The galvanized skid-mount vacuum/blower pump from Dragon Products offers continuous-duty performance at maximum vacuum. It has oil-less blower operation, a Grit-Ridder cyclone, silencer and a 25-gallon tank-mounted moisture trap. It is powered by a Duetz 77 hp air-cooled engine with a 100-gallon aluminum fuel tank. The unit offers a maximum 921 cfm at 27 inches Hg. It comes mounted on a hot-dipped galvanized skid and has 6-inch NPT connections. 866/914-8198; www.dragonproductsltd.com.