NOTE: Specify insect size at time of order) and (4) all glass, 2-piece combination External Odor Source (EOS) Adapter and Insect Isolation Trap (IIT) which collect insects responding to an odor source and prevents them from returning into the arena.  

 

Unit also includes a 2-CHOICE ADAPTER  insert which allows the olfactometer to be converted to a two choice system by blocking off half of the arena area.  Olfactometer is supported by (4) -  6" removable legs.