7 Central vacuum systems, namely power units, pumps, drives, bearings, electric fan units, hoses, brushes, filters; vacuum power equipment, namely, power units, vacuum pumps; extractors and separators; parts and accessories for central vacuum units, vacuum power equipment, namely, pumps, drives, bearings, electric fan units, hoses, brushes, filters, all specifically excluding any apparatus used in creating vacuum atmospheric conditions for the application of industrial coating