The Universal Fit flat surface cleaner from Water Cannon has a 15-inch diameter that cuts cleaning time on big jobs. It is made of quality steel and uses two high-pressure rotating jets for fast and streak-free cleaning. The cleaner works with most gas pressure washers with quick-connect spray wands and is compatible with either hot- or cold-water pressure washers up to 4,200 psi. 800/333-9274; www.watercannon.com.