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AGA Z223 1 HANDBOOK-2012 National Fuel Gas Code Handbook (Eighth Edition Z223112H).pdf

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National Fuel Gas Code Handbook _ 6 _ _ Edited by Denise Beach Senior Engineer, NFPA With the complete text of the 2012 edition of NFPA 54, National Fuel Gas Code (:g NFPA National Fire Protection Association Quincy, Massachusetts EIGHTH EDITION American Gas Association Washington, DC

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