Keywords: A portion of the duct work associated with the high velocity air distribution system.jpg en Photo showing a portion of the duct work associated with the high velocity https //en wikipedia org/wiki/Room_air_distribution air distribution system This is one of the three systems in the facility for distributing heated and cooled air throughout the facility The other two systems are a conventional metal duct system to distribute conditioned air and provisions to include a mini-split system that eliminates the vast majority of an air distribution system http //www deanphc com Air Conditioning Repair A photo by https //en wikipedia org/wiki/National_Institute_of_Standards_and_Technology NIST 2012-03-06 14 03 04 https //www flickr com/photos/usnistgov/7645284996/ National Institute of Standards and Technology other versions PD-USGov National Institute of Standards and Technology |