Profile: Pioneer Air Systems, Inc. is engaged in the manufacture of compressed air systems. Our product line includes compressed natural gas dryers, air dryers, filtration systems, water cooling systems, chillers, aluminum cooling towers, carbon monoxide monitors and portable breathing air purifiers. Our ultimate dual timer drains provides a solution to the problem of removing water, oil and gunk from compressed air systems. Our ultimate drains are used for removing condensation from most compressed air equipment.