- Brand:Â DucaneBase Unit of Measure:Â EACooling Capacity:Â 3.0 Ton CoolingEfficiency:Â Not RatedGross Weight:Â 60Heating Capacity:Â No Heating CapacityHeight:Â 18Length:Â 33Manufacturer Name:Â Allied Air EnterprisesVoltage:Â No VoltageVolume:Â 0.27Width:Â 22.5