Product introduction：CVB-05HSCKB Japanese CONVUM Vacuum Generator is a new, efficient, clean, economical, small vacuum component that uses a positive pressure air source to generate negative pressure. This makes it possible to work in places with compressed air, or in a pneumatic system. It becomes very easy and convenient to obtain negative pressure in places that require both positive and negative pressure. Category: Vacuum Generator, Brand: CONVUM, Series: CVB