Available for systems from <1 cfm to 1,000+ cfm, Vacuum Pump Inlet Traps are suited for reactors and tube furnaces which produce fine carbon soot that can accumulate in vacuum pump and cause premature failure. All filters are positively sealed to prevent blow-by. PosiTrap® comes in sizes to hold 1–4 filter elements, while MV Multi-Trap® features stainless steel knockdown stage and up to 6 separate stages; each holding multiple filter elements. Filters provide up to 99.9999% efficiency.