The CR-1000 CR Cleanroom Vacuum features a safe containment canister for the safe collection, containment and disposal of potent compounds. The canister is sealed, a paper filter bag is located on the suction intake and a HEPA filter is located at the exhaust. The entire canister can be disposed of when full. Accessories include AISI 316 stainless steel construction, autoclavable dolly, container and ULPA Exhaust filter of 99.999% @ 0.12 micron. Tested: IEST RP-CC001.3. Filtration efficiency of 99.9995% @ 0.18 micron. Tested: IEST RP-CC001.3.