Best Fiberglass Resin

Peter | 01-12-2025

If you aren’t someone who makes frequent purchases, selecting the best Best Fiberglass Resin won’t be an easy chore for you. However, you shouldn’t be concerned because we have provided you with the most comprehensive list possible of the top Best Fiberglass Resin. Have a look at the products on our list, and pick the ones that appeal to you the most.

We researched and tested Best Fiberglass Resin in the market to get you this list. Our most recommended product is 3M Best Fiberglass Resin. Check out our picks for all of our favorites, and be sure to read our buying guide to get all the information you need to make the best choice!

Editor's Choice
TotalBoat Polyester Laminating Resin - Marine Grade Fiberglass Resin and MEKP Catalyst for Layups
TotalBoat Polyester Laminating Resin - Marine Grade Fiberglass Resin and MEKP Catalyst for Layups
Premium Pick
Evercoat Body Shop 105007 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in
Evercoat Body Shop 105007 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in
Budget Pick
J-B Weld Fiberglass Resin - Quart - Bath, Marine & Auto
J-B Weld Fiberglass Resin - Quart - Bath, Marine & Auto

Top 10 Best Fiberglass Resin

We researched and compared the top products in the Best Fiberglass Resin category to provide you with these recommendations.

1. 3M 401 Bondo Fiberglass Resin - 0.9 Pint

  • For repairing, resurfacing and rebuilding a range of materials
  • Can be used alone as a sealer
  • Compatible with all paints including gel coat and marine paint
  • Includes Bondoc Fiberglass Resin Liquid Hardener for convenient, accurate mixing
  • Use during the Fill stage of the 3M Body Repair System

2. Evercoat Body Shop 105007 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in

Evercoat Body Shop 105007 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in
9.5

Evercoat Body Shop

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  • Premium Quality Evercoat Body Shop Pro-Grade Fiberglass Resin provides superior strength and durability, ensuring high-performance repairs and part fabrication for fiberglass, metal, wood, concrete, masonry, and rigid plastics.
  • Easy Application This resin wets out mat and cloth quickly, ensuring a smooth, non-tacky surface thats perfect for both professional and DIY repairs. It wont run or sag, making it ideal for all types of automotive and structural repairs.
  • Versatile Repair Solutions Whether youre fixing fiberglass panels, metal surfaces, or rigid plastics, this resin is perfect for repairing holes, cracks, and damaged areas. Its a go-to solution for high-stress, heavy-duty applications.
  • Impact & Waterproof Protection Offering exceptional resistance to impact and moisture, Evercoats fiberglass resin creates a long-lasting, waterproof barrier that prevents further damage, ensuring durability in even the harshest environments.
  • Sanding & Drilling Ready Once cured, this resin can be filed, sanded, or drilled for precision repairs and custom fabrications. The included liquid hardener ensures an optimal cure every time, providing a smooth finish for any project.

3. J-B Weld Fiberglass Resin - Quart - Bath, Marine & Auto

J-B Weld Fiberglass Resin - Quart - Bath, Marine & Auto
9.5

J-b Weld

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  • J-B Weld Fiberglass Resin is a two-component resin system that provides waterproof, durable repairs to small & large gaps, holes, cracks, and other damage in pools, boats, tub & showers, and more. Use Fiberglass Resin with fiberglass cloth or mat for reinforcement strength and for repairs on holes or gaps
  • Repairs holes and cracks on fiberglass, rigid plastics, metal, concrete & more
  • Dries in 2 hours
  • Great for boats, pools, tubs & showers
  • Use with fiberglass cloth and mat

4. J-B Weld Fiberglass Resin - Gallon - Bath, Marine & Auto

J-B Weld Fiberglass Resin - Gallon - Bath, Marine & Auto
8.9

J-b Weld

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  • J-B Weld Fiberglass Resin is a two-component resin system that provides waterproof, durable repairs to small & large gaps, holes, cracks, and other damage in pools, boats, tub & showers, and more. Use Fiberglass Resin with fiberglass cloth or mat for reinforcement strength and for repairs on holes or gaps
  • Repairs holes and cracks on fiberglass, rigid plastics, metal, concrete & more
  • Dries in 2 hours
  • Great for boats, pools, tubs & showers
  • Use with fiberglass cloth and mat

5. TotalBoat Polyester Laminating Resin - Marine Grade Fiberglass Resin and MEKP Catalyst for Layups

TotalBoat Polyester Laminating Resin - Marine Grade Fiberglass Resin and MEKP Catalyst for Layups
9.8

Totalboat

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  • GENERAL PURPOSE POLYESTER RESIN stays tacky to hold fiberglass cloth and composite fabrics in place during boat building & layups; ideal for hull & surfboard repair, bathtub & automotive fiberglass repairs
  • FAST WET OUT OF FIBERGLASS and other reinforcement fabrics used to create composites and FRP parts for yachts, boats, motorcycles and more; ideal for spray-ups and hand layups on fiberglass, wood & metal
  • EASY TO USE, NO SANDING: Polyester fiberglass resin is an excellent base coat for laminating applications; just mix in MEKP catalyst and use immediately; surface stays tacky so next layer adheres strongly
  • INCLUDES MEKP CATALYST: Adjust the amount of MEKP hardener to control gel time; slow gel (20 min +): 1 teaspoon of MEKP per quart of resin; medium (15-20 min): 2 tsp/qt; fast (10 min): 3 tsp/qt
  • CHOOSE QUART OR GALLON SIZE. Note: Resin and work area should be between 70F to 95F; store in temperatures below 77F; for the final layer in your layup, use TotalBoat Polyester Finishing Resin

6. Evercoat Body Shop 105006 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in

Evercoat Body Shop 105006 Pro-Grade Fiberglass Resin for Repairing and Rebuilding Panels & Holes in
8.5

Evercoat Body Shop

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  • Premium Quality Evercoat Body Shop Pro-Grade Fiberglass Resin provides superior strength and durability, ensuring high-performance repairs and part fabrication for fiberglass, metal, wood, concrete, masonry, and rigid plastics.
  • Easy Application This resin wets out mat and cloth quickly, ensuring a smooth, non-tacky surface thats perfect for both professional and DIY repairs. It wont run or sag, making it ideal for all types of automotive and structural repairs.
  • Versatile Repair Solutions Whether youre fixing fiberglass panels, metal surfaces, or rigid plastics, this resin is perfect for repairing holes, cracks, and damaged areas. Its a go-to solution for high-stress, heavy-duty applications.
  • Impact & Waterproof Protection Offering exceptional resistance to impact and moisture, Evercoats fiberglass resin creates a long-lasting, waterproof barrier that prevents further damage, ensuring durability in even the harshest environments.
  • Sanding & Drilling Ready Once cured, this resin can be filed, sanded, or drilled for precision repairs and custom fabrications. The included liquid hardener ensures an optimal cure every time, providing a smooth finish for any project.

7. FIBERLAM Plus 1-10G Polyester Resin 1-10 Gallon +MEKP Hardener; Low Viscosity Coating for Laminating

FIBERLAM Plus 1-10G Polyester Resin 1-10 Gallon +MEKP Hardener; Low Viscosity Coating for Laminating
7.7

Generic

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  • GRADE A - Not a boatyard resin, LXC FIBERLAM Plus POLYESTER RESIN is a Fiberglass Laminating Resin of high quality to meet your needs for fiberglass lamination - Fiberlam Plus is MARINE GRADE and used in the marine industry and by most RV, camper trailer, boat manufacturers and many more industries including custom sound system manufacturing.
  • CURES FULLY in 48-72hrs without wax , this resin has NO WAX and is a true laminating resin - Use this resin on Wood, Fiberglass, Fabrics or Metal without any hassle. Depending on temperature and humidity, it can reach its cured stage in as quick as 4 hours but may take up to 24-72 hours depending on amount of MEKP added or if temperatures are lower than 72F, If temperatures are too low it will take even longer. A heated workspace is required/highly recommended during the cooler months of the year. Optimal working temperature is above 75F
  • CURES TACK FREE (no wax is present in this resin) after 24-36hrs - Manufactured in the USA, this Ortho-type resin cures tack free in 24-36hrs. For faster time to full cure / no tack; wax may be added to reduce tack time to less than 24hrs. The set includes MEKP hardener, 1x 2oz bottle for each gallon of resin purchased.
  • MULTIPLE APPLICATIONS - This polyester fiberglass resin is great for the following applications: marine, general purpose fiberglass laminating, aero space, FRP (Fiber Reinforced Plastic) parts, auto body, transportation, wood, and much more
  • HIGH COMPATIBILITY - Compatible with all types of Fiberglass and coring materials, including expanded PVC coring and so much more, this polyester laminating resin is perfect for high quality repairs, new construction parts, and vertical surface laminations.
  • From Water crafts to Bathrooms - Upgrade your building and repairs with our general-purpose marine fiberglass resin. You can confidently use it on a boat, surfboard, automobile, and even a bathtub or shower. Gelcoat adheres with a superrior bbond to this resin as well.
  • Mix Ratio chart is on the label for easy reference to mix according to your desired work time. MIX FULLY to ensure a complete and proper reaction. Scrape the sides of the container you are mixing in as well as the bottom to ensure a complete mix. Easy to spread, this high wetting resin impregnates fibrous material quickly and can be applied using spray guns or hand layups.
  • Excellent Tackiness - Our FiberLam Plus fiberglass resin stays tacky for a longer period. alowing for easier application to stack layers of reinforcement materials, which creates a stronger adhesion.

8. True Composites Fiberglass Resin Polyester Resin Marine Grade Resin 1 Gallon with MEKP Hardener

True Composites Fiberglass Resin Polyester Resin Marine Grade Resin 1 Gallon with MEKP Hardener
8.5

True Composites

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  • GRADE A-True Composites is a renowned name for its premium product used in the marine industry!
  • CURES FAST-Reach cured quickly-4 hours minimum to 24 hours maximum, based on temperature!!
  • DRIES TACK-FREE-This DCPD-type resin dries tack free without the need for wax!!
  • MULTIPLE APPLICATIONS: marine, aerospace, FRP parts, auto body, on wood, fiberglass, or metal!!
  • HIGH COMPATIBILITY - Compatible with all types of fiberglass and coring materials, this polyester laminating resin is perfect for low-cost repairs, new construction parts, and vertical surfaces.

9. 16oz Crystal Clear Epoxy Resin Kit Casting and Coating for River Table Tops, Art Casting

16oz Crystal Clear Epoxy Resin Kit Casting and Coating for River Table Tops, Art Casting
9.1

Janchun

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  • Super Easy to Mix and Apply - 8oz Crystal Clear Epoxy Resin+ 8oz Crystal Clear Epoxy hardener, mix 1:1 ratio easily and smoothly, cures crystal clear and set hard as a rock, Perfectly formulated to be mixed with the color of your choice for VIVID, stunning results
  • High Gloss Durable Finish - Self leveling, and self degassing, let you create a perfectly transparent finish; Water-like quality is very fewer bubbles compared to others, naturally de-foaming with no ripples for a solid glass-like project
  • Safe for Confident Use - Specifically formulated for artists with low odor, non-toxic and low fumes, resistant to yellowing from UV exposure, keeps your beautiful artwork and color stable and long lasting
  • Your Affordable Choice - Ideal for all Casting, Coating and Art Projects including Cutting Boards, Coasters, Countertops, Bartop, Resin Art, Resin Jewelry, Coating Artwork and Acrylic Pour Paintings, Geode Paintings, Molds, River Tables
  • Why Choose Us - We provide Not only high qualified products for you, but 24-hour in time after-sale services reply, please feel free to contact us if any doubts during using, we will ensure you a 100% satisfactory result

10. Jarezina 64OZ Epoxy Resin Kit,Crystal Clear Epoxy Resin-Strong and No Bubble,Not Yellowing,Self

Jarezina 64OZ Epoxy Resin Kit,Crystal Clear Epoxy Resin-Strong and No Bubble,Not Yellowing,Self
7.7

Jarezina

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  • [Professional All-in-One Resin Art Set]Equipped with precision pumps, spill-proof pads, and detailed guides, this set integrates self-leveling, self-defoaming, and UV-resistant technologies. Designed for resin art workflows, it supports both beginners and professionals in achieving precise mixing and flawless curing.
  • [SELF DEFOAMING FORMULA]The defoaming formula allows bubbles to disappear automatically, leaving the resin with a perfect bubble-free surface. For optimal results, keep layers of resin under 1/4 inch thick. Preheat the resin and hardener in cold weather for the best outcome
  • [CRYSTAL CLEAR, HIGH GLOSS FINISH]Professional-grade resin delivers an ultra-clear, high-gloss finish,moisture, and yellowing. The resin hardens to a rock-solid, glass-like surface, preserving the vibrancy and durability of your artwork
  • [SAFE TO USE]: Food safe epoxy resin Crafted with high-quality raw materials, this epoxy resin is formulated to be free of VOCs, solvents, BPA, and unpleasant odors. The cured Jarezina epoxy resin meets food grade standards. Beginners are encouraged to conduct small tests beforehand, making it a user-friendly choice for both novices and professionals.
  • [Applications] Ideal for tabletops, countertops, flower preservation, crystal clear craft projects, jewelry making, wood coatings, and resin molds. If you have any questions, feel free to reach out, and well assist you online.With Jarezina, you can create stunning resin artworks

Peter

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