Cabot Transparent Heartwood Tone Oil-Based Penetrating Deck & Siding Stain 5 galWood Toned Deck & Siding Stain Heartwood is specially formulated with a unique blend of resin and oil to provide a superior, natural finish for bare wood. Easy to apply, Cabot Wood Toned Stain slightly darkens wood when first applied, leaving a flat, translucent toned finish, which weathers with time to a natural wood hue. For use on new or reconditioned exterior wood only, including decks, siding, fences and trim. Also suitable for use on shingles,