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  1. W

    Comercial Clean outs?

    As for pipe sizes, With the new low flow and ltra low flow fixtures the pipe sizes need to be kept as small as possible so that you dont end up with oversized drain lines. Oversized drain lines are contributing to drainline transport problems with many of the ultra low flow (ULF) water...
  2. W

    Comercial Clean outs?

    The cleanouts generally are required to be the same size as the pipe they serve. Therefore if you have an 8 inch building sewer, you will have an 8 inch cleanout. You never really discussed the problem with the cleanout other than it was hard to find. That should not be a function of the...
  3. W

    A DWV Question That Puzzles Me

    Consider swapping out the tub with a tub that has a door on the side. They are available from a variety of manufacturers and they are referred to as walk-in tubs. However, make sure there is a single handle faucet on the tub/shower controls with a maximum temperature limit stop to prevent...
  4. W

    Stupid Inspector

    You can meet the code requirements for the seperation wall by bringing the penetration up to the same fire penetration classification as the wall itself. Yes plastic pipes can penetrate fire walls, but they must be protected with intumescent fire stopping collars on bothe sides of the...
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