What Is a Tub Trap

P-traps are S-shaped pipe components that keep toxic sewer gases from escaping into your residence. They are required on all plumbing fixtures, including sinks, tubs and showers. … A bathtub trap begins at the end of the tub drain assembly, where it is glued onto a fitting screwed to the drain outlet.

Should a bathtub have a trap?

Yes, you should always install a P-Trap as part of the plumbing of a bathtub or any other wastewater drain system. Failure to include a P-Trap could result in foul smells, harmful gases, and small animals entering through your tub’s drain.

Do shower drains need a trap?

Do shower drains have traps? … According to regulations, all shower drains are required to have P-traps. This includes all fixtures connected to a building’s main plumbing system. P-traps are curved pipes installed under showers and drains of all kinds.