Many chemical manufacturing processes take place under conditions where the atmosphere is completely removed and possibly replaced by an inert gas to prevent atmospheric gases affecting the process.

Once through oil lubricated (OTO) rotary vane units, dry screw and roots type would be appropriate depending upon the exact duty.

Product Recommendations:

VL / VLB / VLV / VWZ 102-402 / VWZ 702-1202 / TWISTER VSA / TWISTER VSB /

VACTIGER VWP