Is the Wye different from 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 you use a wye for a cleanout?

If you have a clean out in a wall you cannot put the wye because there is not room for the wye.

Can sanitary tee be used vertically?

Sanitary tees may only be used on drainage piping when transitioning from horizontal (1/4” per foot) to vertical. All others must sweep in direction of flow with proper drainage fittings.

What is a sanitary tee for?

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

Can you use a sanitary tee for toilet?

You can’t use a tee, and you must have a vent between the connection and the toilet. Otherwise when another toilet is flushed, and you are sitting on the toilet, the “whoosh” may go the other way and give you a wet surprise.

How many fixtures can a 2-inch vent handle?

24 fixture units
The Plumbing Code states that a vent can handle 24 fixture units.

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.

Why do sanitary tees need to be used?

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.

Which is better a Santee fitting or a wye fitting?

If you had a trap arm that needed venting in that location then it would be a santee and not a wye fitting. Thanks! All of the venting is happening upstream so this is helpful.

What’s the difference between a long sweep and a wye?

(Note – a long sweep seems to be equivalent to a wye with an additional 45 bend fitting attached.) Building codes vary, but this seems to be a fairly typical set of rules (at least in the US) such as in the Florida plumbing code. If in doubt, certainly check with your local inspector / authorities.

Is the Wye different from 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…