Most versatile for Biochemical Oxygen Demand determinations. Caster wheel mounted cabinet is double walled with inner chamber of S.S. 304 grade and outer walled of M.S. Sheet duly painted. The gap of 75 mm between the outer and inner wall is filled with special grade glass wool to prevent thermal losses. Triple walled back of unit is fitted with two air circulation fans for maintaining temperature uniformity throughout the chamber. Full view inner glass door permits inspection of specimens, without disturbing the same. Lock and key arrangement is provided in the double walled outer door. Unit is fitted with door operated illumination lamp inside the chamber. Refrigeration unit formed by ISI marked compressor. The front panel is provided with separate indicator lamps for main, heating and incoming voltage. Supplied complete with 3 shelves, cord and plug to work on 220/230VA.C.Supply.Temperature from 5 0C to 50 0C is controlled by SOLID STATE ELECTRONIC DIGITAL TEMPERATURE INDICATOR-CUM-CONTROLLER,with an accuracy of +-0.5 0C.