What is a DWV tee?

The NIBCO® PVC sanitary tee is used in residential and commercial drain, waste and vent systems. The PVC DWV sanitary tee features a hub x hub x hub connection and a flowing sweep to aid in the evacuation of waste and used fluids.

Where are sanitary tees used?

A sanitary tee should be used when connecting a horizontal run, such as a waste arm to a vent stack or vertical riser….The top three signs your plumbing vent is clogged include:

Sputtering, gurgling toilets.
Slow drain.
Strong sewer gas odor.

What are tees used for in plumbing?

A tee, the most common pipe fitting, is used to combine or divide fluid flow. It is available with female thread sockets, solvent-weld sockets or opposed solvent-weld sockets and a female-threaded side outlet. Tees can connect pipes of different diameters or change the direction of a pipe run, or both.

What is a PVC tee?

PVC tees are a fitting with three ends; two in a straight line and one on the side at a 90-degree angle. Tees allow a line to be split into two separate lines with a 90-degree connection. Also, tees can connect two lines into one main line. They are also often used for PVC structures.

Can I use a sanitary tee for a vent?

A sanitary tee should be used when connecting a horizontal run, such as a waste arm to a vent stack or vertical riser.

Is a tee Wye a sanitary tee?

A sanitary tee is shaped like the letter ‘T’, while a Wye is similar to ‘Y’. Sanitary tee is used for horizontal to vertical transition, and Wye is used for combining 2 lines into one horizontal line to maintain a flow without causing clogging. Both of these fittings have different usage and can not be switched.

Can a sanitary tee be used for vent?

What’s the name of the slip fitting on DWV pipe?

DWV parts sometimes come threaded, but their slip style fitting ends are called “hubs,” and are usually shallower than the deeper schedule 40 ends. For example a slip coupling may be called “HUB x HUB” or “H x H” for short.

What do you need to know about sanitary tees?

A sanitary tee is a plumbing fixture that allows liquids to drain while also allowing the plumbing system to vent. The fitting resembles a normal tee fitting; the sanitary tee, however, when viewed from the side will have a definite downward sweep to the center inlet.

How does drain waste vent ( DWV ) system work?

Like other types of T fittings, it connects two pipes for a main run and one at 90 degrees for a branch run. A little different than a standard tee, it’s designed so waste will flow through it smoothly—the branch run curves toward the perpendicular main run (a similar tee with a long, sweeping curve is called a combination tee).

What’s the difference between DWV and standard PVC?

The result is a less expensive product with a few specialized parts that are particularly useful for drain and vent uses. A few parts that are typically used for DWV applications are p-traps, drains, and cleanouts. Another difference between DWV and standard PVC parts is the end types.

When to use sanitary tees with WYES and WYES?

A sanitary combo is a combination Wye & 1/8 bend already made in one fitting. The reason to form a long radius bend to insure the waste is directed in the downstream direction as it enters the horizontal run. A sanitary tee should be used when connecting a horizontal run, such as a waste arm to a vent stack or vertical riser.

What are the different types of DWV pipes?

The DWV system actually consists of three types of pipes: • Vent pipes exhaust sewer gasses and supply air to the pipes to keep things flowing smoothly. All drain and waste lines slope downward from sinks, tubs, toilets, and fixtures.