When can I use a sanitary tee?

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A sanitary tee should be used when connecting a horizontal run, such as a waste arm to a vent stack or vertical riser. “If you think it's expensive to hire a professional to do the job, wait until you hire an amateur.”



In respect to this, can I use a sanitary tee for a vent?

In some cases, a sanitary tee is used in place of a vent tee for plumbing vent lines—then, the branch sweeps upward instead. Sanitary tees are made for all types of drain-waste-vent pipe systems, whether cast iron, threaded, copper, or ABS plastic.

Additionally, what is a sanitary T? Sanitary tee is a fitting designed to connect a branch line into a vertical drain (or vent) line. All connections are Slip (Hub/Socket).

Just so, what is a wye used for?

A standard wye is a Y-shaped fitting which allows one pipe to be joined to another at a 45 degree angle. Wyes are similar to tees, except for the angling of the branch line to reduce friction and turbulence. They are commonly used to attach a vertical drainpipe to a horizontal one.

Can you use a wye vertically?

They are only used to go from the horizontal to vertical plane. If used flat (horizontal) they are prone to clogging. You must use a long sweep or wye+? for horizontal DWV.

37 Related Question Answers Found

Can sink and toilet shared vent?

A 2″ pipe can serve a toilet and a maximum 4 fixture units draining into it. (Sinks, tubs, showers all have 1.5 fixtures units each). As a general rule, you will just be able to vent 2 fixtures on a toilet wet vent. The toilet is vented through the sink drain.

Can a vent pipe have an elbow?

Use wide-radius elbows for drains to keep the flow of water at a consistent speed. Note: You may have vent piping, but you still cannot use the tight 90-degree elbow -- sometimes called a "vent elbow" -- if the joint is below the water level, which is usually at the level of the sink.

Can a plumbing vent have bends?

Plumbing vents need to be straight on the vertical. Plumbing vent pipes are used to allow fresh air into the plumbing system and help the other drains in the house work properly. This means that there are bends or connections in the other piping and this piping needs to attach to the venting system.

How many elbows can be in a toilet drain?

if you were to be inside the drain a 90 elbow would take you 24" towards the foundation wall..then another 90 would be attached to send you down about 28" and to the right about 38", then another 90 would send you straight towards the foundation wall for the last 60 inches.the run from the foundation wall to the

Can a toilet drain have bends?


To achieve good water flow, try to install horizontal drain pipes so they have a minimum of 1/4 inch per foot slope. Sharp bends in piping also slow down water movement. They cause the moving water to loose energy. The 90 degree bends also are tough to pass through with drain cleaning equipment.

Does a vent pipe have to go through the roof?

It also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes. However, no water runs through the plumbing vent pipe. It is a vertical pipe attached to a drain line and runs through the roof of your home.

Can a vent pipe run horizontal?

To answer your specific question, yes, vent pipes can have horizontal runs, as long as there is no possibility of them becoming plugged with water. In other words, any water that gets into the vent pipe opening must be able to run freely all the way to the sewer, without creating a "trap".

Can 2 toilets share the same vent?

Most houses have more than one toilet, and if they are on the same side of the house, their waste lines can usually tie into the same stack. If they are on opposite sides, however, each may need its own stack. Since the stacks must be vented, this would mean two vent openings on the roof.

Can you put a Wye on its side?


A wye can lay on its side as long as it provides the proper grade or slope - 97 UPC 708, 97 IPC table 704.1. 1997 UPC section 706.3 specifically states that horizontal drainage lines connecting with other horizontal drainage lines shall enter through 45 degree wye branches.

What is a cleanout tee?

PVC DWV Flush Cleanout Tee. PVC fittings are for drain waste and vent. They are used in gravity-fed waste elimination systems and are for Non-Pressure systems where temperatures will not exceed 140°F.

What is a Ty fitting?

This T-Y (tee-wye) fitting has three openings to connect and branch three pipes, with the branch line starting at a 45-degree angle and ending at a 90-degree angle to the main run. It has female hub openings for sliding over the ends of male pipes. The hub end connects to pipes with a smooth bore for enhanced flow.

Does a sink need a vent?

Every sink needs a sink vent. A plumbing fixture like a sink can not function properly without a sink vent. A sink needs a vent because the pressure put on the drain pipe when water flows down the drain pipe needs to equalize. The air needs to escape the drain pipe in order for the sink to vent.

What is a combo Wye?

Combo Wye (HxHxH) Used to connect a horizontal branch line to a vertical drain pipe in a PVC DWV system.

How do I know if my vent pipe is clogged?


The top three signs your plumbing vent is clogged include:
  1. Sputtering, gurgling toilets. When airflow is inadequate in a vent because of size or blockage, the plumbing pressure will be greater than the air in the bathroom.
  2. Slow drain.
  3. Strong sewer gas odor.

What is a sanitary clamp?

A sanitary clamp joint consists of two, gender neutral fittings with a sanitary gasket in between, all head together by a clamp. There is a host of other lesser known sanitary connection systems including, bevel seat, John Perry, I Line and Q Line.

What is a tee in plumbing?

Pipe Tee is a type of pipe fitting which is T-shaped having two outlets, at 90° to the connection to the main line. It is a short piece of pipe with a lateral outlet. Pipe Tee is used to connect pipelines with a pipe at a right angle with the line. Pipe Tees are widely used as pipe fittings.