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West System B Pack Standard Epoxy 105 Resin + 205 Fast Hardener

West System B Pack Standard Epoxy 105 Resin + 205 Fast Hardener

SKU: MI-WS-105-205B

WEST SYSTEM 105 Epoxy Resin & 205 Fast Hardener form a high-performance marine epoxy system, ideal for boat repairs, bonding, coating, and restoration. This versatile epoxy resin system is widely trusted for delivering long-lasting, high-strength repairs across a range of marine and construction applications.

Regular price £147.95
Regular price Sale price £147.95
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Delivery available  |  lead times vary

Collection available  |  usually ready in 2-4 days   |  Location: RS4

Description

WEST SYSTEM 105 Epoxy Resin & 205 Fast Hardener form a high-performance marine epoxy system, ideal for boat repairs, bonding, coating, and restoration. This versatile epoxy resin system is widely trusted for delivering long-lasting, high-strength repairs across a range of marine and construction applications.

When mixed at the correct 5:1 ratio, the epoxy cures to a tough, moisture-resistant solid, providing exceptional adhesion to wood, fibreglass, metals, and composite materials. Designed for reliability in demanding environments, it is perfect for boat maintenance, structural repairs, and surface sealing.

Designed for both professionals and DIY users, WEST SYSTEM epoxy resin and hardener provide a reliable, versatile solution for structural repairs, bonding, and protective coatings in marine environments.

  • Professional-grade marine epoxy resin system
  • Ideal for boat repair, fibreglass repair, and wood bonding
  • High-strength, waterproof, and durable finish
  • Excellent adhesion to multiple substrates
  • Compatible with WEST SYSTEM fillers for gap filling and fairing
  • Trusted for marine, construction, and DIY applications

105 Epoxy Resin (5 KG)

The 105 Epoxy Resin is a clear, low-viscosity marine resin designed for superior wet-out and bonding performance. It penetrates surfaces effectively, creating a strong, durable bond with excellent moisture resistance.

Suitable for bonding:

  • Wood and timber fibres
  • Fibreglass and GRP
  • Reinforcing fabrics
  • Composite materials
  • A wide range of metals
  • Cured Colour: Depends on hardener used

205 Fast Hardener (1 KG)

205 Fast Hardener is specially formulated for fast-curing epoxy applications, making it ideal for general bonding, coating, and repair work, particularly in lower temperature conditions. Designed to accelerate cure times, it enables the epoxy system to develop strength quickly at room temperature, improving efficiency on time-sensitive projects.

  • Fast cure epoxy hardener for quick project turnaround
  • Performs well in lower temperature environments
  • Excellent bonding and barrier coating properties
  • Not recommended for clear coating applications
  • Cured Colour: Pale yellow to amber
Specification Details
Mix Ratio 5:1 (Resin : Hardener)
Pot Life (25°C) 20–30 minutes
Cure to Solid State (21°C) 9–12 hours
Full Cure / Max Strength (21°C) 5–7 days
Minimum Working Temp 16°C
Compatible Pumps 301, 306, 309
Product Type Marine epoxy resin system
Applications Boat repair, fibreglass repair, wood bonding
Finish High-strength, waterproof, durable
Adhesion Excellent multi-surface bonding
Compatibility WEST SYSTEM fillers
Hardener Working Time / Cure Time (25°C)
205 Fast Hardener® 60–70 mins / 5–7 hrs
206 Slow Hardener® 90–110 mins / 9–12 hrs
207 Special Clear Hardener® 85–110 mins / 9–12 hrs
209 Extra Slow Hardener® 200–260 mins / 20–24 hrs

 

Specification

Specification Details
Mix Ratio 5:1 (Resin : Hardener)
Pot Life (25°C) 20–30 minutes
Cure to Solid State (21°C) 9–12 hours
Full Cure / Max Strength (21°C) 5–7 days
Minimum Working Temp 16°C
Compatible Pumps 301, 306, 309
Product Type Marine epoxy resin system
Applications Boat repair, fibreglass repair, wood bonding
Finish High-strength, waterproof, durable
Adhesion Excellent multi-surface bonding
Compatibility WEST SYSTEM fillers
Hardener Working Time / Cure Time (25°C)
205 Fast Hardener® 60–70 mins / 5–7 hrs
206 Slow Hardener® 90–110 mins / 9–12 hrs
207 Special Clear Hardener® 85–110 mins / 9–12 hrs
209 Extra Slow Hardener® 200–260 mins / 20–24 hrs
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