Circuit: NRB Darvall ZDS Mask Circuit for Exotics & Birds to 3kg

Patented Non-Rebreathing ZDS Face Mask "T-Piece" circuit: ZDS Mask 40mm (1 1/2") OD clear polycarbonate Supplied with 1.2M (48") non-autoclavable connection tubing to fresh gas "In" & WAG "Out" plus two silicon diaphragms: 12mm (1/2") ID aperture (#2890) & 20mm (3/4") ID aperture (#2891). High FG flow 200ml/kg/min for pups, kittens, exotics, rodents, & birds to 3kg. (7lb).