Clear
$25.50$2,190.00
Size 1 Gal. 1 Qt 5 Gal. 55 Gal. Drum
Clear selection
$25.50$2,190.00
Size 1 Gal. 1 Qt 5 Gal. 55 Gal. Drum
Clear selection

$25.50$2,190.00

$25.50$2,190.00

DuoSeal Pump Oil


– Welch

Keep your belt-driven vacuum pumps smooth.

DuoSeal Vacuum Pump Oil sets the bar when it comes to stable vacuum levels, optimal vapor pressure, and viscosity. Its this signature lubrication that helps enable that renowned DuoSeal pump longevity and durability.

Part of your recommended maintenance.

Using the right fractionated oil with your pump will help keep your equipment running smoothly and reduce your maintenance costs over time. For maximum performance and efficiency, we recommend replacing the DuoSeal Oil in your compatible vacuum pumps as often as the manual recommends.

Note: This vacuum pump oil was specifically designed for Welch’s DuoSeal, belt-driven vacuum pumps.