Gelcoat repair in Mobile, AL
Mobile Bay Fiberglass Gulf Coast sun is brutal on gelcoat. Add salt spray off Mobile Bay, a season of rubbing fenders at a Dog River marina, and the occasional dropped anchor, and the finish that looked wet when the boat was new ends up chalky, scratched and cracked around the hardware. Gelcoat is the layer that keeps water out of the laminate underneath, so chips and spider cracks are more than a cosmetic problem. Once they open up, moisture works into the glass behind them and a cheap fix turns into a laminate repair.
Our repair process is straightforward. We open up the damaged area so the new material has something to bite into, fill any voids, then spray or brush catalyzed gelcoat built up slightly proud of the surface. After it cures we block it down through progressively finer wet sanding grits, then compound and polish until the sheen matches the panels around it. Done right, you have to know where the repair was to find it.
Color matching is where most gelcoat work goes wrong. A hull that left the factory white fifteen years ago is not white anymore, and every boat ages differently depending on how much UV it has soaked up. We tint each batch against your hull in natural light, not against a chart, and we test the match on a hidden spot before committing to the repair area. That extra half hour is the difference between an invisible repair and a bright patch that annoys you every time you walk the dock. It is also why we ask for photos taken in shade and in sun, since gelcoat reads differently under each.
Most spot repairs are done in a day or two once the boat is in the shop, and small jobs can often ride along with other work to save you a trip. If the whole side of the hull is chalked or crazed, we will tell you honestly when compounding will bring it back and when the boat needs larger blended sections or a full restoration. Call (251) 220-4157 with a couple of photos and we can usually give you a ballpark before you ever hook up the trailer.
When boats come in for this
- White chalky residue comes off on your hand when you rub the hull
- A dropped anchor or dock strike left a chip down to darker material
- Fine cracks spreading out from a cleat, stanchion or corner like a spiderweb
- Scratches from the trailer bunks or a piling that will not buff out
- An old repair that stands out a different shade of white than the hull
- The finish looks dull no matter how much wax you put on it
What it costs
| Job | Typical range | What moves the price |
|---|---|---|
| Minor chip or scratch repair | $150 to $500 per area | Depth of the chip, how many spots, and how hard the color is to match |
| Larger blended section | $400 to $900 | Size of the blend area, curves and hardware that have to be worked around |
| Full-side or full-hull restoration | Quoted after inspection | Condition of the existing gelcoat and whether it needs respray or heavy compounding |
Full ranges for every job type are on the cost guide.
How the job runs
- Look the damage over in person or from photos and confirm the cracks are cosmetic, not structural.
- Grind or rout out the damaged gelcoat so fresh material can bond.
- Tint gelcoat against your hull in daylight and verify the match on a test spot.
- Fill and spray the repair slightly high, then let it fully cure.
- Wet sand through finer grits, then compound and polish to blend the sheen.
- Walk the boat with you before pickup so you can inspect every repair area.
Common questions
Can you really match the color on an older hull?
Yes, on almost every boat. We tint against your hull in natural light and test the match before we commit, and aged whites and creams are most of what we do. On rare metallic or faded custom colors we will show you the closest match first and let you decide.
Are spider cracks something to worry about or just ugly?
Usually they are cosmetic, but not always. Crazing around cleats, corners and hardware can mean the laminate underneath is flexing, so we check for movement before we fill anything. If there is a structural cause we tell you before you pay for a cosmetic fix that would crack again.
How long does a gelcoat repair take?
Most spot repairs take a day or two in the shop, mainly cure time between steps. Bigger blended sections run longer because each coat has to cure before sanding. We will give you a realistic timeline when we quote it, and humidity here on the coast is already baked into that estimate.
Is gelcoat repair worth it on a boat I might sell?
Almost always. Chips and chalking are the first things a buyer sees at a dock or in listing photos, and a few hundred dollars of gelcoat work routinely returns more than that in sale price. We can prioritize the areas that show most if you are working to a budget.
Get this priced for your boat
Photos plus the boat’s size gets you a written range, usually the same day.