How do you fix large gelcoat damage?

How do you fix large gelcoat damage?

Once the gelcoat has fully cured, sand the repair smooth (wet sanding works particularly well with gelcoat). You can start with 220-grit sandpaper and, for a really slick surface, finish with at least 400- or 600-grit. Finally, apply a coat of high-quality marine polish and your repair is complete.

How do you repair cracked fiberglass?

Here’s how.

1. Drill a tiny hole at each end of the crack. This will stop the crack from extending any further.
2. Examine the crack.
3. Wipe the crack with a dry rag to make sure it’s clean and dry.
4. Fill the crack with a fair amount of fiberglass epoxy resin, using a plastic applicator.
5. Let the epoxy dry for a day.

How do you repair a deep 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.

What is brushable gelcoat?

Brushable Gelcoat is a specially formulated product that is made to be applied like paint and eliminate the need for spray equipment. It has excellent leveling, Water/Osmosis resistance, UV light Stability, great Gloss Retention and a fantastic long-term durability.

Can you repair fiberglass with epoxy?

Epoxy is ideal for wetting out fibreglass You need to work hard to get an even, consistent coating – normally using a foam roller, brush or metal paddle roller. With epoxy, it’s like using warm butter – the epoxy does the work for you.

How do I get a smooth finish on gelcoat?

Sanding the fiberglass will help smooth out any rough spots in the gelcoat. If you’re sanding a large fiberglass surface, like the hull of a boat, use a random orbit sander to speed up the process. When you’re done sanding, wipe away any dust with a dry rag. Apply rubbing compound to the fiberglass with a cloth.