Ronseal Wet Rot Wood Hardener

The Ronseal Wet Rot Wood Hardener in 500ml size offers increased capacity for more extensive repair projects or multiple applications. This larger bottle is well-suited for professional tradespeople or property maintenance teams dealing with wet rot issues across several areas, providing excellent value for medium to larger-scale timber restoration work. The 500ml format ensures you have sufficient product to treat larger sections of affected woodwork or multiple smaller areas without running short mid-project. Its powerful formula penetrates deeply into damaged timber, binding and hardening the softened wood to create a stable, solid base that's ready for filling and finishing.