Polytemp Corp, 1116 Middle River Rd, Middle River, MD 21220, US

Since 1971, Industrial Refrigeration Service, Inc. has been developing and servicing custom refrigeration systems for many industrial applications. It provides various services, such as designing, engineering, fabrication, installation, technical service and replacement parts. The company specializes in ammonia refrigeration systems and process piping. Its equipment includes top of the line screw compressors, reciprocating compressors, evaporative condensers, air units, hygienic air handlers, glycol/water chillers, blast freezers and computerized controls. Some of the customers of Industrial Refrigeration Service, Inc. include, cold storage warehouses, food processing plants, chemical plants and many other industries.