How Professional Plumbers Get Plumbing Drain Pipes Through Floor Joist – Making Your Job Easy Click on this hyperlink for extra details about plumbing, flooring framing and different building tasks. This video will give you easy and simple step-by-step directions on how one can set up longer plumbing drain pipes by a number of flooring framing joist by putting in them in smaller sections. It’s a plumbing trick professionals have been utilizing for many years and now it is obtainable for do-it-yourselfers and residential transforming fanatic.