Top 10 fiberglass Fillers in 2022

For this article, we’ve put together a collection of the best-selling fiberglass Fillers from Amazon. To make your choice easier, we’ve compiled some key features of each of these fiberglass Fillers.

As an affiliate, we may earn some commission when you make any purchase from links on this page.

List of the Top 10 fiberglass Fillers

1
  • SCORE
    9.8 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Long strands of chopped fiberglass deliver twice the strength of regular body filler
  • Fill holes up to 1” wide and rebuild missing pieces without backing strips, cloth or mat
  • Versatile filler works with fiberglass, metal and wood
  • Fast dry formula allows for sanding in only 20 minutes
  • Compatible with most paints and paint systems
  • Waterproof formula works great on cars and boats
  • Suitable for challenging projects such as rebuilding missing pieces, vehicle restoration, shattered fiberglass repair, filling metal rust holes up to 1” in diameter
  • Easy to use – includes step-by-step instructions
  • Use during the Fill stage of the 3M Body Repair System
  • Filler comes with Bondo Red Cream Hardener
2
  • SCORE
    9.3 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Made with short strand fiberglass fibers
  • Metal and fiberglass repair
  • Use on rust repairs along with cracks and holes in fiber glass
  • Finishing Putty
3
  • SCORE
    9.8 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Waterproof Filler: High-strength fiberglass reinforcement that is made for durability
  • Fiberglass Reinforced: Ideal for repairing holes, rusted metal, body seams, and shattered fiberglass
  • Effective Body Filler: Has unique formula with short strand, fiberglass for reinforcement
  • Versatile Surfaces Application: Our products are applicable on steel, aluminum, fiberglass, and more
  • Automotive Body Repair: We provide high-quality putty, primer, and body filler formulations
4
  • SCORE
    9.1 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Sands Easy Added to epoxy or polyester to make a lightweight fairing compound
  • Also Called Glass Bubbles
  • Microspheres Improves the Weight to Strength Ratio Improves Dimensional Stability
  • When added with our cabosil (equal parts by volume) it makes a great general purpose putty
  • engineered hollow glass microspheres
5
  • SCORE
    9.6 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Fills small holes and can be used with backing strips, fiberglass mat or cloth
  • Non-drip resin jelly spreads easily and won’t run for cleaner and easier repairs
  • Sandable in as little as 20 minutes
  • Compatible with most paints
  • Waterproof formula works for cars and boats
  • Ideal for vertical surfaces
  • Includes Bondo Red Cream Hardener
  • Paintable
  • Use with Bondo Fiberglass Cloth or Mat for stronger repairs
  • Use during the Fill stage of the 3M Body Repair System
6
  • SCORE
    9.8 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • 1/4" Chop Strand Fiberglass Fibers
  • Add to Polyester or Epoxy Resins
  • When mixed with various resins it can create a high density and compression strength putty
  • Excellent for repairs Can be blended with other fillers for a custom mix
  • Fasco Has been Manufacturing Epoxy compounds and coatings since 1957 Made in the USA
7
  • SCORE
    9.1 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • PRE-THICKENED FIBER REINFORCED POLYESTER PUTTY for high-strength structural filling, fitting, bonding, bedding & radius forming; great for boat building & repair on fiberglass, wood, metal, polyester laminates & core materials; use above or below waterline
  • MARINE FILLER has premium polyester resin and long strand glass fibers for strength, impact resistance & elasticity; ideal for bonding decks, stringers & liners to hulls; filleting and bonding bulkheads, and filling screw holes, bolt holes, chips & dents
  • EASY TO MIX, EASY TO APPLY: For a 100g mass, catalyze with 1% MEKP to get 15-20 min. of working time at 70°F (14 drops of MEKP per ounce of putty); adjust amount of catalyst to control working time; paste-like consistency is easy to spread and won’t sag
  • FAST-SETTING STRUCTURAL ADHESIVE is ideal for fiberglass & gelcoat repair; for cosmetic fairing, overcoat Polyester Structural Repair Putty with TotalBoat Polyester Fairing Compound; it sands smooth easily & can be finished with TotalBoat Gelcoat with wax
  • AVAILABLE IN QUART AND GALLON KITS: Includes 2 oz. MEKP. This versatile bonding compound can bond dissimilar materials and can also be used in many home, auto, construction, and aerospace applications, with no shrinking or cracking, even in bulk fillings
8
  • SCORE
    9.3 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Size: 1 qt, Includes: Red Cream Hardener, Type: Paste
9
  • SCORE
    9.3 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Strengthens Standard Fillers: Has chopped fiberglass to add strength to standard fillers
  • Strengthens Sheet Metal: Reinforces torn or rusted areas of sheet metal on boats and other vehicles
  • Easy Sanding: This waterproof filler provides easy sanding with 80 grit sandpaper
  • Versatile Surfaces Application: Our products are applicable on steel, aluminum, fiberglass, and more
  • Automotive Body Repair: We provide high-quality putty, primer, and body filler formulations
10
  • SCORE
    9.7 ✔ AI Score This Score is known as Artificial Intelligence, which is capable of simulating human intelligence expressed through programmed machines.( Read more )
Product Highlights
  • Fiberglass reinforced filler creates strong and durable repairs
  • Easy to spread formula goes on easily
  • Filler creates waterproof repairs
  • Great for repairing fiberglass and rust holes in metal
  • Significantly stronger than regular fillers
  • For industrial/occupational use only. Not for consumer sale or use.

Last update on 2022-08-16 / Affiliate links / Images from Amazon Product Advertising API

fiberglass Fillers Comparison Table

# Product Name Performance Popularity Value Our Rating
1 Bondo Bondo-Hair Long Strand Fiberglass Reinforced Filler, 00762, 1 Quart
9.1
9.3
9
2 Duraglas Fiberglass Reinforced Auto Body Filler | Rust & Waterproof Single Short-Strand Fiberglass...
8.8
8.8
9.4
3 Evercoat Everglass Short Strand Fiberglass Reinforced Filler - Waterproof Filler - 32 Fl Oz
9.7
9.4
9.2
4 White Glass Microspheres - Filler for Epoxy and Polyester Resin - Quart Tub
9.6
9.1
8.9
5 Bondo Fiberglass Resin Jelly, 00432, 1 Quart
9.3
9.7
9.4
6 1/4" Chopped Strand Mat Fiberglass Fibers Quart
8.8
9.8
8.9
7 TotalBoat Polyester Structural Repair Putty - Marine Grade Long Strand Fiber Fiberglass Reinforced...
9.5
9.1
9
8 1 qt. Green Fiberglass Reinforced Filler
8.9
9.4
9.7
9 Everocat Kitty Hair Long Strand Fiberglass Reinforced Filler for Fiberglass & Sheet Metal - 32 Fl Oz
9.8
9.7
9.5
10 Dynatron Dyna-Glass Short Strand Filler, 462, 1 qt
9.3
9.5
9.7

Last update on 2022-08-16 / Affiliate links / Images from Amazon Product Advertising API

We hope you enjoyed our listing of the trending fiberglass Fillers and have already found your desired product. If you think we’ve missed any specific model, feel free to let us know by dropping a comment below.

Leave a Comment