The rate of How in the street sewer could be varied at will up to 300 gallons per minute. ... However, many of the tests were made with a conventional metal trap and metal drain connected to the combination fixture and with a metal drainage fitting connecting this fixture drain to the stack ... The combination fixture used on the system was the typical fixture with a separate sink and laundry-tray compartment.
|Title||:||Stack venting of plumbing fixtures|
|Author||:||John L. French, United States. National Bureau of Standards|