Repairing structural cracks involves several steps. Do they surround an area that feels just a little spongy, as already noted. They can occur in any form of fiberglass, including cars, boats and swimming pools. Small cracks form in the outer surface of the fiberglass, spreading out from a central point like a spiderweb. Learn how to fix stress cracks, dock dings and other fiberglass injuries. Step 4 as soon as the crack has been channeled out, wipe it clean. How to fix crazing in gelcoat, also known as spider cracks or stress cracks which. Step 3 now, once youve removed all hardware, toerails, and other paraphernalia. Repairing hundreds of fiberglass cracks to get ready for spraying awlgrip paint. How to repair gelcoat, fiberglass boat repair boating. Since the cracks are all the way through, the first step is to grind the broken fiberglass back into solid. In this short video i take a minute to fix up an old bad repair. How to fix a crack or hole in a fibreglass boat the new. Start by wiping down the area with acetone and sanding the damaged gelcoat down to the fiberglass.
Ever wanted to fix a crack or hole in a fibreglass boat. Repairing hairline cracks and how to do repair gelcoat. Repairing hundreds of fiberglass cracks to get ready for. Previous episodes go over other types of fiberglass. First, remove all wax and grease from the work area by wiping down the area with acetone and a clean rag. Try not to remove any of the fiberglass resin or cloth. Fiberglass and structural repair starboard marine repair. To diagnose spider cracks, inspect your boat and look for the following. How to repair spider cracks in fiberglass boatlife. They may indicate whether something inside the boat has broken loose and.
The epoxy fills and seals the cracks, and the polyurethane restores the color and gloss. Its already recorded, i just need to edit it along with a dozen others on this cheoy lee project. Stress cracks can help us understand what caused the damage. How to repair spider cracks on your fiberglass boat. Step 1 figure out what caused the cracks to begin with. Repairing hairline cracks and how to do repair gelcoat magicezy. If structural damage is suspected, you should get your boat. How to fix spider cracks in fiberglass it still runs. How to repair deep cracks in fiberglass boats with the new west system fiberglass boat repair kit. This show covers how to repair fiberglass stress cracks on your boat using polyester resin. Next, use a sander and coarse grit sandpaper to expose grind away the crack.
Most stress cracks occur in the gelcoat layer of fiberglass surfaces and can be repaired by yourself. You can successfully complete basic fiberglass boat repair by following these steps. How to repair deep cracks in fiberglass boats youtube. A simple sanding with an orbital sander will be enough for this. Step 2 then toughen the laminate that contains the crack or cracks by solidifying it. The spraying part of this video will be out next week. Showing how to repair fiberglass using aeromarine products epoxy resin and fiberglass cloth. 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 polyurethane. Catalyze the gelcoat and brush onto the exposed fiberglass area. Hull repair is fairly easy for someone who owns a small fiberglass boat of their own. Spider cracks are a form of fiberglass damage that occurs from minor flexing or impacts. If structural damage is suspected, you should get your boat inspected by a qualified boat repairer. Clean off cracked portions working with a fiberglass, or even a wooden hull, you will need to start by cleaning out the crack and affected area.
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