- Brand:Â DucaneBase Unit of Measure:Â EACooling Capacity:Â 3.0 Ton CoolingEfficiency:Â Not RatedGross Weight:Â 55Heating Capacity:Â No Heating CapacityHeight:Â 27.5Length:Â 19Manufacturer Name:Â Allied Air EnterprisesVoltage:Â No VoltageVolume:Â 0.26Width:Â 24