5L Pro GRP Hardener (Catalyst)

The Pro GRP Hardener (Catalyst) is a high-quality MEKP (Methyl Ethyl Ketone Peroxide) activator designed for curing polyester resins, gelcoats, and topcoats. Supplied in a 5 litre container, this catalyst ensures controlled, reliable curing for fibreglass roofing, boat building, and general GRP applications.

Product Features/Specifications:

Formulated for use with Pro GRP and most polyester resin systems, this catalyst provides consistent curing performance even under varying site conditions. The 5L container offers excellent value and coverage, making it suitable for larger-scale GRP installations and professional contractors.

Detailed Product Benefits:

The Pro GRP Catalyst is easy to measure and mix, ensuring fast, even curing of resins and topcoats. Its reliable formulation reduces the risk of under-curing or incomplete setting, delivering a tough, long-lasting finish.

The 5L pack size provides ample supply for major projects, reducing downtime from refills and offering cost efficiency for trade users. Suitable for both cold and warm weather use, it ensures flexibility across seasonal conditions.

Applications and Versatility:

• Curing Pro GRP roofing resins and topcoats
• Fibreglass laminating and repairs
• Marine and boat building projects
• Automotive fibreglass applications
• General polyester resin systems

Features & Benefits List:

• MEKP catalyst for reliable resin curing
• Large 5 litre container – ideal for trade use and large projects
• Compatible with Pro GRP and most polyester resin systems
• Ensures strong, durable, and consistent curing
• Easy to measure and mix with resins and topcoats
• Suitable for a wide range of GRP applications
• Professional-grade performance

Technical Specifications:

• Product Code: Pro GRP Hardener 5L
• Type: MEKP (Methyl Ethyl Ketone Peroxide) catalyst
• Pack Size: 5 litres
• Application Method: Mix with polyester resin or topcoat at recommended ratios (typically 1–4%)
• Use: Curing of resins, laminates, and GRP coatings

Additional Information:

Always handle with care, using gloves, goggles, and protective clothing. Store in a cool, dry, and well-ventilated place away from direct sunlight and sources of heat. Follow the manufacturer’s safety instructions and mix ratios for best results.

For more information please contact us on 01274 720227 or email us at [email protected]