Used Approx. 2 Square Foot Ajust-O-Film, Model R91H2, type 316 stainless steel Artison Thin Film Evaporator. Driven by Vari-Pulley 3 HP 3 Phase, 60 Cycle, 220-440/1730/TEFC Motor. Mounted On Steel Stand 45 1/2" High. Manufactured by Kontro Co. Serial #62K14.