A device which, when installed in conjunction with a warm air heating system, injects or releases vapor for the purpose of increasing the relative humidity in a room or building. Excludes self-contained air humidifying units.
NSN 5975-00-857-9127
NSN 5998-00-298-2180
NSN 6220-01-589-6532
NSN 2925-01-184-5201
NSN 6130-01-629-1195
NSN 6150-01-010-0308
NSN 6240-01-032-4237
NSN 5895-00-184-6135
NSN 6320-01-495-0512
NSN 5935-01-094-5656
NSN 6320-00-331-7138
NSN 5945-01-233-9865