEST SYSTEM Epoxy. When you lay up multiple layers of 1708 the CSM help one layer bond to the next. Questions about boat repairs with our resins and fiberglass: hull patches, transoms and stringers, foam, rot etc. To duplicate the strength of the original skin it is important to duplicate the thickness of the original skin and to properly prepare the surfaces for a good bond. All small orders let us know that you may not know who what is needed-WE CARE! If you fail to do this, all the load the stringer is carrying will be transferred to the line on the hull surface where the tabbing ends, and the hull may crack at that point. Looking at the suspected area of damage may be as easy as opening a hatch, but don’t count on it. Low-density core material is nonstructural, or inactive. 1.3 WEST SYSTEM epoxy for wooden boat repair ..... 5 1.4 Key steps in repair and restoration ..... 6 2 Inspecting and Evaluating ... be better to repair the boat in the same fashion in which it was built rather than use different bonding and construction techniques. They stiffen unsupported flat hull sections, they support cockpit and cabin soles, and they distribute high load concentrations from engines and other mechanical systems. Plastic Boat Repair Kits. Repair transoms, decking, stringers and molding. The boat is a nautiraid folder. West System Fiberglass Boat Repair Kit. Keep in mind, the top skin may be thicker than the sides and the tabbing. Chief Brody Very Active Poster Use a 50-grit grinding disc to prepare the surface. They can use small pieces of foam to lift the stringer from the hull and fill the gap with epoxy … $32.95 + shipping . My boat is a 22' center console. Where there is a fiberglass boat, you have a fiberglass skin, which overlays a core material like wood. Trim a new piece of core material to fit the size and shape of the void in the existing core. The boat is a nautiraid folder. If not, you will have a great deal of difficulty reinstalling the equipment. The fabric edges should be stepped, with the last piece extending about 1 ¾” to 2 ¼” from each side of the stringer (depending on the number of fabric layers). The skin usually extends a few inches on either side of the stringer. It is generally thinner than the skin on inactive core. It is also difficult to see under engines, water tanks, and the like. Dry the area thoroughly. Premium A-to-Z Microsoft Excel Training Bundle, 97% off The Ultimate 2021 White Hat Hacker Certification Bundle, 98% off The 2021 Accounting Mastery Bootcamp Bundle, 99% off The 2021 All-in-One Data Scientist Mega Bundle, 59% off XSplit VCam: Lifetime Subscription (Windows), 98% off The 2021 Premium Learn To Code Certification Bundle, 62% off MindMaster Mind Mapping Software: Perpetual License, 41% off NetSpot Home Wi-Fi Analyzer: Lifetime Upgrades, What's New in iOS 14? Inspect the wood stringer for damage and locate the rotted areas. Clean up excess epoxy before it cures. Attempt to duplicate the species of wood used in the stringer as well as the dimensions of the wood. I will leave it to Brandon to describe the actual repair: “Each stringer insert was built with four 3/4in sections of 25lb Coosa high-density foam board. I am about ready to glass in one of my new stringers in my 21' daycruiser. Good morning, My bride wants to go on an anniversary kayak trip. Typical stringer construction. Finishing Now you have successfully replaced the stringer, all that’s left to do is replace the fibreglass skin and your deck will, once again, be fully supported. Epoxy Fill under New Wooden Stringer. You will use chisels, disc grinders, hand planes, hand saws, and anything else you can think of to cut wood and fiberglass. You can use a more cavalier approach to replacing low-density core materials than you can for active cores. To repair the wood would mean removing the engine, cutting the top off the stringer, replacing the wood, and then re-glassing the top of the stringer back in place. Surface preparation for bonding is a critical part of any repair. Everything will dry out a few more days before I get to work on it again. Many boat owners might dread this process, but if you know what you’re doing and arm yourself with the proper equipment, it doesn’t have to be such a pain. Home Boat Design Forums > Construction > Boatbuilding > Fiberglass and Composite Boat Building > stringer repair Discussion in ' Fiberglass and Composite Boat Building ' started by wayne74447 , Dec 16, 2006 . Then bolt back together Later, I can scarf a proper repair (maybe). Unless the damage is directly attributable to an undersized stringer, assume that the stringers were structurally adequate and properly located when the boat was originally built. Two-part liquid epoxy deeply penetrates, saturates and seals dry-rotted wood, actually restoring its structural strength. In fiberglass boats, you will find that most often, stringers are composed of a core material overlaid with a fiberglass skin. Since most of the work is in the bilge area, you do not need to apply a final finish. Quarts of epoxy? I am using 635 thin epoxy from us composites along with two layers of 1708 w/ no mat. Grind it to create a fresh, no-gloss surface. With pictures and a description of Darren’s repair, a plan began to take shape. gutted floor and the single (yep just 1) 2x4 stringer, ground 4" on both sides of new stringer "area" and wiped down with acetone Currently have: Wetted out and laid down 4" of woven roving in center of boat - let sit for 20min with epoxy resin. Complete replacement of the damaged stringer may be much easier than attempting to replace a section of it. Paint the repair. West System Fiberglass Boat Repair Kit. Fibreglass Boat Stringer Repairs Step 1 Expose the stringer. Suddenly, our keel problems seemed a lot smaller. The fiberglass skin covering an active core is primarily used to protect the wood and to attach it to the hull. A common example of unidirectional plywood material is called laminated veneer lumber (LVL). It’s a two-part underwater epoxy repair kit that’s been rereleased in new packaging, and once again, I am carrying fresh kits for emergency repairs. It yields about 0.040″ per layer in a hand lamination, so you will need fewer layers of cloth to achieve the necessary thickness for most stringers. Want to master Microsoft Excel and take your work-from-home job prospects to the next level? fabric. Builders should start with a stringer that follows the shape of the hull within a ¼. Often they perform several of these functions simultaneously. Hello, we provide concise yet detailed articles on "Boat Choices: Fiberglass Boat Stringer Repair" topic. See more ideas about boat restoration, fiberglass, boat. Remove the stringer and core. Repairing a Runabout Floor or Pontoon Deck. The epoxy you use should be water resistant and harden with time. Squeegee any excess epoxy from the surface, making sure the entire piece of fabric has been saturated. The boat sat in the sun all weekend, so the minimal water that was between the foam and hull seems to be gone now. In this repair example, he may have wanted the additional stiffness the CSM added and using 1708 is convenient to use. 1.3 WEST SYSTEM epoxy for wooden boat repair ..... 5 1.4 Key steps in repair and restoration ..... 6 2 Inspecting and Evaluating ... be better to repair the boat in the same fashion in which it was built rather than use different bonding and construction techniques. Trim the exposed core ends to a minimum 8-to-1 scarf angle. Also, the degree of penetration of the injected epoxy cannot be accurately determined so you do not know how good your repair is. Apply a liberal amount of thickened epoxy/406 mixture to one side of each contact area. Plywood has half the grain running at right angles to the face veneer. Pour the foam, grind it level when it dries 4. Maybe moisture got into the wood because of the wear, expanded, then cracked the thin covering. Cut the necessary number of strips of fiberglass fabric the length of the stringer. If you’re contemplating some major build or repair projects involving fiberglass this summer, then you are probably trying to decide whether it is worth the added expense of using epoxy instead of polyester resin. Hull liners are common and usually fastened to the very stringers you are trying to fix. The thickened epoxy will fill voids on the surface and provide better contact with the first layer of fabric. Use a stiff brush on heavily textured surfaces like roving. Allow the lay-up to reach its initial cure. Where the stringer is supporting a cockpit, or cabin sole or engine, the height of the repaired or replaced stringer must be the same as the original. Tabbing may be a simple piece of glass tape across the stringer/hull joint, or an integral structural part of the stringer. Clamp the section in position. Apr 24, 2017 - Complete rotten stringer repair at https://havewindwilltravel.com. 5. You can use typical cutting tools with the piece of wood supported on a work bench. You cannot repair this unidirectional material with plywood. Note: The final two or three coats may be tinted with WEST SYSTEM 501 (white), 502 (black) or 503 (gray) pigment or with 420 Aluminum Powder (gray) . Two-part liquid epoxy deeply penetrates, saturates and seals dry-rotted wood, actually restoring its structural strength. West System Gflex 655 Epoxy Adhesive Repair Kit 655-655k West4u. If the appearance of the repair matters, select a paint color that matches the rest of the area and paint the repair. The 200+ Best, Hidden & Most Powerful Features & Changes for iPhone, 22 Things You Need to Know About iOS 14's Newly Redesigned Widgets for iPhone, Best New iOS 14 Home Screen Widgets & The Apps You Need, 13 Exciting New Features in Apple Photos for iOS 14, 9 Ways iOS 14 Improves Siri on Your iPhone, 16 New Apple Maps Features for iPhone in iOS 14, 19 Hidden New Features in iOS 14's Accessibility Menu, Every New Feature iOS 14 Brings to the Home App on Your iPhone. The entire boat was reconstructed, updated and modernized -- all of which started after rotten floors and stringers were discovered. These guidelines will help you repair almost any damaged stringer. The sections were laminated with 738 Episize biaxal fabric and West Systems 105 epoxy resin to create 4in thick inserts for both the aft and fore stringers. Good morning, My bride wants to go on an anniversary kayak trip. Repeat the epoxy fillet and tabbing procedure used to tab in the transom core, being sure to overlap the old stringer by at least 6". The usual causes of stringer failure are disintegration of the stringer core material, impact damage from slamming and grounding, and fatigue from normal use. fabric or 10 layers of 12 oz. A quick hardening epoxy would discourage penetration and thus not completely repair the rot. I was recently happy to find an old friend, Pettit’s Splash Zone A-788, which got me home and saved our boat from a near sinking. When you replace structural cores, you have to use proper scarf bevels or other proper means of piecing the new core into the old. If you think your transom needs only (1) 5-Gl kit you MUST email photos of your boat to [email protected]. The information discussed in this article is available in our Fiberglass Boat Repair Manual and […] If gelcoat is present and it is soundly attached, you do not need to remove it. Before you start any repair, it is a good idea to know what you are getting into. Use this penetrating epoxy to restore dry-rotted wood. Remove as much skin as necessary to remove all of the damaged core. 33.95. Chief Brody Very Active Poster It does not have the same strength as unidirectional material. Grind back at a beveled edge the fiberglass covering of the existing stringer stub. 9.99. Rebuilt and Modernized This 1987 Malibu Sunsetter boat has been covered in other project categories as well. stringer should distribute loads evenly all along its length. As an expedient repair I was going to fill with thickening epoxy and whip the end. Although each repair situation has its own unique problems, the following techniques are fundamental to stringer repair. Support the hull. Prepare the surfaces for bonding. With pictures and a description of Darren’s repair, a plan began to take shape. There is a shop located in Pomona that quoted me $1k for resurface deck then if there is stringer repair needed could go up to $2k. This type of stringer has no core material, just fairly heavy fiberglass skins to provide the structural strength. When you lay up multiple layers of 1708 the CSM help one layer bond to the next. For example, if the skin on the original portion of the stringer is ¼”-thick, the bevel needs to be 12 x ¼” or 3″ wide. When you find the article helpful, feel free to share it with your friends or colleagues. How to repair a boat floor | ebay. Remember, stringers are structural support members. Remove clamps after epoxy cures thoroughly. The surface of the bevel does not have to be perfect. There are three basic techniques: top, outside and inside. All surfaces should be clean, dry and sanded. 206 Slow Hardener should penetrate more deeply than 205 Hardener before it begins to gel. You have a couple options for final finishing: As always, when you’re installing any hardware, use epoxy to seal all holes you drill. DIY or Professional Installs. Grind back at a beveled edge the fiberglass covering of the existing stringer stub. These mistakes are made by both professionals and amateurs. It will become thinner and penetrate more deeply into the exposed end grain. This is especially true of engine stringers or stringers that support other equipment. This skin extension, or tabbing, ties the stringer to the hull or bulkheads and spreads the load of the stringer over a larger area. Apply two or three coats of epoxy before the lay-up reaches its final cure. Fiberglass Boat Stringers Repair and Replacement Saint Petersburg Fl. Apply each successive piece of fabric in the same manner. Part Number: 105k. pm me if you want the contact info for deck repair. The boat sat in the sun all weekend, so the minimal water that was between the foam and hull seems to be gone now. how to repair a split stringer. WEST SYSTEM 738 Fabric is ideal for stringer repairs. Free shipping for many products! Use this penetrating epoxy to restore dry-rotted wood. Glass down new stringer 3. The bilge of a boat can be very difficult to prepare for bonding, because it is likely to be contaminated (especially around engines) and many areas may be inaccessible. Select Page. It will require more layers per unit of laminate thickness and thus more time to install it. Epoxy will be warmed by the core. Inject or pour resin/hardener mixture into the holes while the core is warm. On stringers with an inactive core or molded stringers (with no core), watch for variations in the skin thickness. Stringers, Transom and Hull Repair ; Stringer/floor for ski nautique 2001 Share your completed boat projects! Repair and Final Fairing & Finishing with W EST SYSTEM® Epoxy. Details about EPOXY Fiberglass Repair Kit WEST SYSTEM 105K BOAT HULL TRANSOM STRINGER BLISTER. A 12-to-1 bevel provides adequate surface area for the transfer of loads across the repair area. Epoxy Fiberglass Repair Kit West System 105k Hull Transom Stringer Blister Boat. 7 layers of structural quadraxial to laminate the “ribs” of the keel structure to the hull and to the stringer. Suddenly, our keel problems seemed a lot smaller. Wet out the entire bonding surface, including the stringer, with a mixture of resin/hardener. For example, engine stringers commonly run from the transom to a bulkhead. All surface should be clean, dry and sanded.

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