From left to right: 78914730, 78914728, 78914729

Posi-Vac Non-Rebreathing System

The Posi-Vac non-rebreathing system is used with an in-house vacuum or Patterson Scientific’s EVAC 2 or 4 to greatly reduce waste anesthetic gases. Each system includes a Mapleson-D style body, lab animal anesthesia nosecone with incisor bar and waste anesthetic gas collecting shroud. Available in three sizes.

Questions? Contact us

1.800.877.8989

Ordering information
Posi-Vac NRB System Kit
One of each size – 78922036

Posi-Vac Extra Small
Shroud 3/4" / Nosecone 7/16'' – 78914730

Posi-Vac Small
Shroud 1" / Nosecone 3/4" – 78914728

Posi-Vac Large
Shroud 1-1/2" / Nosecone 1-1/4" – 78914729 

To order products, complete the downloadable product order form and return to us via email or call 1.800.877.8989.