How to prepare your boat for painting a gelcoat sail. The process involves cleaning the area, wet sanding the crack using medium grit sandpaper and filling the crack with pigmented gelcoat paste. In some cases, homeowners insurance wont cover damage caused by plumbing repair done by an unlicensed handyman. Aug 15, 2018 traditional wisdom says to match repair resin with the original i. Discussion in fiberglass and composite boat building started. How to fix spider cracks, hairline cracks, and crazing in boat gelcoat materials list boatus duration. Check out a previous blog post about boat cleaning products, too. Surface scratches can be buffed out of gelcoat with polishing compound, but deep scratches must be filled. Allow the gelcoat to cure for a day or two, then wash the pva off with soapy water. Magicezy hairline fix is a onepart, pretinted available in 10 colors sealant that allows you to complete the repair in seconds without having to grind out the. Wipe away any other dirt and debris that is laying close to the crack. Crazing in gelcoat, also known as spider cracks or stress cracks, plagues countless boaters and is an incredibly common issue on modern fiberglass boats. Since 1968, west marine has grown to over 250 local stores, with knowledgeable associates happy to assist. There are many ways to repair cracks in fiberglasswhich ones the best.
A miniature grinding tool like a dremel is ideal, but the sharp point of a can opener will work, too. Once the gelcoat has fully cured, sand the repair smooth wet sanding works particularly well with gelcoat. Depending on the method of construction, layers of chopped mat and fiberglass cloth are then built up on top to form the hull, deck, and other molded parts. In other words, dont make a 40 mph powerboat from epoxy, then cover it with gel coat, as itll bust up.
This technique can be used on any fiberglass boats or kit cars. Youtube gelcoat repair and youll get an idea of what work is involved. However, as it dried and hardened, it was a darker shade. It can be helpful to run your hand over the surface of your boat as you walk, since you might feei a crack. How to fix spider cracks in fiberglass it still runs. The first job in any gelcoat repair is to check the damage closely, both inside and out. I am enclosing pics prior to the marinetex repair, which appear to show the fiberglass being intact and only gelcoat damage. Hairline spider cracks must be opened wider and filled with an epoxy filler to be permanently repaired. Oct 12, 2011 the quote includes removing the boat from the trailer, removing the strut, etc.
Repairing minor damage to the gelcoat surface of your boat. In fiberglass boat repair the repair area may have hardness very similar to the original laminate and you can accidentally change the shape of the surrounding area. However, as it dried and hardened, it was a darker shade and i now have a dark spot on my boat that im going to have to recover to match. Magicezy hairline fix navy blue boat gelcoat crack repair fills. Gelcoat does not cure properly when exposed to air. Sometimes a hard knock can cause delamination within the. Extensive spider cracking common on older boats is due to aging of the gelcoat. These hairline fractures also occur in boats of the mid 1970s vintage which often had thicker gelcoat layers than newer boats.
It can be helpful to run your hand over the surface of your boat as you walk, since you might feei a crack before you see it. I repaire a chip in my gelcoat and the following cracks using this kit. Finally, apply a coat of highquality marine polish and your repair is complete. May 15, 2010 there is a crack in the gelcoat in the bottom keel downt he center of the hull on either side of the daggerboard slot. Magicezy hairline fix oyster white boat gelcoat crack repair fills and colors fast. I didnt see any gelcoat damage, but after my progressive agent carefully inspected the boat very impressed with progressive. I am a neophyte to fiberglass repair and unsure of the strength. Similar to marine tex, it was easy to use and can be finished using the crack repair product.
Repairing minor damage to the gelcoat surface of your boat west. Nov 14, 2017 from in this video we show how to make a flawless repair to a damaged fibreglass part using the east coast gelcoat repair kit. Then applying 3 or 4 layers of fiberglass to repair. Wait for several hours and then lightly spray pva polyvinyl alcohol the pva serves as an air barrier, allowing the gelcoat to fully cure. Catalyze the gelcoat and brush onto the exposed fiberglass area. Gelcoat is the first thing sprayed into a female mold when a boat is built, usually to a thickness of. Spider cracks are nonstructural damage to the gelcoat of a boat. Sometimes a hard knock can cause delamination within the hull, in which case a more serious repair will need to be carried out first. One quick and easy way to repair gelcoat stress cracks yourself is by using magicezy hairline fix a purpose built diy repair solution for stress cracks in gelcoat and fiberglass. This damage is often caused by slight flexing of the hull.
How to repair gelcoat, chips, scrapes and gouges yourself. My friend pete shows us how to make a fiberglass paste to repair stress cracks in gel coat. I matched my teal striping on my boat to a tee when it was wet and mixing. Crazing is an incredibly common issue on modern fiberglass boats, and although it usually starts off as a matter of cosmetics, in severe cases these surface cracks can grow, deepen, and eventually threaten your boats structural integrity. Boatus magazines mark corke shows you how to easily repair those pesky spider cracks that show up in your boats fiberglass gelcoat. Make sure you over fill the repair and that the gelcoat goes outside the edges. To complicate the situation, i can see a very small amount of water weeping through the hull from the inside at the location of the two lower screws securing the ladder. Before getting into the actual repair, its important to understand what gelcoat is. Magic fix for hairline cracks in gelcoat practical sailor. You can successfully complete basic fiberglass boat repair by following these steps. When the gelcoat surrounding a scratch is in good condition, the filler of choice is gelcoat paste, which provides both filler and finish in a single application but not a single step. Prep the area removing all of the damaged gel coat keep the repair as small as possible. Crazing in gelcoat, also known as spider cracks or stress cracks, plagues countless boaters. These hairline fractures also occur in boats of the mid 1970s vintage which often.
Here you can learn about what is needed to apply a gel coat. If you find small, hairline cracks in your boat, you can repair it yourself by using epoxy. The next time youre cleaning and waxing your boat, take the time to look for small cracks, scratches and chips in its gel coat. Also, older fiberglass boats tend to have a thicker application of gelcoat which means they are more susceptible to cracking. Surface gelcoat scratches can be buffed with polishing compound, and deeper scratches can be filled. Heres an easy way to fix and color stress cracks in seconds and its so tough it comes with a 3 year durability guarantee magicezy hairline fix is a revolutionary precolored fiberglass and gelcoat. The 10 best gelcoat repair services near me with free estimates. New gelcoat can be applied directly to existing gelcoat without primer. Most boats are still laidup with ortho or isophthalic polyester, but frequently theres a layer of vinylester, a hybrid of polyester and epoxy, right behind the gelcoat to improve osmosis. If the gelcoat is in good condition with no major cracking or crazing, the job is relatively straightforwardclean and prepare the surface, apply an epoxy primer, sand the primer, remove the. Repairing hairline cracks and how to do repair gelcoat. Although this usually starts off as a matter of cosmetics, in severe cases these surface cracks can grow, deepen, and eventually threaten your boat s structural integrity.
Gelcoat blisters wouldnt be more than a cosmetic concern, if theyre treated and not ignored. The easiest repair method is to sand the surface heavily and roll on two coats of epoxy primer followed by two coats of twopart linear. We were surfing at the time we hit the submerged oject, so speeds were very low and visually, i hadnt even noticed the gel cracks. Once your boat is clean, walk along it, looking for cracks. Use a nail, dipped in the gelcoat, to scratch around in the repair assuring good adhesion and filling all the voids. Well i noticed a wet spot on the ground and looked up and noticed that the one part of the crack was. In other words, dont make a 40 mph powerboat from epoxy, then cover it with gel coat, as itll bust up and crack fairly quick, but if if the engine cover needs a repair, go for it, after beefing up the area. If the surface of your boat looks like a cracked eggshell, the gelcoat is suffering from crazing sometimes called alligatoring. How to fix cracks in fiberglass gel coat using fiberglass. Gelcoat repair in maryland and delaware nicks boat work.
Please subscribe, leave a comment and give us a thumbs up. Follow along as i attempt to repair a damaged section of our boats gel coat. Your gel coat may be tough, but it will succumb to the constant battering of the marine environment over time. The number of boats that develop serious blister problems is extremely small. The reference material i found on the boat says that it has a weight of about 550 lbs overall. To maintain your gel coat and your hulls integrity, follow this simple gel coat repair guide. Lets consider some advantages of gelcoat gelcoat is repairable. You can start with 220grit sandpaper and, for a really slick surface, finish with at least 400 or 600grit. How to repair spider cracks on your fiberglass boat. We used it to repair two 316inch voids left by bubbles during layup. Sep 28, 2018 follow along as i attempt to repair a damaged section of our boat s gel coat. Repairing hairline cracks and how to do repair gelcoat magicezy. Mar 29, 2019 once your boat is clean, walk along it, looking for cracks. The next thing to so is to carefully sand the surface of the repair using a rag and some acetone solvent.
The 10 best gelcoat repair services near me with free. Department of labor, most plumbers learn their trade. Department of labor, most plumbers learn their trade through a four or fiveyear apprenticeship with 2,000 hours of paid onthejob training. Jun 10, 2017 hairline spider cracks must be opened wider and filled with an epoxy filler to be permanently repaired. Proper boat keeping is reflected in your boats overall appearance, and the gel coat is the most obvious indicator of your. Magicezy hairline fix is a onepart, pretinted available in 10 colors sealant that allows you to complete the repair in seconds without having to grind out the existing damage. Sometimes, theyre merely cosmetic, meaning they dont penetrate the gelcoat. May 23, 20 if your gel coat already shows signs of aging, its time to repair it or to reapply a fresh layer to revitalize your boats look. Before you add the gelcoat to the cracks, you will need to protect the area around them using painters tape. Dec 06, 2017 similar to marine tex, it was easy to use and can be finished using the crack repair product. Our test boat has had a few spider cracks since a few months after she.
This thicker gelcoat cannot stand any flexing without showing cracks. If you are looking to do some diy gelcoat repairs, this brief primer will help achieve adequate repair. Stress cracks, spider cracks, and hairline cracks in the decks of older boats are, of course, not rare. Sometimes, they go deeper and threaten an underlying laminate, which in many cases is cored. The topic of gelcoat is often a mystifying subject for boat owners. Just fill the hole and level with tube end, allow to cure, and finish with the hairline crack repair. How to repair gelcoat, fiberglass boat repair boating. Buy magicezy hairline fix navy blue boat gelcoat crack repair fills and colors fast. The fiberglass seems to be intact underneath the gelcoat its as if the gelcoat simply split and left a gap where you can see the glass underneath. Jun 15, 2015 gelcoat crack repair is a pretty easy task. Let it cure completely, then sand the crack again for a smooth finish. Aside from the durable shiny luster gelcoat adds to any fiberglass boat, most owners know little more than wash and wax it frequently. How to fix spider cracks, hairline cracks, and crazing in boat.81 1207 571 1522 252 937 759 479 1062 587 1479 575 897 1204 694 271 1339 273 195 1360 702 94 1189 784 180 817 386 1092 1230 1460 430 415 770 835 385 286 1268 1403 430 1366 790