- Brand:Â DucaneBase Unit of Measure:Â EACooling Capacity:Â 3.0 Ton CoolingEfficiency:Â Not RatedGross Weight:Â 0Heating Capacity:Â No Heating CapacityHeight:Â 21Length:Â 19.5Manufacturer Name:Â Allied Air EnterprisesVoltage:Â No VoltageVolume:Â 0.16Width:Â 24