Vactor Manufacturing has updated the RamJet 850 Series truck jetter, offering an optional aluminum rear shroud with heavy-duty, see-through Lexan windows that keep the hose and components warm while working in extremely cold conditions. The RamJet 850 comes standard with a certified water pump flow of 0 to 80 gpm at a variable pressure up to 2,500 psi at the hose reel and features a choice of front or rear hose reel locations. 800/627-3171; www.vactor.com.