What kind of small container closures does Con-Tech offer?

Con-Tech offers DEF Spouts, which are plastic flexible tubes used to dispense Diesel Exhaust Fluid additives from a container. Con-Tech DEF Spouts are offered in standard, vented or collapsible versions. Con-Tech’s Vented DEF Spout is used to dispense diesel exhaust fluid additives typically from 1-gallon, 2-gallon, 2.5-gallon, and 5-gallon jugs and is available in 38mm, 45mm, and 63mm sizes.