A building drain has a total of 250 drainage fixture units (dfu). Using Table 906.1, what is the minimum required size for the building drain vent if it serves as the vent for the entire building drainage system?
A building drain has a total of 250 drainage fixture units (dfu). Using Table 906.1, what is the minimum required size for the building drain vent if it serves as the vent for the entire building drainage system?