2021 International Fuel Gas Code

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Addresses the design and installation of fuel gas systems and gas fired appliances through prescriptive and performance requirements. Key changes in the 2021 IFGC include: The termination of concealed condensate piping requires marking to indicate if it is the primary drain or the secondary drain. Press-connect joints are acceptable for high pressure (over 5 psi) applications indoors. Commercial cooking appliances are not allowed within dwelling units.