WoodLife CopperCoat Green Wood Preservative. Quart. Protect and preserve below-ground exterior wood. This unique formula contains an insecticide and nearly double the fungicide of standard sealers or stains. It is paintable and stainable. EPA-registered, insecticidal preservative prohibits termite damage, rot and decay. Inhibits surface growth of fungal organisms, also designed for protection of deck or porch floor end cuts, plus more.