Repairing Guides

how to repair chips in fiberglass boat hull

by Mrs. Lori Gibson DDS Published 2 years ago Updated 2 years ago
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How to Fix Chips & Dents on a Fiberglass Boat

  1. Cover undamaged areas of the hull close to the area to be repaired with newspaper. Mask the edges with tape.
  2. Roughen the surface in and around the chip or dent with 80-grit sandpaper to give the gelcoat a rough surface to adhere to.
  3. Mix a small amount of gelcoat in your mixing container according to manufacturer's directions. ...
  4. Add the MEKP catalyst as directed. Be sure to get the catalyst proportions right. Too much will prevent the gelcoat from hardening and create air bubbles.
  5. Fill the damaged area with about 25 percent more gelcoat than you need, to allow for shrinkage. ...
  6. Wait at least four hours for the gelcoat to harden. Meanwhile clean up any mess with acetone and paper towels.
  7. Wipe down the repaired area with acetone and a rag to remove any tackiness. Tape around the edges of the new gelcoat to protect the existing hull.
  8. Apply buffing compound and buff smooth with a buffer. It may take three or four passes with the buffer to polish the repair smooth.

Part of a video titled XS Ribs: How to do a Fibreglass / Gell Coat Repair of a Chip ...
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Difficult. So make sure the hole is all clean and dry mix up your resin a lot of people don't mix upMoreDifficult. So make sure the hole is all clean and dry mix up your resin a lot of people don't mix up enough resin.

How do you repair a hole in a fiberglass boat?

  • First, examine the hole and look for cracks and chips extending out from the hole. ...
  • Next, take a saw and cut out the damaged area that you’ve circled with the marker.
  • Now that the holes cut out, you need to determine the thickness of the hull substrate and multiply that by 10. ...

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What is the best fiberglass repair kit for boats?

West Marine – Gelcoat Repair Kit

  • Ensures huge resistance for exterior matters
  • Works excellent on the marine environment
  • The simple application process for a DIY project
  • Ensures maximum performance on fiberglass

How to patch fiberglass boat?

  • In case breaks were uncovered with a V formed scrubber, complete the maintenance as trails setting up the harmed region as depicted previously:
  • Quill the edges with the scrubber or with 100-coarseness sandpaper and brush the surface liberated from dust and free material.
  • Wet out the breaks with a 105 Resin/hardener combination. ...

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How to repair fiberglass hull on your boat?

You can:

  • Roll it on with a paint roller
  • Paint it on with a brush
  • Spray it on with a spray gun.

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Can I repair fiberglass chips on my boat?

FIBERGLASS CHIP REPAIR MADE EASY: One-part epoxy repair filler to fix fiberglass boat damage; It's a complete fiberglass repair kit for boats in one tube. EASY GELCOAT REPAIR KIT: Just clean, apply, level and wipe away smears; Fixes chipped fiberglass and deep cracks in seconds.

How do you fix a gelcoat chip on a boat?

2:045:22How To Repair Boat Gelcoat [MATERIALS LIST ] | BoatUSYouTubeStart of suggested clipEnd of suggested clipI thoroughly mix the Jocko and the catalyst together. And all I'm going to do is use one mixingMoreI thoroughly mix the Jocko and the catalyst together. And all I'm going to do is use one mixing stick. And drop it into the crack. And just tap it to make sure that there's no trapped air bubbles.

How do you repair a gouge in a fiberglass boat?

Fill any deep gouges and spend your time sanding out scratches while the filler sets up. Apply gel coat to the filled gouges and finish to the scratches and then final-sand the filled gouges. Buff all the repaired areas and then the rest of the boat. Apply any graphics to finish up.

Can you patch a fiberglass hull?

2:2411:17Fiberglass Hull Repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt up with a little fairing. Come in with your magic little gel coat we'll be all set. First upMoreIt up with a little fairing. Come in with your magic little gel coat we'll be all set. First up after opening up the void is to smooth the edges around the damaged area using a grinder.

How do you fix a small chip in a boat?

0:355:22How To Repair DIY Chipped Gel Coat fiberglas Boat : Marine - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo you can buy some inexpensive kits that are easy to to repair so it's just a matter of cleaning upMoreSo you can buy some inexpensive kits that are easy to to repair so it's just a matter of cleaning up the area getting rid of the sharp edges with the light sanding or grinding.

How do you fix gouges in gelcoat?

Begin by sanding around the area and the scratch with 320-grit paper. Again, be cautious not to remove too much material. After sanding, use a Dremel tool to clean out the gouge a bit, then feather the edges of the scratch with 180-grit. This helps the gelcoat blend in and helps hide the edges of the filled scratch.

How do you fix a fiberglass boat damage?

1:0224:55HOW TO REPAIR FIBERGLASS DAMAGE WITH LIMITED ACCESS!YouTubeStart of suggested clipEnd of suggested clipEspecially when it's below the water line the ideal way or the the recommended way of repairing thatMoreEspecially when it's below the water line the ideal way or the the recommended way of repairing that is to basically do that repair on both sides of the laminate.

Does epoxy stick to fiberglass?

One reason that an epoxy product such as WEST SYSTEM® Epoxy is so useful for fibreglass boat repairs is that it's an incredibly effective adhesive. It creates a resilient bond to fibreglass, cured polyester laminates, wood and metals – even when you only use a thin film.

How do you get deep scratches out of gelcoat?

Wet-Sanding Scratched Gelcoat Try using 400-grit wet-sanding sandpaper, followed by 600-grit. Always use a sanding block so you don't over-sand one particular spot, and use a gentle, circular motion. If the scuff or scratch disappears, great.

Will flex seal work on fiberglass?

A: You can use Flex Paste on a wide variety of surfaces such as wood, glass, tile, concrete, aluminum, metal, brick, stucco, masonry, copper, fabric, fiberglass, ceramic, porcelain, natural stones, roofing, PVC, EIFS, EPDM, CSPE, Hypalon polyurethanes and so much more.

Can You Use Flex Seal on a fiberglass boat?

Flex seal is advertised to adhere to fiberglass and aluminum, so you should have no problem with it sticking to your boat.

How do you fill holes in fiberglass?

When you are trying to repair a small hole in fiberglass, the best type of product to use is a premium epoxy. This will insure a proper repair and will not allow for shrinking of the material and create a water tight seal. We recommend the Hawk Epoxy Kit. It contains the epoxy resin, catalyst and filler for the job.

How to repair scratches on boat hull?

Fill pronounced scratches or dents with gelcoat paste and use the plastic putty knife to level the surface of the repair area just below the hull to allow room for a coat of gelcoat. Follow the directions on your particular paste mixture. Allow it to cure thoroughly.

How to repair gelcoat on boat?

Cover undamaged areas of the hull close to the area to be repaired with newspaper. Mask the edges with tape. Use the rotary tool and a pointed grinding bit to dig out the damaged gelcoat. Bevel the edges around the damaged area and grind away the damaged part down to the fiberglass. Be careful not to gouge the fiberglass.

How long does it take for gelcoat to harden?

Wait at least four hours for the gelcoat to harden. Meanwhile clean up any mess with acetone and paper towels. Allow the repair to cure overnight before sanding.

How to polish a boat?

Apply buffing compound and buff smooth with a buffer. It may take three or four passes with the buffer to polish the repair smooth. Finish by waxing the entire boat so the shine is even, and the repair should be virtually invisible.

What to wear when handling fiberglass?

Always wear gloves and eye protection when handling fiberglass chemicals and solvents.

Can you fix a fiberglass boat without redoing it?

Chips and dents in the shiny hull of your fiberglass boat will happen. Debris in the water and loading and unloading from trailers can contribute to the collection of dings and dents that mar your boat's finish. The good new is that you can fix minor damage without having to redo the entire boat from stem to stern. The process takes some care, but it's well within the capabilities of most do-it-yourselfers.

Can you add mekp to gelcoat?

Add the MEKP catalyst as directed. Be sure to get the catalyst proportions right. Too much will prevent the gelcoat from har dening and create air bubbles. Too little can increase drying time.

How much does it cost to repair a fiberglass boat?

Most hired-out repairs of any type are roughly 50 percent labor and 50 percent materials. Not so with this fix—hull repairs are all about labor. The repairs on this boat would cost roughly $3,000 at a shop. But the materials only cost about $250 and the buffer about $150! So roll up your sleeves. Your fiberglass boat repair might not be perfect, but your boat will look unbelievably better than it did before. Just don’t try to rush or skimp on the materials. And know that this job is much bigger than it looks.

How to fix deep scratches on boat?

To fix gouges and deep scratches, you’ll need “chop” (powdered fiberglass) filler, gel coat and gel coat reducer. Jot down your boat’s model and serial numbers and contact the manufacturer to order gel coat (about $100 per qt.) to match your boat’s color.

What is the gel coat on a fiberglass boat?

All fiberglass boats have a thick structural core of fiberglass strands impregnated with polyester resin. But the part you actually see is the gel coat. That’s the thin layer of pigmented resin that gives the boat its sheen and color. Most light scratches are in the gel coat layer.

How to cut a gel coat gouge?

Cut a U-shaped groove into the gouge with a high-speed die grinder or rotary tool and a burr nose bit. Taper the edges of the gouge to eliminate sharp edges in the old gel coat.

What is a repair pro?

A repair pro shows you how to make invisible fixes for scuffs, dents and scratches in fiberglass boats and other fiberglass items. You'll save a ton of money if you're patient and use the proper tools.

Where are light scratches in a car?

Most light scratches are in the gel coat layer. They can be sanded out and the area built back up with new gel coat. But if they penetrate the core, they need to be filled. You can tell that the scratch is into the core if you see fiberglass fibers (Photo 2).

How to buff a buffer?

Take a seat and heft the buffer into position. Start slowly and buff small sections at a time.

What is MagicEzy 9 second chip fix?

MagicEzy 9 Second Chip Fix is a one-part solution that is pre-colored so there’s no need to add color. Its precise nanotechnology formula was designed to offer the precise blend of adhesion strength, flexibility, and durability.

Can gelcoat repair resin flex?

The challenge with a lot of gelcoat repair resins is that it’s difficult to find one that delivers structural grade adhesion and at the same time can flex as a boat moves.

What happens if a boat gelcoat is chipped?

The quality of your boat’s appearance is largely the result of its fiberglass. If the fiberglass gelcoat is damaged, dinged or chipped, it s going to throw off the entire smooth exterior. Left unchecked, these issues can even spread to surrounding areas.

What is gelcoat on a boat?

Keep in mind that the gelcoat is the first line of defense between your boat and the marine environment. It’s essentially the boat’s “skin.”. If you don’t take care of it, it will affect the entire appearance and even performance of your boat.

How to apply gelcoat?

Apply The Gelcoat. Tape off the area and mix the gelcoat. Then, once you’re sure you have a thoroughly mixed gelcoat ready for application, put it on. The tape will ensure that you aren’t adding more gelcoat to surrounding areas. After mixing, you’ll have a window of about 10 or 15 minutes with which to work.

Do you need to take care of a gelcoat boat?

Want your boat to look new? Most of that “like-new” look depends on the gelcoat. That means you’re going to need to take care of it. To do that, you’ll need a great routine for cleaning and waxing your boat, and you need to understand what to do if some of your gelcoat chips off. The good news is that it doesn’t have to be difficult. Here’s a quick guide to teach you how to repair gelcoat chips.

Does gelcoat fade?

Your gelcoat has a specific color, so it begins with matching your repairs to that color. According to Boating Magazine, you’ll need to be careful here, as the rest of your original gelcoat color may have faded with time.

Can you use color restorer on fiberglass?

But if your fiberglass damage is more serious, it’s important not to skip them.

Can you sand a boat to wax it?

Now you have the option to sand it down and peeling off the PVA to apply the wax. BoatLIFE offers a number of high quality boat waxing products to ensure a properly-protected gelcoat for years to come. Use these wax products to prevent future repairs and keep your boat looking its best.

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