Erection & instrumentation engineers situated at ahmedabad manufactures laboratory model eie 101 hot air ovens in double walled unit with glass wool insulation. The thermostatically controlled inner chamber of these ovens are made of aluminium or ss and 50° to 250°c temperature range. The company also can supply heaters made from 80/20 nichrome heating elements placed at the bottom. The unit is provided with temperature indication on built-in `l` shaped thermometer and perforated adjustable shelves in various sizes. Memmert model specifications are same as above but heaters placed at bottom and sides for uniform heat distribution. Model eie-102 hot air oven comes with 100 mm thick glass wool insulation and ss chamber, built-in dial thermometer and forced air circulation in 50°c to 300°c temperature range. The company also provides hot air oven with forced air circulation arrangement, digital temperature indicating controller and digital timer with alarm optional fittings.