The Breathing Air Module is a high quality breathing-air package combining high capacity filling with low sound levels and a flexible modular design. Built to be installed up against a wall, the Breathing Air Module provides unsurpassed value and peace of mind. Five hinged maintenance inspection doors provide superior access to all components. The unit comes fully equipped with an automatic condensate drain muffler/reservoir. Product value is guaranteed by the ISO 9001 quality standard achieved by the manufacturer of the compressor. The air purification system is installed inside the cabinet.