Credit: Radoslav Cajkovic / Getty Images Key Points Deep clean the deck as well as board ends. Don't use a power or pressure cleaner to do this. Replace rusted hardware or hardware that's beginning to corrode. Revive the deck with furnishings and accessories. A home with a true outdoor deck is quite the find, especially for a home entertainer. But if yours is looking too worn, you might be tempted to keep it off-limits for guests.