Many, if not most of the mobile homes that we wash in the city of Santa Cruz usually have a fairly good sized deck off the side or the back of the mobile home itself. If the deck is not covered by a metal awning, or part of a carport, it’s a wise idea to keep up on the maintenance. It might just turn into the best room in the house. Here’s a before and after look at a 200 s/f deck off the back of a mobile home on the west side of Santa Cruz. Biowash Natural Deck Oil. (Natural Tone) Late Summer 2009..