Air-tight
sealing rings can be changed rapidly in the field without disassembling entire
system. Rubber sealing ring in 4 to 9 in. diameter sizes snaps into aluminum
pad with machined groove and provides air-tight sealing. Inside safety sealing
edge and short lip design allow rapid vacuum attachment and release without
need for tools, clamps, screws, and fasteners.
Anver Corp., (800) 654-3500, www.anver.com