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    J1722Q - A112.6.9/CSA B79.9 - Siphonic Roof Drains has been added to your cart.
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    A112.6.9/CSA B79.9 - Siphonic Roof Drains

    A112.6.9/CSA B79.9 - 2022

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    This Standard specifies minimum requirements for the design, installation, examination, and testing of siphonic roof drains. It includes definitions of terms and parameters involved in the design of siphonic drainage systems.
     
    This Standard applies to roof drains designed and manufactured for installation in piping systems that are intended to operate under depressurized siphonic conditions created by the connected piping system.
     
    This is the first edition of ASME A112.6.9/CSA B79.9, Siphonic roof drains. It supersedes the ASME A112.6.9 - 2005, Siphonic roof drains and the CSA B79:08, Commercial and residential drains and cleanouts Standards.

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