This patented system from Material Transfer & Storage features the exclusive heavy-duty Flo-Master™ “breaker bar” bulk bag massaging system to promote material flow. A sanitary, tool-free removable Flo-Lock™ discharge spout closure system quickly halts material flow for partial bag discharge, allowing bag to be retied and removed. The unit features a sanitary, tool-free removable Sure-Seal™ spout clamping system for dust-tight material discharge, and a sanitary, tool-free removable discharge hopper with level sensor. All rigid conduit and pneumatic lines are mounted on welded stand-offs for easy equipment cleaning. Its removable design features allow efficient and thorough equipment sanitation.