MIL-PRF-22594C (AMENDMENT-1), PERFORMANCE SPECIFICATION: HEATERS, DUCT TYPE, ELECTRIC (12-APR-2016)

MIL-PRF-22594C (AMENDMENT-1), PERFORMANCE SPECIFICATION: HEATERS, DUCT TYPE, ELECTRIC (12-APR-2016)., This specification covers electric, duct type heaters used in heating, ventilating, and air conditioning systems.