Speedaire zero loss drains are manufactured for taking out unwanted oil emulsions, water and other liquids. These drains come equipped with an electronic sensor having a solid-state logic analysis circuit to calculate the accurate amount of time for which the modular solenoid valve should be powered to vacate condensate from the pneumatic system. Choose from a range of these zero loss drains, available in 5.75, 6.125, 7 and 8.5 inch depths.