I don't have a Woodvil, but wouldn't what pipe makers use to seal and protect pipes work as well? They use a block of 100% Carnuba Wax or Bee's Wax and buff it on and off. I've seen 50 year old pipes that still look brand new after a soft cloth rub because of that wax application.
Something like this:
Paragon Wax for the Pipe (1 oz) - $14.00 : Fine Pipes International, A Venue for Collectors of Fine Smoking Pipes and Accessories
Something like this:
Paragon Wax for the Pipe (1 oz) - $14.00 : Fine Pipes International, A Venue for Collectors of Fine Smoking Pipes and Accessories