Across International Ai 10 Liter Short Path Distillation Kit with Valved AdaptersAi Clear10 short path distillation kit features Newly re designed 5L distillation head with larger vacuum jacket for less heat loss during distillation, increased internal diameter for more efficient fractioning and condensation of vapor with zero clogging. PTFE 14 20 and 24 40 thermo inlet adapters with Viton gaskets Heavy wall glassware for durability Vacuum jacketed vapor channel Boiling flask to distillation port: 34 45 joint Thermo port on