Loc-Line Vacuum Hose Component, Acetal Copolymer, Tapered Oval Nozzle, 2-1/2" Hose ID Tapered oval nozzle for intake Connects to Loc-Line modular hose and fittings Acetal copolymer plastic has an orange color, and resists corrosion and moisture Maximum operating temperature of 170 degrees F Compliant with REACH and RoHS standards for hazardous materials