Fabulous How Many Fixture Units On A 2 Inch Vent

The required size of the drain shall be determined in accordance with Chapter 30.

How many fixture units on a 2 inch vent. Total dfu 40 4 44. The number of fixture units shall be the sum of all fixture units on all stacks connected thereto and the developed length shall be the longest vent length from the. In a residence a lavatory sink 10 FU bathtubshower 20 FU.

So 3-lav sinks 3-16 toilets and 3-tubsshowers could be on one 2 vent. Under the Uniform Plumbing Code a 2 vent can handle 24 fixture unitsFU. Depending on the fixture there is a fixture unit FU score assigned to it.

6 The diameter of an individual vent shall be not less than 1 1 4 inches 32 mm nor less than one-half the diameter of the drain to which it is connected. If you are referring to wet vents the size of a wet vent is based on the total fixture units it supports. A 2 pipe can serve a toilet and a maximum 4 fixture units draining into it.

10 ft 120-inches from nearest window measured horizontally. Fixture unit load values for drainage and vent piping shall be computed from the above table. BToilets must be installed downstream of all other fixtures.

10 WCs 10 X 4 dfu 40 dfu. Water closet 16 GPF gravity tank. Since the fixtures in a system are never used all at the same time the total units capacity achieved by adding the numbers.

- OR -2 ft. A fixture unit is equal to one cubic foot of water drained in an 1 14 pipe over one minute 748 US gpm 047 ls. The listed fixture unit values represent their total load on the cold water service.