Manufactured to meet or exceed the specifications of ASTM D-97 & D-2500 test methods. Stainless steel and durable thermoplastic cabinet. Easily removable sleeves furnished with corks, sleeve felts, and retainer rings. Oil and chemical resistant insulation will not settle or absorb moisture. Monitoring thermometer port in each bath. Microprocessor temperature control (+/- 1°C) with digital temperature read-out in °C (available in °F upon request). KingSpec® top heating frost reduction system. Separate refrigeration units for each bath, reducing service problems to a minimum.