The Water & Wastewater Equipment, Treatment & Transport (WWETT) Show is a showcase for new innovations. While that means there are hundreds of new products on the show floor, innovative companies often use the show to display updated products as well. One of those — the O’Brien 7040-SC diesel-powered hydrojetter from Hi-Vac — garnered plenty of attention this year.The diesel-powered trailer jetter comes with plate-mounted 700-gallon-capacity polyethylene water tanks. A built-in tank sump system, which is new, is designed to keep sediment from settling on the bottom of the tanks.“It’s definitely more convenient for the operator,” says Dave Sutter,
