Double Torrecon Tamiz Dehumidifiers Moleculardeshumidifiers of double tower air with molecular sieve, with simple or double circuit. SERIE DR: Unique circuit dehumidifiers, a pump by process and regeneration, with process flows from 40 to 950 m3 / h.serie drd : Double circuit dehumidifiers, two separate circuits for process and regeneration, with process air flows from 70 to 3500 m3 / h. All dehumidifiers must be combined with a hopper or multiple hopper systems, Tr. Series Tr.The desss version is available for those applications where sophisticated control of dehumidification is required, with reduced energy consumption and a constant process dew point. Dimonification system dedicated to powders.