High quality PTFE sealing kit (two pieces) for Ai SolventVap series small neck (older model) 10L rotary evaporators.
Ai 1st Gen 10L small-neck evaporation flask mouth dimensions : ID 3 inches, OD 3 3/4 inches
Attention! Please install sealing gaskets in the direction illustated in the manual. In-correct installation may cause unit to leak.