# What type of sink trap is this?  PIC.

**URL:** <https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401>\
**Category:** Plumbing Inspections\
**Created:** [September 12, 2006, 4:02am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401 "2006-09-12T04:02:34Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![gromicko](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/gromicko/32/58172_2.png) [@gromicko](https://forum.nachi.org/u/gromicko)\
**Post date:** [September 12, 2006, 4:02am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/1 "2006-09-12T04:02:34Z")

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[http://www.nachi.org/trap2006.htm](http://www.nachi.org/trap2006.htm)

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**Author:** ![sfalvey](https://avatars.discourse-cdn.com/v4/letter/s/c37758/32.png) [@sfalvey](https://forum.nachi.org/u/sfalvey)\
**Post date:** [September 12, 2006, 4:16am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/2 "2006-09-12T04:16:54Z")

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An old one. You unscrew the bottom to clean it out and it doesn’t work very well.

But it looks kinda cool.

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**Author:** ![jpope](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/jpope/32/59425_2.png) [@jpope](https://forum.nachi.org/u/jpope)\
**Post date:** [September 12, 2006, 4:18am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/3 "2006-09-12T04:18:05Z")

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That would be a drum trap. . .

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**Author:** ![dthomas2](https://avatars.discourse-cdn.com/v4/letter/d/bc79bd/32.png) [@dthomas2](https://forum.nachi.org/u/dthomas2)\
**Post date:** [September 12, 2006, 5:32am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/4 "2006-09-12T05:32:36Z")

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Thanks - didn’t see this type in my training manuals. Now I know it all.

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**Author:** ![alarsen1](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/alarsen1/32/782_2.png) [@alarsen1](https://forum.nachi.org/u/alarsen1)\
**Post date:** [September 12, 2006, 5:37am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/5 "2006-09-12T05:37:38Z")

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I saw quite a few of these in England a few weeks ago… that and a lot of “exterior” plumbing 🙂

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**Author:** ![dthomas2](https://avatars.discourse-cdn.com/v4/letter/d/bc79bd/32.png) [@dthomas2](https://forum.nachi.org/u/dthomas2)\
**Post date:** [September 12, 2006, 5:52am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/6 "2006-09-12T05:52:21Z")

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Arne: I’ve been to Abbotsford, thought maybe I was going to drive right off the edge of the earth. “exterior” plumbing - what would this be?

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**Author:** ![alarsen1](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/alarsen1/32/782_2.png) [@alarsen1](https://forum.nachi.org/u/alarsen1)\
**Post date:** [September 12, 2006, 6:15am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/7 "2006-09-12T06:15:38Z")

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Edge of the earth? From Spokane? You need to get out more! 😉

I’ll try and post a pic of what I’m referring to. In England, where I was in Buxton, many of the homes are solid rock and a few hundred years old. When they were “modernized” with plumbing, they didn’t have any choice but to plum the fixtures from the outside.

Hmm… I’m getting an error when I try and attach an image. But picture, instead of the pipes running IN the wall, that instead they are on the outside of the home.

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**Author:** ![dthomas2](https://avatars.discourse-cdn.com/v4/letter/d/bc79bd/32.png) [@dthomas2](https://forum.nachi.org/u/dthomas2)\
**Post date:** [September 12, 2006, 7:17am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/8 "2006-09-12T07:17:06Z")

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> [@alarsen1](#):
>
> Edge of the earth? From Spokane? You need to get out more! 😉
> 
> I’ll try and post a pic of what I’m referring to. In England, where I was in Buxton, many of the homes are solid rock and a few hundred years old. When they were “modernized” with plumbing, they didn’t have any choice but to plum the fixtures from the outside.
> 
> Hmm… I’m getting an error when I try and attach an image. But picture, instead of the pipes running IN the wall, that instead they are on the outside of the home.

Can’t disagree with that - getting out more couldn’t hurt. Beautiful country up there.

I have not seen or even head of plumbing done this way but it must have functioned to gain acceptance. Thanks for the come-back.

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**Author:** ![mkyriacou](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mkyriacou/32/210032_2.png) [@mkyriacou](https://forum.nachi.org/u/mkyriacou)\
**Post date:** [September 12, 2006, 12:54pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/9 "2006-09-12T12:54:49Z")

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> [@sfalvey](#):
>
> An old one. You unscrew the bottom to clean it out and it doesn’t work very well.
> 
> But it looks kinda cool.

Scott  
They actually work great!! They are called “Bottle Traps”

Mario

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**Author:** ![mkyriacou](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mkyriacou/32/210032_2.png) [@mkyriacou](https://forum.nachi.org/u/mkyriacou)\
**Post date:** [September 12, 2006, 12:58pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/10 "2006-09-12T12:58:49Z")

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Scott

You are right, they unscrew from bottom to clean out.What i don’t know is, are they legal,at least in Ontario.I will find out and post here.

Mario

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**Author:** ![rcooke](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/rcooke/32/57038_2.png) [@rcooke](https://forum.nachi.org/u/rcooke)\
**Post date:** [September 12, 2006, 1:00pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/11 "2006-09-12T13:00:57Z")

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> [@mkyriacou](#):
>
> Scott  
> They actually work great!! They are called “Bottle Traps”
> 
> Mario

What a great place NACHI is . You can still buy these  
[http://www.plumbingsupply.com/bottletraps.html](http://www.plumbingsupply.com/bottletraps.html) expensive but neat.

Roy Cooke … [Royshomeinspection.com](http://Royshomeinspection.com)

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**Author:** ![ecrofutt](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/ecrofutt/32/346_2.png) [@ecrofutt](https://forum.nachi.org/u/ecrofutt)\
**Post date:** [September 12, 2006, 1:11pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/12 "2006-09-12T13:11:56Z")

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A much more modern trap is “better”!!

Note the metallic duct tape and the second uphill surge!

![DSC07964.JPG](https://global.discourse-cdn.com/internachi/original/3X/4/e/4e0e8f3294dc566ffd754d6dd49a4defcd8507a0.jpeg)

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**Author:** ![rcooke](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/rcooke/32/57038_2.png) [@rcooke](https://forum.nachi.org/u/rcooke)\
**Post date:** [September 12, 2006, 1:37pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/13 "2006-09-12T13:37:11Z")

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> [@ecrofutt](#):
>
> A much more modern trap is “better”!!
> 
> Note the metallic duct tape and the second uphill surge!

Beauty got to love some people sure do things out side the normal .  
Roy Cooke

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**Author:** ![nwagner](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/nwagner/32/901_2.png) [@nwagner](https://forum.nachi.org/u/nwagner)\
**Post date:** [September 12, 2006, 2:08pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/14 "2006-09-12T14:08:45Z")

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> [@ecrofutt](#):
>
> A much more modern trap is “better”!!
> 
> Note the metallic duct tape and the second uphill surge!

Gotta envy the wastewater flowing down one of those fixtures; all the elbows and slope changes look akin to a rollercoaster ride!🆒

Isn’t it amazing how revered metallic duct tape is?! Never thought of using it for rigid plastic piping repairs…

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**Author:** ![jpope](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/jpope/32/59425_2.png) [@jpope](https://forum.nachi.org/u/jpope)\
**Post date:** [September 12, 2006, 4:06pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/15 "2006-09-12T16:06:44Z")

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Those traps do not comply with any standards in the U.S. that I’m aware of. I would place them in the same category as the flexible tail piece.

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**Author:** ![ecrofutt](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/ecrofutt/32/346_2.png) [@ecrofutt](https://forum.nachi.org/u/ecrofutt)\
**Post date:** [September 12, 2006, 6:21pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/16 "2006-09-12T18:21:07Z")

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Give the poor guy a break. He needed to drop the trap so he could install the tail piece for the dishwasher. Of course, when the dishwasher empties, it’ll be hitting a pipe already full of water. Eventually the pipe will fill up with water to the point it can go downhill.

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**Author:** ![mkyriacou](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/mkyriacou/32/210032_2.png) [@mkyriacou](https://forum.nachi.org/u/mkyriacou)\
**Post date:** [September 12, 2006, 7:31pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/17 "2006-09-12T19:31:45Z")

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> [@jpope](#):
>
> Those traps do not comply with any standards in the U.S. that I’m aware of. I would place them in the same category as the flexible tail piece.

These traps are everywhere in Europe,I have a house in Cyprus I have two of them,one in w/c and kitchen and I have never had any problems.Works just fine!!!

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**Author:** ![jpope](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/jpope/32/59425_2.png) [@jpope](https://forum.nachi.org/u/jpope)\
**Post date:** [September 12, 2006, 11:23pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/18 "2006-09-12T23:23:26Z")

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> [@mkyriacou](#):
>
> I have never had any problems.Works just fine!!!

I just love it when a homeowner tells me this 😃

I’m sure you can appreciate the humor I derive from those statements. 😉

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**Author:** ![rcooke](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/rcooke/32/57038_2.png) [@rcooke](https://forum.nachi.org/u/rcooke)\
**Post date:** [September 12, 2006, 11:35pm UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/19 "2006-09-12T23:35:10Z")

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> [@jpope](#):
>
> I just love it when a homeowner tells me this 😃
> 
> I’m sure you can appreciate the humor I derive from those statements. 😉

Gee you know I heard the same thing with your electric system where the Grounds and neutrals are inter mixed .  
Gee it works just fine .  
Roy Cooke  
\</IMG\>\</IMG\>

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**Author:** ![yolhovsky](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/yolhovsky/32/60213_2.png) [@yolhovsky](https://forum.nachi.org/u/yolhovsky)\
**Post date:** [September 13, 2006, 2:39am UTC](https://forum.nachi.org/t/what-type-of-sink-trap-is-this-pic/7401/20 "2006-09-13T02:39:50Z")

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Actually DRUM trap and BOTTLE trap are different. The one shown in the picture is a bottle trap. They both are not permitted in Canada. The static water level is below the outlet and sewer gases may escape from outlet to inlet.

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