A clear, polyurethane timber finish incorporating maximum UV screening to provide excellent, long-lasting protection against the elements. Ideal for where a tough clear satin or gloss finish is required with resistance to sunlight, salt mist, chemicals, oils and solvents. Weatherproof Varnish can also be used on the inside of window frames and external doors, and to give Wood Shield Oil a Gloss or Satin finish. Weatherproof Varnish can also be applied over Timber & Deck Stain to create a Gloss or Satin exterior durable Stain & Varnish. Note: Weatherproof Varnish is NOT suitable for heavy wear surfaces (such as decks and walkways). For these areas use Feast Watson Decking Oil, Traditional Timber Oil, Decking Stain, Timber & Deck Stain, Wet Look Deck or Grey Look Deck.