HBD/Thermoid Inc. is an approved QPL source for many hose, ducting and other rubber products required by the U.S. Department of Defense and U.S. armed forces. Our laboratory and quality control departments are approved under ISO specifications. HBD/Thermoid manufactures military application ducting, hose and rubber products that meet and exceed numerous U.S. government military specifications. For nearly 90 years, Aeroduct® Aviation Ducting and Hose developed by HBD/Thermoid, Inc. has been produced for use on military planes used by the aviation branches of the U.S. armed forces. Many Aeroduct products like MIL –DTL 600 Oil and Coolant Hose, Jet Starter Hose and others are produced by HBD/Thermoid for use on various military transport planes, helicopters and jet fighter aircraft. From standard military specification rubber ducting or hose products to custom-designed, rubber products for new military applications, HBD/Thermoid can produce the products you require. For details on HBD/Thermoid's military hose, ducting and rubber products, visit www.hbdthermoid.com.