Resources

Short answer: An auto drain is a small valve in or under the bowl of a compressed air filter that empties the water and oil the filter collects, without anyone opening a tap. Without one, liquid build … read more

Short answer: A timed solenoid drain is an automatic condensate drain that uses an electronic timer to open a solenoid valve for a few seconds at a set interval, whether or not any liquid is present. … read more

Short answer: A zero air loss drain collects condensate in a small chamber and uses a level sensor to decide when to empty it. When the liquid reaches a high level, a pilot solenoid opens a diaphragm … read more