What Is The Best Wood Preservative For Fencing?

What Is The Best Wood Preservative For Fencing? Best Overall: Ready-Seal Natural Cedar Exterior Wood Stain and Sealer, 5 Gallon. Protect your fence from natural elements like rain and UV rays with this semi-transparent stain from Ready-Seal. This oil-based formula can be applied to all hard and softwoods. What is the best way to preserve