WEST SYSTEM 206-C Slow Hardener Marine Epoxy Curing Agent

WEST SYSTEM 206-C Slow Hardener is a professional-grade marine epoxy curing agent formulated to provide extended working time for precise fiberglass repairs, laminating, bonding, and composite construction. Designed for use with WEST SYSTEM epoxy resins, this slow-curing hardener allows careful application and controlled curing for projects that require accuracy and smooth finishing.

Ideal for warm-weather conditions and large surface areas, WEST SYSTEM 206-C Slow Hardener provides a slower cure rate that improves workability and reduces waste. The extended pot life allows users to mix larger batches while completing detailed marine repair tasks without rushing the application process.

This marine-grade epoxy hardener creates strong, moisture-resistant bonds essential for fiberglass boat repair, structural reinforcement, sealing, and protective coating applications. Its dependable curing performance ensures durable results in demanding marine environments exposed to vibration, impact, and water intrusion.

Boat builders, marine technicians, and DIY repair professionals trust WEST SYSTEM 206-C Slow Hardener for consistent performance and reliable results. Whether repairing hull damage, reinforcing structural components, sealing surfaces, or completing fiberglass layups, this slow-curing hardener delivers the flexibility and durability required for professional-quality marine epoxy work.

Key Features

Extended working time for detailed marine repairs

Ideal for warm-weather epoxy applications

Creates strong, moisture-resistant marine bonds

Excellent for laminating, bonding, and coating

Compatible with WEST SYSTEM epoxy resin systems

Technical Specifications

Mix Ratio: 5:1 resin to hardener

Pot Life @ 72F: Approximately 2025 minutes

Cure Time: Solid cure in 1015 hours

Minimum Application Temperature: 60F

Compatible Resins: WEST SYSTEM 105 Epoxy Resin

Cure Speed: Slow cure for controlled application

Best Uses: Fiberglass repair, laminating, bonding, structural reinforcement, and sealing

Finish Quality: Durable, moisture-resistant marine-grade bond