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Questions tagged [flange]

A flange is typically a flat part (rim) at the end of a pipe to allow attachment to the pipe itself. Common to drain pipes, like toilets. Use with the [plumbing] tag. Use with [toilet] or [pipe] as needed.

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Toilet flange 2.5” above concrete basement floor - raise floor?

My basement shop toilet was installed years ago (30+?) on a raised wooden platform that rotted out. I removed the toilet, the rusted out metal flange and the moldy, wood platform (2x2 fastened to ...
Ekimnanrek's user avatar
1 vote
1 answer
54 views

Toilet Flange is higher than the subfloor and slightly angled - Keep. or replace?

I'm about to install new vinyl flooring but noticed that the toilet flange is rusted a bit, slightly angled, and higher than the subfloor and the new floor. https://imgur.com/RjfDeRs Should I cut out ...
bsong's user avatar
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0 votes
1 answer
48 views

Underlayment to meet toilet flange

I recently tore up my half bath tile and quarter inch underlayment to eventually extend my LVP to the bathroom. I’m wondering what I should buy to meet the toilet flange. The tile I had in there was a ...
Colin Wagner's user avatar
1 vote
1 answer
54 views

How to secure a toilet flange when the opening is cut too wide?

The cutout in the subfloor for the toilet flange is too wide, leaving nowhere for me to secure it. The plumber had set some shims underneath the flange but I'm not sure I'd trust those shims to hold ...
Niko's user avatar
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0 votes
1 answer
48 views

Is a plumbing fitting in a drain pipe likely to cause clogs? [closed]

Had a leaky shark bite so I took off the toilet to better access it. It flew off, hit me, and dropped into the flange hole (I know should have put a rag in there). Will it just roll into the septic? ...
Glen's user avatar
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1 vote
1 answer
54 views

Flange not level - is this ok?

I recently applied a concrete patch to a rough/very uneven piece of concrete beneath an old flange I ripped out. I originally was going to apply a concrete leveler to the floor so I didn’t ensure the ...
Cat111's user avatar
  • 11
2 votes
1 answer
49 views

Flange installed in concrete slab

original flange Replacing original 1976 toilet and found this flange. Seems in good condition but it looks like maybe it sank as you can see a lip around the center. There are no screws it is embedded ...
Evan's user avatar
  • 21
0 votes
2 answers
146 views

Replacing old shower flange

We are remodeling our master bath. We have a terrazzo floor with a concrete “channel” they installed the plumbing with. We removed the top portion of the old shower drain but are stuck on what to do ...
Caitlin's user avatar
0 votes
2 answers
285 views

How can I repair a broken offset toilet flange?

I am replacing the tile floor so I pulled the toilet to find this flange with the broken left slot and missing right tab too. Any ideas on how to fix?
Valricoguy's user avatar
0 votes
1 answer
280 views

Is this a cast iron or metal toilet flange?

I'm going to use Set-Rite flange kit to bring up the height, but the instructions say to use a wax ring for cast iron or the included rubber gasket for metal. Not sure which method to use. My tubing ...
Passions's user avatar
1 vote
0 answers
109 views

How to fix raised/angled toilet flange

My toilet had grout running all the way around it that was crumbling and gross so I took off the toilet and removed the grout but it turns out the grout was there because the toilet flange is about an ...
Hella Fred's user avatar
3 votes
1 answer
1k views

Does my toilet flange need to be replaced?

I've been working on a bathroom renovation for a while now, and I'm getting near the point where we are ready to put some self leveling compound on the ground preparatory to new tiles. Before I do ...
user112697's user avatar
2 votes
3 answers
3k views

How close does tile need to be to toilet flange?

I'm doing my first attempt at tiling a bathroom floor. I'm using 2 inch mosaic tiles. I'm trying to minimize cutting. My question is, how close to the toilet flange do I need to lay the tile? Could ...
Sarah's user avatar
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1 vote
1 answer
158 views

How to remove flange from bottom of toilet

I’m trying to replace the seal on my toilet. When I lifted the toilet off the floor the flange stayed on the bottom of the commode. I cannot figure out how to remove the flange.I’ve tried pulling and ...
mgilbert22's user avatar
1 vote
1 answer
386 views

Connecting toilet vertically to a horizontal T with a 45

I always see toilets connected to an elbow then drain to Y with a short horizontal pipe. Is there an issue with connecting a toilet flange directly to the 45 deg pipe inserted in a Y directly under ...
frank's user avatar
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8 votes
2 answers
5k views

Why did my wax ring fail after 2 months?

Background: Toilet in hall bathroom on 2nd floor; Toilet flange was cracked; Repaired by my contractor: Cut 3” PVC pipe to remove the broken flange. Used insert flange that fit inside the 3” PVC pipe, ...
BlueDog's user avatar
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0 answers
57 views

My PVC toilet flange is lag bolted to the wood floor. The flange is about 3/8 inch below the floor. Large bolt heads [duplicate]

My PVC toilet flange is lag bolted to the wood floor. The flange is about 3/8 inch below the floor. The bolt heads prevent a spacer. This toilet wax double ring has failed at least twice since 1994. I ...
Rich Gant's user avatar
0 votes
1 answer
87 views

Screw toilet flange to broken floor

What do I do in situation as on the scheme below? As you can see flange bolts are just hanging in space. Do I fill space between cement floor and pipe with new cement and then screw bolts to it? Other ...
IgorStack's user avatar
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4 votes
3 answers
15k views

What kind of screws do I use to secure a toilet flange to the floor in new construction?

I'm installing the DWV plumbing in my new addition. I've located the toilet flange and have temporarily screwed it to the OSB subfloor using a couple of coated decking screws so I can continue with ...
FreeMan's user avatar
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1 answer
755 views

Flange is 2 inches below flooring level. Help!

We have two toilets that are leaking because the flange is about 2 inches lower than the flooring. A plumber came out and put in three wax seals on each toilet, but it is still leaking. I asked the ...
Cheri Van Horn's user avatar
2 votes
1 answer
556 views

Mounting a ceiling flange to the underside of subfloor

I'm installing four 3/8" threaded hanger rods and need them installed in exact positions. The rods will be holding approx. 50lbs total; they are supports for a concealed ducted air conditioner/...
Paul Evans's user avatar
1 vote
1 answer
157 views

Cast iron toilet flange

I have a home built in the late '70s with cast iron toilet flanges. It appears to have cast iron flanges with 3" stubs into 4" cast iron pipes. I haven't seen any information on this setup ...
Scott's user avatar
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2 votes
1 answer
246 views

Fix toilet flange in concrete or leave it?

Getting ready to do a levelling/flattening pour on bathroom floor but need to decide what to do with the flange first as it is was put in too low originally. The floor around the flange shouldn't be ...
Mike P's user avatar
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0 votes
1 answer
343 views

How can I secure a toilet flange with damaged subfloor? [closed]

The hole in the floor around the current pipe is larger than the damaged flange, so the replacement cannot be screwed to the floorboard. Replacing that section of the floorboard would normally require ...
Zip's user avatar
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0 votes
0 answers
394 views

Toto Unifit Adapter: Renew, Replace, or Reuse?

I'm replacing a toilet flange and 4" pipe leading to it. There is a Toto Unifit adapter on it, that's about 6 years old. Is there a way to replace the rubber gasket that meets the toilet? Or ...
jay613's user avatar
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2 votes
1 answer
1k views

Window flange obstructing J-channel, does it serve a purpose?

I ordered a custom window through a Norandex distributer. I was going to J-channel around the whole window to accept some vinyl siding. However, there's this little appendage in each corner of the ...
Zero Cool's user avatar
2 votes
0 answers
147 views

Can I keep the old Kerdi drain flange when rebuilding a shower?

My 1 yr old shower built by the contractor started leaking like a sieve. In my efforts to remedy the problem, I ended up demolishing the whole thing to the stud while throwing out moldy drywall and ...
Rahman's user avatar
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0 votes
0 answers
123 views

Bent flange below the floor level -what is the proper way to install a flange spacer?

My flange is a little bit bent and overall not level. The result is that an extender won't sit tight on the flange and it is also a not level (higher on one side as you can see in the second picture) ...
MiniMe's user avatar
  • 3,402
0 votes
2 answers
113 views

Shower arm and flange looks terrible [closed]

The hole for the shower arm and flange was put in too close to the tile. The flange sits on top of the tile and looks terrible. What can I do to improve this?
Hopper's user avatar
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18 votes
5 answers
28k views

Toilet bolt broke free from floor...recommendations?

I was recently tightening the nut on a loose toilet (it was rocking) when the bolt surprisingly broke free and came up. There was no real "breaking free" feeling...it just seemed to be ...
jbwiv's user avatar
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5 votes
3 answers
4k views

What hardware could I use for a rotating / swivel tv cabinet?

We're wanting to mount a TV under our covered patio. Hot tub is on the other side, so I'd like to build something like this: This would let me leave the TV protected (by facing it under the patio), ...
bendytree's user avatar
  • 164
0 votes
2 answers
901 views

How do I use the 4 screws (not the bolts) that come with the flange extender when the floor is concrete slab?

I have this flange extender and as you can see it comes with four screws that probably can be used when there is wood floor (main or upper level floor). I am installing this in the basement and the ...
MiniMe's user avatar
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1 vote
2 answers
7k views

Should this toilet flange be replaced, repaired, or is it acceptable?

The toilet in my kids bathroom started wobbling so I pulled it off to put a new wax ring on and retighten the floor bolts. Once I pulled the toilet I noticed that the pipe and the inner portion of the ...
Beelzebub Kringle's user avatar
3 votes
2 answers
856 views

Replacing old toilet flange, pipe seems really messed up

I've removed a toilet that was not attached very well, and found that the flange was partially detached from the pipe. In trying to replace it, I've found that the pipe seems really messed up. I'm ...
Brad's user avatar
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0 votes
1 answer
4k views

Is it better to replace this flange or install a “repair kit”?

I have noticed that sitting on my toilet feels a little crooked, and today we have removed the toilet to inspect the flange. It’s an older flange with a metal ring and PVC insert which I imagine is ...
aknodt's user avatar
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1 vote
2 answers
3k views

What should I do about a toilet flange that isn't tight to the subfloor?

I just installed new floor in my bathroom. I'm getting ready to install the new toilet, but I think I might have got some bad advice on how to handle the flange. Currently I have a metal/PVC flange ...
user avatar
-1 votes
1 answer
161 views

Garbage disposal flange is leaking [closed]

I removed the flange, cleaned the surfaces and used fresh plumbers putty. It still leaked. I did it all again. It still leaks. What am I doing wrong?
nsciurba's user avatar
0 votes
2 answers
139 views

Identifying non-standard flange fastener/nut

Can someone please identify this non-standard fastener/nut with flange. The thread is 10mm (it fits a 10mm threaded rod) and the diameter of the flange is 20mm. The thread pitch is 1mm if that helps ...
Andrew Bate's user avatar
0 votes
2 answers
734 views

Do I need to repair this hole in the bottom flange of my I-joist?

The electrician made a hole in the bottom flange of the I-joist. Do you think any repair is necessary? The hole is diagonal from bottom to upper part of the flange and is about 3/4 inch. I read the ...
user2735719's user avatar
0 votes
2 answers
4k views

How to ensure the wax seal on my toilet is set properly?

I recently renovated our upstairs bathroom which included a fresh new toilet. We raised the flange to flush with floor level (technically a hairline above) and placed the wax gasket to the base of the ...
JustaGuy's user avatar
0 votes
0 answers
41 views

Is There a Toilet Plate Designed to Secure Traditional Floor Design to Back Wall

Is there a solution available which enables someone to secure a traditional floor mounted toilet bowl adequately to the wall behind it? I would love a commercially produced oversized toilet plate ...
BigNutz's user avatar
  • 101
0 votes
1 answer
336 views

How to anchor floating toilet flange

I have a cast iron toilet flange that sits about .4 inch above a 3/4" plywood subfloor. It feels very solid, but it is not anchored to anything. There are two empty holes in the flange for ...
Midori's user avatar
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1 vote
0 answers
650 views

Do I need to remove a lead riser from my toilet flange area to install a PVC flange?

I am replacing my toilet and after researching I found the flange is covered by a lead riser that is bent, folded, over the flange to hold it down. I unbent it so I could remove the flange before I ...
learntofix's user avatar
0 votes
1 answer
110 views

Iron toilet flange problem

I have a cast iron toilet flange that no longer holds the flange bolts. The area corroded just enough that the bolts will no longer slip into a secure position. The rest of the flange is too secure to ...
Julie's user avatar
  • 1
1 vote
1 answer
7k views

What Size Toilet Flange for 3 1/2" ABS Pipe?

I'm trying to purchase the correct toilet flange but having difficulty. The bathroom was roughed in years ago in ABS and we are trying to finish it out. As a I measure the toilet waste pipe, it ...
Martin's user avatar
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0 votes
1 answer
108 views

What do I do about re-seating this old flange?

Not a big DIY'er historically, getting into it..anyways, figured replacing this toilet would be straightforward but my house is from the 1950's...anyways, removed the toilet to find the following...in ...
Ken's user avatar
  • 1
1 vote
4 answers
4k views

Cast iron pipe is too low to a use gasketed toilet flange replacement

While removing the toilet the The previous flange came off with it. We suspect that is what was causing a leaking issue on the ceiling below. So we went to replace it with an extender flange but the 4 ...
Aaron Bruffett's user avatar
1 vote
3 answers
4k views

How do I fix this toilet flange?

Basically there is a PVC flange that was glued to the inside of the pipe. The problem was that the metal flange that was on the outside was so completely bent that the bolts no longer stayed inside. ...
Element Zero's user avatar
-1 votes
1 answer
324 views

install toilet flange extender after subfloor is installed or after finish floor

Toilet flange is too low and needs a flange extender. Should it be installed after the subfloor ( the layer under the cement board for the tiled floor) is in place since it needs to be fastened into ...
user105071's user avatar
1 vote
0 answers
611 views

Toilet flange is too long and can't lower pipe in floor

I have new plumbing installed for a new toilet. However, the 4" pipe is too close to the floor so the toilet flange (not yet installed) is too long and sticks above the finished floor about an inch. ...
Programmer's user avatar
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