The DZ-810-2G Vacuum Sealing Machine is a extra large capacity floor model vacuum sealer designed for sealing contents in vacuum pouches. The DZ-810-2G Vacuum Sealing Machine sealing operation is very efficient and the unit is very easy to operate. It is equipped with two seal bars and user adjustable controls for vacuum cycle, seal bar temperature and cool-down timing. Additionally, the DZ-810-2G Vacuum Sealing Machine has a wide, long, very deep vacuum chamber that will accomodate very large packages or many smaller packages in one sealing cycle. One seal bar is 22 inches long by .32 inches wide and the second seal bar is 31.8 inches long by .32 inches wide. With this combination of seal bars, the DZ-810-2G Vacuum Sealing Machine can seal many different pouch sizes in one operation greatly increasing productivity. This is the perfect vacuum sealer for large cuts of meat and whole fish. Plus, a letter and number kit is included which will allow date and text message identification to be embedded in the seal of each package. A great way to set "freshness" markings. All ERC vacuum chamber machines are heavy duty models designed for countless sealing operations. Other than periodic replacement of pump oil which is included with the unit, no other user maintenance is required.