An all inclusive, simple and effective waste anesthetic gas evacuation and vacuum attenuation system. Simple and user friendly with a compact design. Generates a 60 LPM negative flow that can be attenuated to appropriate levels and divided between three anesthesia stations not including an induction chamber. Has a direct vacuum port that can be used with a Vapor-Vac Hooded Induction Chamber in conjunction with one other anesthesia station. Adjustable negative flow meters easily activated with toggle switches. Waste anesthetic gases can be discharged into activated charcoal canister or non-recirculating hood or vent. Available without negative flow generating pump- can then be used to attenuate active, in-house vacuum source.