Long Venturi Nozzle Return Long Venturi Nozzle The long venturi nozzle offers a 40% increase in production over a straight bore nozzle. Made with a protective polyurethane jacket, these nozzles are obviously built for physically demanding operations. Product Categories Abrasive Sandblasting Hose (37) Abrasive Sandblasting Piping Hardware (15) Air Hose & Couplings (25) Operator Safety (26) Sandblasting Couplings (24) Sandblasting Equipment (13) Sandblasting Nozzles (27) Sandblasting Replacement Parts (25) Sandblasting Valves (30)