... dryer low running coat ,low pressure drop and steady dew point.microprocessor control,suitable for a range of air compressors KL ... dryer), KL have 5 series for customer choose:Name Dew-point air lossDesiccant air dryer ( heatless) -40~ -70Deg.C 14.5 ... save space non-purge desiccant air dryer with lower dew-point