How to Spray Gelcoat On A Boat Using a Preval Sprayer [MATERIALS LIST👇] | BoatUS

Have a large area of gelcoat that needs to be repaired on your boat? Spraying gelcoat may be the best method for applying it. BoatUS Magazine contributing editor Mark Corke shows you how to prepare the area on your boat that you want to repair, how to mix up the gelcoat, apply it with a disposable sprayer, and finish it for a seamless repair. Learn more about repairing gelcoat at https://www.boatus.com/expert-advice/expert-advice-archive/2017/december/easy-gelcoat-repairs

0:01 Intro
0:37 Cleaning and prepping the area to be repaired
2:08 Quick tip: Storing masking tape
2:27 Getting the surface ready for gelcoat
3:00 Waxed vs. unwaxed gelcoat
3:30 Getting the correct color gelcoat
3:47 The sprayer
4:15 Mixing the gelcoat for spraying
6:07 Spraying the gelcoat
6:30 Removing the masking
6:50 Sanding and feathering the repair
7:38 Compounding
8:06 Buffing
8:37 Applying the glaze
9:00 Buffing
9:30 Applying wax and final polish
10:05 Wrap Up

View our other gelcoat videos for more useful tips and techniques:
Repairs on flat surfaces: https://youtu.be/TJHk81_nKRI
Repairs on vertical surfaces: https://youtu.be/5EapSjzjAyQ
Repairing spider cracks and crazing: https://youtu.be/i2w85yvrbHk

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🚩MATERIALS LIST
⚓ Reusable respirator: https://www.westmarine.com/search?Ntt=respirator
⚓ Acetone: I used an Evercoat product, but any acetone is fine: http://www.evercoat.com/product-detai...​
⚓ Pretaped Masking Plastic: 3M brand, readily available at Home Depot. You can also find it in Sherwin Williams stores and some West Marine stores have it.
https://www.homedepot.com/p/3M-Scotch...
⚓ Blue painters tape: https://www.3m.com/3M/en_US/company-u...​
⚓ Gelcoat for almost any premixed boat color: https://www.iboats.com/shop/paint-and...​ (Comes with catalyst)
⚓ Styrene: https://www.westmarine.com/buy/evercoat--styrene-resin-thinner-quart--13386750?recordNum=1
⚓ Syringes: https://www.walmart.com/ip/Monoject-C...​
⚓ Sprayer: https://www.westmarine.com/buy/precision-valve--paint-sprayer--P004_123_001_512?recordNum=1
⚓ Plastic mixing sticks: https://www.westmarine.com/buy/west-s...​
⚓ Wet/Dry Sandpaper (also available at any home improvement store): https://www.westmarine.com/buy/3m--we...​
⚓ Polishing compound: https://www.westmarine.com/buy/3m--pe...​
⚓ Buffing machine. The one I have is no longer available, but this is the equivalent: https://www.dewalt.com/products/power...​
⚓ Compounding pad: https://www.westmarine.com/buy/3m--pe...​
⚓ Polishing pad: https://www.westmarine.com/buy/3m--pe...​
⚓ Polish / Glaze: https://www.3m.com/3M/en_US/company-u...​
⚓ Collinite Wax (bottle looks different now): https://www.westmarine.com/buy/collin...​

Short Guitar Clip by Audionautix is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/
Artist: http://audionautix.com/
#gelcoatrepair​ #gelcoat​ #boatus #sprayinggelcoat #spraygelcoat #prevalsprayer

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