Best Deck Finish - THE WOODWORKER'S CANDY STORE! ?.Ipe Oil? Hardwood Deck Finish is the best solution for your hardwood deck. Ipe Oil?Hardwood Deck Finish will penetrate the densest of exotic hardwoods, protecting and conditioning while at the same time maintaining a completely natural appearance. Use Ipe Oil? on your ipe, tigerwood, cumaru, or other exotic hardwood.