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Gas distribution systems. With Amendments No. 1, 2, 3, 4
Document status: Active
Design and assembly of water-supply and heating systems in buildings using cross-linked polyethylene pipes
Document status: Active
Buildings and structures. Operating rules. General provisions. With Amendments No. 1, 2
Document status: Active
Low-voltage electric installations for buildings and structures. Design rules for protection against electric shock
Document status: Active
Combustion boiler systems of heating generation
Document status: Replaced by SP 89.13330.2016