The shelf life of both food and non food items can be increased considerably by freeze drying, where the product is chilled rapidly and water drawn up as vapour at relatively high vacuum.  Suitable units would include oil lubricated rotary vane vacuum pumps, roots type boosters and dry screw pumps.

Product Recommendations:

VGA / VCE / VGC / VCA / VCB / VACFOX VGD / VACFOX VC 50-150 / VACFOX VC 200-300 / VACFOX VC 400-1300 / VACTIGER VWP / TWISTER VSA / TWISTER VSB