The Nu Drain Collector heavy-duty, portable wet/dry vacuum with discharge system from Nu Flow Technologies has a removable solids collection tray to trap scale, rust, grease and debris. The 55-gallon industrial vacuum has a 2-inch hose with attachments, 120-volt, 4 hp, 120 cfm motor and removable solids tray. 800/834-9597; www.nuflowtech.com.