Welch DuoSeal Vacuum Pump Oil
Use this specially fractionated oil for DuoSeal belt-driven pumps to ensure the highest vacuum performance. DuoSeal Oil performs to rigid standards for vapour pressure, vacuum level stability, and viscosity -the lubrication that helps enable renowned DuoSeal pump durability.
Available in the following sizes:
- 1 Gallon (3.78L)