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Pot life at 72°f is 20 to 25 Minutes. Easily modified with west system fillers, applying fiberglass, Additives, structural bonding, and Pigments to suit the job at hand, whether coating, or fairing. Cures to maximum strength in 1 to 4 days.
Mix with west system 105 resin in a five-part resin to one-part hardener ratio. It is useful in a majority of bonding situations, and when extended working time and cure time are needed. It yields a rigid, high-strength moisture-vapor resistant and functionally waterproof solid. Pair with west system 105-a epoxy resin. Will cure faster at warmer temperatures. The resulting cured epoxy is a rigid, high-strength, moisture-resistant solid.

Cures at temperatures as low as 40°f 4°c. Cures to maximum strength in 1 to 4 days. Minimum recommended working temperature is 40°F 4°C. The resulting cured epoxy is a rigid, high-strength, moisture-resistant solid.
Pot life is 9 to 12 Minutes. 205 fast hardener is a medium-viscosity epoxy curing agent. Not intended for clear coating. Cures to a solid state in 6 to 8 hours. 205 fast hardener produces a rapid epoxy cure that develops physical properties quickly at room temperature. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pair with west system 105-a epoxy resin.


Use with bondo fiberglass resin for auto and home repairs including tubs, hot tubs, pools, boats, sinks, showers, and more. Once mixed, the fiberglass resin will cure in approximately 2 hours.


206 slow hardener produces a slow epoxy cure that develops its full physical properties at room temperature. It yields a rigid, high-strength moisture-vapor resistant and functionally waterproof solid.
It is useful in a majority of bonding situations, and when extended working time and cure time are needed. 206 slow hardener is a low-viscosity epoxy curing agent. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pot life at 72°f is 20 to 25 Minutes. The combination of 105 resin/206 Slow Hardener has excellent bonding, high-strength, coating and barrier coating properties.

Easily modified with west system fillers, structural bonding, and Pigments to suit the job at hand, additives, whether coating, applying fiberglass, or fairing.205 fast hardener is a medium-viscosity epoxy curing agent.
Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pot life is 9 to 12 Minutes. Not intended for clear coating. It is useful in a majority of bonding situations, and at lower temperatures. 205 fast hardener produces a rapid epoxy cure that develops physical properties quickly at room temperature. Minimum recommended working temperature is 40°F 4°C.



1. West System
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West System 206-A Slow Hardener
#adWest System #ad - Cures to a solid state in 10 to 15 hours. Minimum recommended working temperature is 60°F 16°C. The combination of 105 resin/206 Slow Hardener has excellent bonding, coating and barrier coating properties. Cures at temperatures as low as 60°f 16°c.Pot life at 72°f is 20 to 25 Minutes. Easily modified with west system fillers, applying fiberglass, Additives, structural bonding, and Pigments to suit the job at hand, whether coating, or fairing. Cures to maximum strength in 1 to 4 days.
More information #ad
206 slow hardener is a low-viscosity epoxy curing agent. 206 slow hardener produces a slow epoxy cure that develops its full physical properties at room temperature. Not intended for clear coating. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. It is useful in a majority of bonding situations, and when extended working time and cure time are needed. It yields a rigid, high-strength moisture-vapor resistant and functionally waterproof solid. Pair with west system 105-a epoxy resin. Will cure faster at warmer temperatures. The resulting cured epoxy is a rigid, high-strength, moisture-resistant solid.
Brand | West System #ad |
Manufacturer | Gougeon Brothers, Inc. #ad |
Height | 3.65 Inches |
Length | 2.6 Inches |
Weight | 0.6 Pounds |
Width | 2.6 Inches |
Part Number | 206-A |
Model | 206-A |
Warranty | Limited Warranty |
More information #ad
2. West System
#ad
West System 205-A Fast Hardener
#adWest System #ad - The combination of 105 Resin/205 Fast Hardener has excellent bonding and coating properties. Easily modified with west system fillers, and pigments to suit the job at hand, applying fiberglass, structural bonding, Additives, whether coating, or fairing.Cures at temperatures as low as 40°f 4°c. Cures to maximum strength in 1 to 4 days. Minimum recommended working temperature is 40°F 4°C. The resulting cured epoxy is a rigid, high-strength, moisture-resistant solid.
More information #ad
Blend with with west system 105 Epoxy Resin at a 5-parts resin to 1-part hardener ratio. It is useful in a majority of bonding situations, and at lower temperatures. Pot life is 9 to 12 Minutes. 205 fast hardener is a medium-viscosity epoxy curing agent. Not intended for clear coating. Cures to a solid state in 6 to 8 hours. 205 fast hardener produces a rapid epoxy cure that develops physical properties quickly at room temperature. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pair with west system 105-a epoxy resin.
Brand | West System #ad |
Manufacturer | Gougeon Brothers, Inc. #ad |
Height | 3.65 Inches |
Length | 2.6 Inches |
Weight | 0.6 Pounds |
Width | 2.6 Inches |
Part Number | 205-A |
Model | 205-A |
Warranty | LIMITED WARRANTY |
More information #ad
3. East Coast Resin
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Crystal Clear Hardener ONLY 1/2 Gal
#adEast Coast Resin #ad - Water resistant. Detailed instruction included with each kit. Super gloss Durable Finish. Self leveling. Odorless.More information #ad
Brand | East Coast Resin #ad |
Manufacturer | East Coast Resin #ad |
Height | 5 Inches |
Length | 10 Inches |
Weight | 7 Pounds |
Width | 5 Inches |
Part Number | CCH1/2 |
Model | CCH1/2 |
More information #ad
4. Bondo
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Designed For Interior and Exterior Use, 1 tube, Bondo Fiberglass Resin Liquid Hardener, 0.74 Fl oz
#adBondo #ad - Tube helps make application easy. Creates chemical reaction with resin for fast curing. Liquid hardener designed to mix with Bondo polyester fiberglass resin and Bondo Metal Reinforced Filler requiring liquid hardener.Use with bondo fiberglass resin for auto and home repairs including tubs, hot tubs, pools, boats, sinks, showers, and more. Once mixed, the fiberglass resin will cure in approximately 2 hours.
More information #ad
Results in a 100% waterproof repair. Use during the fill stage of the 3M Body Repair System. Apply to fiberglass, metal, brick, wood, and concrete surfaces. Great for interior and exterior projects. Cannot be used by itself must be used with Fiberglass Resin or Metal Reinforced Filler.Brand | Bondo #ad |
Manufacturer | 3M AAD Consumer (Domestic) #ad |
Height | 8.75 Inches |
Length | 7 Inches |
Weight | 0.05 Pounds |
Width | 4.25 Inches |
Part Number | 20126 |
Model | 20126 |
More information #ad
5. Kperdiem
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Epoxy Resin + Hardener | 1:1 Formula 8oz Kit
#adKperdiem #ad - Safety notice: always wear personal protective equipment when handling epoxy resin. The 1:1 formula is perfect for basic silicone crafts, jewelry, tabletop finishes and more.More information #ad
Always wear nitrile gloves when handling or mixing the resin and hardener and use a respirator if mixing in a poorly ventilated area. Crystal Clear. Pour up to 1/4" thick. Adverse allergic reactions can occur.Brand | Kperdiem #ad |
Manufacturer | KPERDIEM #ad |
Height | 2.5 Inches |
Length | 7.5 Inches |
Width | 4 Inches |
Part Number | ER |
More information #ad
6. West System
#ad
West System 206-B Slow Hardener
#adWest System #ad - Minimum recommended working temperature is 60°F 16°C. Cures at temperatures as low as 60°f 16°c. Will cure faster at warmer temperatures. Cures to maximum strength in 1 to 4 days. Not intended for clear coating. The resulting cured epoxy is a rigid, moisture-resistant solid.206 slow hardener produces a slow epoxy cure that develops its full physical properties at room temperature. It yields a rigid, high-strength moisture-vapor resistant and functionally waterproof solid.
More information #ad
Cures to a solid state in 10 to 15 hours. Pair with 105-b west system 105 epoxy resin at a 5-parts resin to 1-part hardener ratio. Easily modified with west system fillers, applying fiberglass, structural bonding, whether coating, and Pigments to suit the job at hand, Additives, or fairing. It is useful in a majority of bonding situations, and when extended working time and cure time are needed. 206 slow hardener is a low-viscosity epoxy curing agent. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pot life at 72°f is 20 to 25 Minutes. The combination of 105 resin/206 Slow Hardener has excellent bonding, high-strength, coating and barrier coating properties.
Brand | West System #ad |
Manufacturer | Gougeon Brothers, Inc. #ad |
Height | 7.3 Inches |
Length | 6.1 Inches |
Weight | 2 Pounds |
Width | 2.5 Inches |
Part Number | 206-B |
Model | 206-B |
More information #ad
7. West System
#ad
West System 205-B Fast Hardener
#adWest System #ad - Cures to a solid state in 6 to 8 hours. Cures to maximum strength in 1 to 4 days. Cures at temperatures as low as 40°f 4°c. Pair with west system 105-b epoxy resin. Blend with with west system 105 Epoxy Resin at a 5-parts resin to 1-part hardener ratio.Easily modified with west system fillers, structural bonding, and Pigments to suit the job at hand, additives, whether coating, applying fiberglass, or fairing.205 fast hardener is a medium-viscosity epoxy curing agent.
More information #ad
Will cure faster at warmer temperatures. The combination of 105 Resin/205 Fast Hardener has excellent bonding and coating properties. The resulting cured epoxy is a rigid, high-strength, moisture-resistant solid. Mix with west system 105 resin in a five-part resin to one-part hardener ratio. Pot life is 9 to 12 Minutes. Not intended for clear coating. It is useful in a majority of bonding situations, and at lower temperatures. 205 fast hardener produces a rapid epoxy cure that develops physical properties quickly at room temperature. Minimum recommended working temperature is 40°F 4°C.
Brand | West System #ad |
Manufacturer | WEST SYSTEM #ad |
Height | 7.3 Inches |
Length | 2.4 Inches |
Weight | 2.2 Pounds |
Width | 4.55 Inches |
Part Number | 205B |
Model | 205-B |
More information #ad
8. TRUE COMPOSITES
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True Composites Fiberglass Resin Polyester Resin Marine Grade Resin 1 Gallon with MEKP Hardener Polymer Resin Fiberglass Repair Kit Laminating Resin for Wood Boat Building and Repair
#adTRUE COMPOSITES #ad - High compatibility - compatible with all types of fiberglass and coring materials, new construction parts, this polyester laminating resin is perfect for low-cost repairs, and vertical surfaces. 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, on wood, FRP parts, auto body, fiberglass, based on temperature!! Dries tack-free-this dcpd-type resin dries tack free without the need for wax!! Multiple applications: marine, aerospace, or metal!!.More information #ad
Brand | TRUE COMPOSITES #ad |
Manufacturer | TRUE COMPOSITES #ad |
Part Number | RESPOLY1GK |
Model | 5 |
More information #ad
9. MAS
#ad
Mas Medium Viscosity Flag Resin Quart
#adMAS #ad - Allows for the incorporation of fillers. Designed to perform as an adhesive and structural laminating foundation. Premiere resin for filleting, laminating, and gluing.More information #ad
Next day sandable when cured at 60°F and higher with Medium Hardener. Also ideal for using over Low Viscosity resin to fill the weave of already wet-out fabrics with fewer coats.Brand | MAS #ad |
Manufacturer | Acr Electronics #ad |
Weight | 2.5 Pounds |
Part Number | FLAG032 |
Model | 1136042 |
More information #ad
10. 3M
#ad
3M 401 Bondo Fiberglass Resin, 0.9 Pint
#ad3M #ad - Use during the fill stage of the 3M Body Repair System. Compatible with all paints including gel coat and marine paint. Includes bondoc fiberglass Resin Liquid Hardener for convenient, accurate mixing. Can be used alone as a sealer. For repairing, resurfacing and rebuilding a range of materials.More information #ad
Brand | 3M #ad |
Manufacturer | Auto Extra #ad |
Height | 7 Inches |
Length | 11 Inches |
Weight | 1.31 Pounds |
Width | 9 Inches |
Part Number | 401 |
Model | 401 |
More information #ad