MIL-PRF-22594B, PERFORMANCE SPECIFICATION: HEATERS, DUCT TYPE, ELECTRIC (06-DEC-2004) [SUPERSEDING MIL-H-22594A]

MIL-PRF-22594B, PERFORMANCE SPECIFICATION: HEATERS, DUCT TYPE, ELECTRIC (06-DEC-2004) [SUPERSEDING MIL-H-22594A]., This specification covers electric, duct type heaters used in heating, ventilating, and air conditioning systems.