UpCodes logo
Go To Full Code Chapter
  1. Waste stacks shall be uniformly sized from bottom to top according to the total connected drainage fixture unit (DFU) load at its base in accordance with Table 12.9.5. The maximum allowable DFU in one branch interval shall be as indicated.
  2. Waste stacks shall be vertical for their entire height without offsets of any degree, except for the base of the stack below the lowest fixture connection.

Related Code Sections

12.19.3 Vents and Venting, Waste Stacks
Waste stacks shall be uniformly sized from bottom to top according to the total connected drainage fixture unit (DFU) load at its base in accordance ...