Aerox has received a supplement to its existing parts manufacturing approval covering the manufacture of replacement steel oxygen cylinders and the manufacture of replacement Kevlar composite oxygen cylinders, eligible for installation on a variety of commercial and general aviation aircraft. Aerox now offers direct aircraft oxygen cylinder replacement for Avox, B/E Aerospace, Scott, Zodiac and Puritan Bennett. Aircraft covered include those manufactured by Aerospatiale, Airbus, Boeing, Bombardier, Cessna, Dassault, Embraer, Gulfstream, Hawker Beechcraft, Learjet, McDonnell Douglas, Mooney and Saab-Fairchild.