77571323
Sep 16, 2008
Mar 6, 2012
Air cleaning units; Air conditioners; Air conditioning apparatus and installations; Air conditioning installations; Air conditioning units; Air filters for air conditioning units; Air-conditioning, air cooling and ventilation apparatus and instruments
Environmental Control ApparatusInstallation and repair of air conditioning apparatus; Installation of air conditioning systems, HVACs, air cleaning systems, air filters, humidifiers, and accessories therefor
Building Construction and Repair