# What type of plumbing thingy is this

**URL:** <https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200>\
**Category:** Misc. Discussion\
**Created:** [July 24, 2020, 12:25am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200 "2020-07-24T00:25:45Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![acotton21](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/acotton21/32/281304_2.png) [@acotton21](https://forum.nachi.org/u/acotton21)\
**Post date:** [July 24, 2020, 12:25am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/1 "2020-07-24T00:25:45Z")

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Saw this on a bathroom sink and tub drain in the basement

 ![image](https://global.discourse-cdn.com/internachi/original/3X/d/0/d00616448f62ce5340ea5703c3d302128e7289f2.jpeg) . No p trap up above, so I am assuming it is a style of p trap. Is this acceptable in any way? The house was owned by an older plumber.

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**Author:** ![sbridges2](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/sbridges2/32/213319_2.png) [@sbridges2](https://forum.nachi.org/u/sbridges2)\
**Post date:** [July 24, 2020, 12:35am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/2 "2020-07-24T00:35:12Z")

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You got to be kidding.

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**Author:** ![mcyr](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mcyr/32/173319_2.png) [@mcyr](https://forum.nachi.org/u/mcyr)\
**Post date:** [July 24, 2020, 12:35am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/3 "2020-07-24T00:35:14Z")

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It’s a drum trap.  
[https://www.startribune.com/how-bad-are-drum-traps/203360321/#:~:text=A%20drum%20trap%20does%20the,and%20occasionally%20at%20laundry%20sinks](https://www.startribune.com/how-bad-are-drum-traps/203360321/#:~:text=A%20drum%20trap%20does%20the,and%20occasionally%20at%20laundry%20sinks).

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**Author:** ![mcyr](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mcyr/32/173319_2.png) [@mcyr](https://forum.nachi.org/u/mcyr)\
**Post date:** [July 24, 2020, 12:36am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/4 "2020-07-24T00:36:16Z")

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> [@sbridges2](#):
>
> You got to be kidding.

That what I said too!

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**Author:** ![mwilles](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mwilles/32/181480_2.png) [@mwilles](https://forum.nachi.org/u/mwilles)\
**Post date:** [July 24, 2020, 12:46am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/5 "2020-07-24T00:46:50Z")

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I agree with a drum trap. I’ve never seen one constructed with PVC fittings. Cast iron all day long. That technology was by the wayside once PVC came around.

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**Author:** ![acotton21](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/acotton21/32/281304_2.png) [@acotton21](https://forum.nachi.org/u/acotton21)\
**Post date:** [July 24, 2020, 12:51am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/6 "2020-07-24T00:51:19Z")

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Great thanks.

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**Author:** ![ccurrins](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/ccurrins/32/225758_2.png) [@ccurrins](https://forum.nachi.org/u/ccurrins)\
**Post date:** [July 24, 2020, 1:15am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/7 "2020-07-24T01:15:59Z")

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> You got to be kidding

> [@mcyr](#):
>
> That what I said too!

Where’s Ben when we/they need him?

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**Author:** ![sbridges2](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/sbridges2/32/213319_2.png) [@sbridges2](https://forum.nachi.org/u/sbridges2)\
**Post date:** [July 24, 2020, 1:22am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/8 "2020-07-24T01:22:44Z")

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He has his certification, how did he get that. 😳:

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**Author:** ![acotton21](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/acotton21/32/281304_2.png) [@acotton21](https://forum.nachi.org/u/acotton21)\
**Post date:** [July 24, 2020, 1:32am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/9 "2020-07-24T01:32:13Z")

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Man cant wait till I am old and crotchy and have nothing better to do but pile onto a newbie.  
I cant believe how lame you guys are the second someone asks for help.  
It must be amazing to be so perfect as you.  
Get a life, or better yet- end it

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**Author:** ![sbridges2](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/sbridges2/32/213319_2.png) [@sbridges2](https://forum.nachi.org/u/sbridges2)\
**Post date:** [July 24, 2020, 1:52am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/10 "2020-07-24T01:52:15Z")

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You have to put on your big boy pants it gets rough in here. 😬 Any way welcome Adam.

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**Author:** ![srechkin](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/srechkin/32/180448_2.png) [@srechkin](https://forum.nachi.org/u/srechkin)\
**Post date:** [July 24, 2020, 2:05am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/11 "2020-07-24T02:05:42Z")

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Adam, don’t take it personally, and just ignore the grumpy oldfarts 🙂

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**Author:** ![sbridges2](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/sbridges2/32/213319_2.png) [@sbridges2](https://forum.nachi.org/u/sbridges2)\
**Post date:** [July 24, 2020, 2:08am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/12 "2020-07-24T02:08:01Z")

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It is part of the training now he won’t forget it. 😀

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**Author:** ![jfudge](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/jfudge/32/414352_2.png) [@jfudge](https://forum.nachi.org/u/jfudge)\
**Post date:** [July 24, 2020, 2:10am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/13 "2020-07-24T02:10:29Z")

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He’ll be ignoring everyone lol.

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**Author:** ![srechkin](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/srechkin/32/180448_2.png) [@srechkin](https://forum.nachi.org/u/srechkin)\
**Post date:** [July 24, 2020, 2:24am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/14 "2020-07-24T02:24:06Z")

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Are you saying you’re old & grumpy? 🙃

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**Author:** ![jfudge](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/jfudge/32/414352_2.png) [@jfudge](https://forum.nachi.org/u/jfudge)\
**Post date:** [July 24, 2020, 2:25am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/15 "2020-07-24T02:25:28Z")

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Yes, I am getting there! 😉

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**Author:** ![srechkin](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/srechkin/32/180448_2.png) [@srechkin](https://forum.nachi.org/u/srechkin)\
**Post date:** [July 24, 2020, 2:32am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/16 "2020-07-24T02:32:14Z")

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You know what’s funny? the only reason Marcel knew about the drum trap is because he has one in his house 😃 I think he mentioned that he removed it, but I don’t believe him 🙂

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**Author:** ![mcyr](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mcyr/32/173319_2.png) [@mcyr](https://forum.nachi.org/u/mcyr)\
**Post date:** [July 24, 2020, 10:03am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/17 "2020-07-24T10:03:10Z")

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> [@srechkin](#):
>
> You know what’s funny? the only reason Marcel knew about the drum trap is because he has one in his house 😃 I think he mentioned that he removed it, but I don’t believe

Nope, still have one in the kitchen. Left that one in in case my wife drops here ring in the drain. LOL

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**Author:** ![mrodney](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mrodney/32/191632_2.png) [@mrodney](https://forum.nachi.org/u/mrodney)\
**Post date:** [July 25, 2020, 8:06pm UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/18 "2020-07-25T20:06:47Z")

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No he is not. A shoemaker wears the worst shoes.

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**Author:** ![ryoung7](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/ryoung7/32/188798_2.png) [@ryoung7](https://forum.nachi.org/u/ryoung7)\
**Post date:** [July 26, 2020, 1:38am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/19 "2020-07-26T01:38:11Z")

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> [@acotton21](#):
>
> I am assuming it is a style of p trap.

Evening, Adam. Hope to find you well this evening.  
I suspect a majority of new inspectors had a hard time identifying various water traps they get to observe during a home inspection.  
Good on you! Best to get to the MB when you have a question to ask and don’t mind ridicule. Brush it off. You are doing the right thing.

That fixture is a plumbing water trap. Unfortunately, this type of water trap, a Drum Trap, is non compliant in most jurisdictions.  
A drum trap is a non compliant plumbing trap, in most jurisdictions, because it’s neither self cleaning nor easy to clean.  
Bottle traps on the other hand are compliant. You will likely run into a Bottle trap during your journey inspecting homes.

[## Sink, Wash Basin And Urinal Traps Explained](https://www.washwareessentials.co.uk/content/Traps#:~:text=The%20water%20trap%20provides%20a,which%20provides%20the%20water%20seal.)

Hope that helps.

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**Author:** ![kshepard](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/kshepard/32/59504_2.png) [@kshepard](https://forum.nachi.org/u/kshepard)\
**Post date:** [July 26, 2020, 3:09am UTC](https://forum.nachi.org/t/what-type-of-plumbing-thingy-is-this/168200/20 "2020-07-26T03:09:31Z")

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> [@acotton21](#):
>
> Man cant wait till I am old and crotchy and have nothing better to do but pile onto a newbie.  
> I cant believe how lame you guys are the second someone asks for help.  
> It must be amazing to be so perfect as you.  
> Get a life, or better yet- end it

Yep Adam, posting is sometimes like using a corncob for toilet paper. Don’t worry, keep posting and don’t let them intimidate you. They’re not so bad once you get to know them.  
Well, there are some exceptions, but you’ll know about them soon enough.

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