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I've installed DWV pipe for a laundry room and bathroom addition and want to perform an air test before I close up the floor. I purchased a Cherne test ball, pump, 10 foot air hose extension, and all the plugs to plug up trap and vent stubs. I had assumed that I would just insert the test plug...

Hello All, I am roughing in a second floor addition to our home and I'm comfortable with all the code requirements for DWV except the cleanout requirement for a horizontal run for a 3" pipe from the toilet to the stack. My concerns are around the number and degree of bends. I have created 3...