You're viewing our ATMOVAC Premium Chamber Vacuum Sealer, 12" Seal Bar, Model# CASA. The CASA chamber machine provides professional results with simple controls and effective functionality. Its minimalist design and small footprint make it a perfect fit in the kitchen of any gastronomy enthusiast. Features a powerful dual piston pump with simple interface. Included with purchase is 20 smooth bags (8" x 12") and 1 external vacuum accessory. The accessory allow for use with external vacuum tube for containers, jars, bottles etc. Chamber dimensions: 12.25" L x 13" W x 4" H. Contact us with any questions you have about this outstanding product.