Sheldon Manufacturing, Inc. (SHEL LAB) is a leading manufacturer of high quality and innovative constant temperature equipment to the global market. Major product lines include BOD incubators, general purpose incubators, humidity test chambers, ovens, water baths and anaerobic chambers for the life science, pharmaceutical, biomedical, environmental and industrial markets. Founded in 1970, Sheldon utilizes 40 years of manufacturing expertise to aggressively pursue new product opportunities that add value to our customers' portfolio. Visit us at www.shellab.com . For technical support, call us at 1-800-322-4897.