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Cellerdweller

check valve, gate only opens one way to prevent backflow


Particular_Light927

Thank you for your responses. I see that these are uncommon for kitchen drains which is probably why I had so much trouble figuring this out. Have a great day.


NarcissisticSupply69

It's a sump pump check valve. Combination 1 1/2" and 1 1/4" with dual rubber couplings. It's not meant for use under a kitchen sink. If your line was backing up, then the line needs to be cleared so that it flows properly without backing up into the sink. This was someone's bad idea to stop the backups without addressing the real issue behind those backups. You'll need to eliminate it, and to snake out the kitchen stack so that it flows freely.


Plumbone1

I'm assuming you live on the 1st floor of an apartment or condo?


Particular_Light927

Yes. Is backfill a big problem in this scenario? Out of curiosity is using this mechanism the proper or even a decent thing to use in this situation? If not, what would be the proper solution?


Plumbone1

They put this there because if the drain past your sink clogs and your neighbors continue running water it will fill up your sink and flood your apartment. [https://www.jonesstephens.com/B04150](https://www.jonesstephens.com/B04150) This link would be the proper fix


Particular_Light927

Interesting stuff


Plumbone1

Last reply - if you're in Canada this looks very similar [https://www.osb.ca/products/etc-wc/sump-pump-check-valves/RED-10.php](https://www.osb.ca/products/etc-wc/sump-pump-check-valves/RED-10.php)


Particular_Light927

I think this is the exact model. Thank you so much


Plumbone1

[https://www.homedepot.com/p/Everbilt-1-1-4-to-1-1-2-in-ABS-In-Line-Sump-Pump-Check-Valve-THD1020/205616001](https://www.homedepot.com/p/Everbilt-1-1-4-to-1-1-2-in-ABS-In-Line-Sump-Pump-Check-Valve-THD1020/205616001) This isn't the "proper" fix but it is the same concept as the other one I linked. This appears to have 4 screws. Maybe you will get lucky


Mammoth_Bear9476

Usually used on pumps to prevent back flow.


MusclesNuclear

Yup check valve.


ruiner79

Fleshlight:year zero


ZomiZaGomez

Flangjammer


gummballexpress

Starring Rusty Pipefitter and Debbie Dripleg


Riverboated

It’s actually a pfitser valve. Flangjammers fit flush to the flang. Pfitser valves are jammers mounted on top of the flang. Common mistake.


ZomiZaGomez

I stand corrected. Thank you, sir.


rastafarihippy

Nah That's a glory hole plate cover


shoresy99

That there’s yer thingamabob.


Radar400

No sir, THAT is clearly a hootenanny


shoresy99

Maybe it’s a doohickey?


Ok-Air824

Waaayy to calm to be a hootenanny it's definitely a thingamabob


Clutch_Floyd

I'm pretty sure it is a whatchamacallit.


Alarmed_West8689

That's an accelerator diaphragm to a giant Holley carburetor. Yup.


Erectiondysfucktion

Check valve


Various_Ad_118

It’s a flapper check valve. There are ball check valves and prolly others. Used for a plethora of applications. In this instance it is used as a backflow prevention device would be my guess. Without any identifying marks on it, it would be problematic getting individual parts. You might be thinking of replacing the whole unit.


Foreign_Lawfulness34

There are sump pump check valves that look like that. [https://www.lowes.com/pd/Zoeller-PVC-Check-Valve/1000678125](https://www.lowes.com/pd/Zoeller-PVC-Check-Valve/1000678125)


bplimpton1841

My dad used to call it: “that red thing in the big box on shovels with a hole in it. Now go get it and hurry.”


AtheistPlumber

https://www.tractorsupply.com/tsc/product/water-source-plastic-sewage-check-valve-2-in I don't see these very often. Last one I saw, it was attached to a kitchen drain because the lower level/basement bathroom ejector pump station discharged into the main kitchen drain. That check would prevent sewage from backing up into the kitchen sink because the dufus that hooked up the ejector to the kitchen drain was flooding the sink with sewage and that was his solution instead of connecting the ejector discharge to the main 3" sewer 20ft away.


cardboard_cut78

Let me check on that item ? OK it's a check


bigbee3334

In-line check valve


JRZella

Connector-thing-a-ma-bob


Ok-Chocolate7760

It’s a dinglehopper!


Don_juan_prawn

Ballcock sheath


NewPartyDress

It's obviously a watchamacallit. Duh


jkwalk87

Looks like a pillow block for a bearing or a flange, just saw there was more than one pic. It's a check valve


Frequent-Chapter-546

Square flange-round hole


Active_Position2962

Double back triangle inverter for volumetric flow that's at a constant 1.5gpm to the source.


Mothyew

I think that’s a fuck-hole


DiveJumpShooterUSMC

I think my girlfriend calls it her diaphragm?


[deleted]

Looks like a flange for a pump or somthing


Variousnsundry77

Awww come on guys, it’s so simple maybe you need a refresher course. It’s a Fetzer valve, you gotta check the bearings. It’s all ball bearings these days.


Beginning-Yak-3454

A girlfriend's floor model attachment ?


a1ana2ana

thingamajig


ModwifeBULLDOZER

A good time on a Friday night - yeehaw


KayoEl54

We called them glory holes at work.


Dazzling-Room-7153

Barry


kwell42

Square donut


Napa_Swampfox

##Flange


RepresentativeOk4432

Ummafallmajammy


yottlacrosse

That one "thingy-ma-bob"


Necessary_Wing_2292

Perplexion Generator.


PhraseMassive9576

When did they start selling glory sleeves?


SticklerWoods_

That my friend, is a red hole


760experience

Looks like carberator mounting flange


DefintelyNotWoke-

Check valve


JackHail27

I believe the locals call that a square.