NFPA 409: Standard on Aircraft Hangars, 2011 Edition

Advance fire protection for aircraft hangars with new and revised provisions in the 2011 NFPA 409.

Based on sound engineering principles, test data, and field experience, NFPA 409: Standard on Aircraft Hangars provides specifications for construction and fire protection of all types of aircraft hangars.

Only in the updated 2011 edition:

• Updated references
• Expanded requirements for protection of steel columns per NFPA 13 and NFPA 15
• Revised requirements for draft curtains in Group I and II hangars
• Updated requirements for sprinkler protection in Group III hangars
• Expanded guidance on freeze protection

Editorial changes were also made to improve readability and usability. (Softbound, 39 pp., 2011)