Buffalo, N.Y.-based AirSep Corp. offers a new wall-mounted oxygen generator called the Centrox. Totally self-contained, the generator features a modular design capable of producing up to 15 lpm at 50 psig. It eliminates the hazards and inconveniences of liquid and cylinder oxygen. Highly engineered, safe and reliable, the generators are the most economical alternative to purchased oxygen. They produce oxygen from compressed air at a minimum purity of 90 percent, dew points to –100 degrees F and pressures up to 50 psig.