Free shipping on orders over £29,85 
Shipping Tracking! 
Google
Facebook← Back to How to repair a panel with resin?
Preparing your panel correctly is the crucial first step for a long-lasting resin repair. Applying resin to a damp or dirty surface almost always leads to poor adhesion and disappointing results.
Why Moisture is a Problem
Moisture in or on the panel prevents resin from properly bonding to the surface. This is because water acts as a barrier, leading to gaps, bubbles, or even complete detachment over time. Even if the panel looks dry, trapped humidity can disrupt the curing process and weaken the final repair.
Proper Surface Preparation
Before applying any resin system, make sure the repair area is completely dry. Clean away dust, oils, and any old residues using an appropriate degreaser or mild detergent. Allow the panel to air dry thoroughly or use gentle heat if suitable for the material type. Finally, lightly sand glossy areas and remove all debris to optimise adhesion.
Choosing the right resin kit, such as the Resin Fibreglass Repair Kit – Complete Polyester Resin and Hardener Set, also ensures you have clear instructions and suitable materials for a strong, lasting repair.
When This Matters Most
- Outdoor repairs or panels exposed to rain and humidity
- Repairs on porous surfaces like wood, where hidden moisture may linger
- Projects requiring maximum bond strength and durability
Related products
Related guides
Thoroughly drying and cleaning your panel is essential for successful resin repairs. For more expert advice and suitable kits, see our complete guide on how to repair a panel with resin.