Questions tagged [pvc]

Polyvinyl Chloride(PVC) is a common type of plastic pipe, used for both plumbing as well as electrical conduit. Use with the [plumbing] or [conduit] tags when your question is specific to this type of pipe.

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35 views

How much length of pipe is needed to enter a 'donut' PCV to iron pipe connection?

We have a cast iron pipe leave the house with PVC connected to it at the wall with a "donut" style adapter like this: Basically you stick the donut into the cast iron pipe and PVC into the donut and ...
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2answers
253 views

Gluing pvc quarter round in the shower corner

I had my shower done and the tile work is very ugly in corners. Wondering if gluing PVC finished quarter round with clear silicone would work in the long run? Anyone had any experience with it? Any ...
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6answers
2k views

How can I repair a leak in a PVC water line without bringing down the system for an extended period of time?

I have a small leak in 1" PVC pipe at a connection to a shutoff valve. It looks like not enough PVC cement was used. Taking this apart to repair it will require the entire household water system to be ...
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2answers
121 views

How do I attach a new pipe to this vertical ABS pipe?

I have this vertical air exhaust pipe in my attic and I want to feed more things into it. What is the best way to attach more pipes to it? Can I cut a hole into the side with a hole saw, put in the ...
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4answers
109 views

What is this rubber tubing called?

What is this rubber looking elbow here called and where can it be purchased? It's the black part that is fastened to the 3/4" pvc using hose clamps. For some context, this is a condensate drain on an ...
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4answers
812 views

Adding bug screen to 3/4 PVC

I have a 3/4 inch PVC line that is draining from my water heater pan through an exterior wall. I want to add some bug screen to it so that no roaches or other unwanted pests crawl up it. From what I ...
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7answers
23k views

Can I thin thick PVC cement with primer?

I needed to make a repair on some PVC pipe. When I opened my can of cement, I discovered that is was thicker than when new. I purchased the cement around a year ago and kept the lid firmly closed. The ...
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1answer
496 views

What are the individual names of these nine different PVC fittings?

What are the individual names of these nine different PVC fittings? (source: pvcworkshop.com)
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2answers
65 views

Is it inadvisable to reuse PVC? (Sch-40 white stuff)

I have some salvaged PVC (Schedule 40) from a run in the irrigation system that I'm rebuilding which is now unused - I'm considering reusing it in the rebuild of the system. Is this foolish? The ...
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3answers
299 views

New vanity doesn't leave room for old J trap - how should I run the new pipe?

I am ready to cut the drain pipe behind the wall with the 12" ruler laying on it (see pics) and raise the height of the vanity's sink drain, but I'm not sure the best way to do this. I want to raise ...
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2answers
131 views

3 inch pvc in concrete

I have a 3 inch pvc drain pipe i have to move 4 inches that is embedded in concrete. I have hammered out the concrete and now im ready to cut into the line and put a T coupling in for a toilet. My ...
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2answers
2k views

Will a PVC pipe crack in concrete?

If a plastic PVC pipe is totally covered with cement? Does a minor crack/s in the concrete will also crack PVC pipe or damage it? I mean cracks such as due to very minor seismic movements?
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2answers
194 views

Would Replacing an Existing 3/4“ Water Main Line with 1” Improve Overall Volume/Flow to House (GPM)

After my own inspection and talking to the utility company I have the following: The meter (near the road) is 5/8" x 3/4". From what the water company told me - this is the most commonly installed ...
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1answer
34 views

(How) Can I reuse this PVC 4-way

Some contractors broke my irrigation system and I'm in the process of repairing it. One of the connections to a PVC 4-way junction had a piece of schedule-40 PVC broken off inside it. As luck would ...
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0answers
30 views

Keywords or Names for this Part

I am trying to embed a load-bearing anchor in a 1-inch foam sheet. The most natural solution would be some kind of threaded plastic pair that fits together, with one end being able to have a rope ...
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0answers
163 views

How to convert bathtub drain to shower?

I have a 1960's house. I am renovating a bathroom, removing bathtub and putting in shower. I will be using Schluter Kerdi-Shower for conversion. I would like to know what parts of that iron drain ...
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1answer
75 views

PVC Pipe for sprinkler system broken in multiple places

Roughly 2 years ago I posted this question: Need Sprinkler Cracked PVC Pipe Repair Suggestions There was a lot of good suggestions, but now the issue has gotten much worse. In the image below I'm ...
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1answer
933 views

Can (must) P-trap be directly underneath the drain in stand-up shower stall?

Can (must) P-trap be directly underneath the drain in stand-up shower stall? I'm roughing in a 48"X36" one piece shower stall with a center drain. In the photo I've just got it dry fit. This is the ...
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1answer
2k views

Is it OK to drink water from newly-cemented PVC pipes?

It has been my habit to use Christy's Red Hot Blue Glue to mend PVC pipe. I am happy with the performance and the repairs turn out very well. I also note, with great interest, that it is rated for ...
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2answers
95 views

How can I test if a PVC irrigation pipe is in use?

While digging in the yard I came across 2 PVC pipes. I broke one of them. I then ran the irrigation and discovered that (luckily) the one that I broke is old and no longer in use. The other I don't ...
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1answer
70 views

What material is this pipe? Options for new 2" Union

I'd like to go 2 inch pvc into my new pool pump from that valve. What are my options? This pipe is 1.5 inches, not metal, but I'm not 100% that is CPVC either, but I'm not an expert. I have a 2" union ...
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0answers
540 views

Are bends allowed in a toilet drain above the 4x3 reducer?

I am finishing my basement, which was roughed in by the builder, but I need to move the toilet, since I lost 8" of wall framing in front of the main sewer line, the vanity would be stupidly narrow, to ...
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1answer
7k views

Are my outside HVAC units and condensation drain PVC pipes set up correctly?

I'm a newbie with this stuff, but here's my situation: I have two HVAC units in my home. One sits on top of the patio and one sits on the ground. Both of them are draining condensation from the PVC ...
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1answer
106 views

Do PVC glue, cement leave traces?

Before a month, I bought a domestic air conditioner for my bedroom and the person who came to install it, used somewhere PVC glue with that strong toxic smell (you can smell glue without to have to ...
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0answers
48 views

Tapping into existing 3/4“ supply and 3” drain to add washer

I understand there are a lot of variables to something like this, so I'm going to try to provide enough detail that people can at least understand the question here: I have a washer/dryer I'd like to ...
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2answers
92 views

French Drain PVC Size

Will constructing a french drain still work using two inch perforated pvc instead of the recommended four inch perforated pvc?
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1answer
446 views

Trouble fitting plumbing under new vanity

I am trying to install a new vanity and have run into some trouble trying to fit the plumbing needed under the sink because: The vanity is small The plumbing goes directly into the floor All the ...
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3answers
2k views

Per IRC, are flexible PVC couplings ever allowed to be used above ground for PVC to PVC connections?

It is my understanding that flexible PVC couplings (e.g. Fernco) meet the definition of Mechanical Joint in the international residential code. The 2015 IRC prohibits the use of Mechanical Joints on ...
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1answer
5k views

Is PVC conduit OK above ground to hook up a Jacuzzi?

We are hooking up a Jacuzzi and need to run # 8 wire above ground What PVC should we use to run under our house to get to the back yard? I have read Schedule 80 PVC will work.
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3answers
536 views

Flat PVC Cap to fit a 3" PVC pipe

I'm looking for a flat PVC cap for 3" PVC pipe. I ordered a few 3" PVC DWV Schedule 30 Caps Amazon that were too small. I've measured the 3" PVC pipe, and it appears the outer diameter is just over 3....
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1answer
67 views

Dealing with a broken toilet flange on PVC pipe

So I'm about to tile my bathroom floor but the toilet flange broke and can't get it out I tried with a chisel and hammer but I think I got the pipe to so how can I fix this situation I got here
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1answer
47 views

PVC leak under slab in outdoor waterfall feature

I've searched the internet for a solution to my problem and I can't find anything that even references a potential fix. Maybe one doesn't even exist, but I have to try, right? So, here is my problem....
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1answer
125 views

Where to find plastic corner pipe cover

I'm looking for a plastic box with 2 open sides that can be attached to the wall. Maybe about 8x8 or 10x10. I need to cover a PVC vent pipe that curves in the corner of the wall. I just can't find it....
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2answers
75 views

Are all plastic compression fittings interchangeable?

I need to rework the plumbing under my kitchen double sink. Currently, it consists of one brass drain pipe along with all ABS pipe and compression joints. Can I replace the pieces I need with their ...
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2answers
2k views

Can PVC Conduit be Used on an Unfinished Basement Wall?

I'm interested in installing outlets on my basement wall, and I saw that PVC conduit is available. Is this acceptable to use PVC conduit on unfinished basement walls?
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5answers
5k views

How to create a hidden plug for PVC pipe

I'm working on building a semi-permanent set of full-size soccer goals. Full-size in this case means 6' x 18'. Because of the size and spans, I'm planning on using 1.5" PVC pipe and fittings. And ...
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3answers
118 views

Moving forward with a hacked-up toilet flange replacement

I noticed water leaking out from under a toilet, so I decided to take a look, hoping that it was something simple (wax ring or even a hairline bowl fracture). The toilet came out with (almost) no ...
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6answers
3k views

How can I avoid excessive junk on inside junction, when cementing PVC sprinkler pipe?

I'm cementing some schedule 40 PVC pipe using the best instructions I could find ( http://www.tchristy.net/pdf/ChristysTechManual_v5_English.pdf ). The outside of each joint looks fine, but inside ...
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2answers
794 views

Is solvent fitted 2” pvc safe for use with drinking water?

I have a 500 gal outdoor drinking water storage barrel, that I want to attach a hydrant to (the hand operated type) Yes I know the water will need to be disinfected after pulling it from the barrel. ...
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3answers
20k views

Do I need a rain\snow cover on this furnace vent?

Just bought a house that had a new furnace installed this summer. Vent number 1 in the image is for the furnace (2 is the water heater and 3 is sump). As you can see in the image, 2 and 3 both would ...
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1answer
34 views

Minimum Size of First 90 Degree Fitting Downstream of a Sink

The Building code for Wisconsin states this: The minimum radius for the first 90° fitting downstream from a trap serving a lavatory or sink shall be 1-3/4" for drain piping 1-1/2" in diameter. ...
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1answer
814 views

PVC pipe end cap fitting, with center hole and offset hole?

Is there such a thing as a PVC pipe reducer end cap fitting, which has a center hole and an offset hole? The purpose of the center hole is to insert a small diameter straight PVC pipe through the ...
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2answers
193 views

Detecting concealed PVC water pipe with ultrasonic sensor

I'm planning to install some glass shelves in one corner of my washroom. The problem is, there are some plumbing pipes snaking around underneath the ceramic tiles and I risk punching holes while ...
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2answers
910 views

How to fill a narrow crevice around my toilet waste pipe with concrete?

When I replaced a toilet, I discovered that my toilet flange was not actually secured to my concrete subfloor at all and had come out of level, causing a leak between the bowl and the floor on the ...
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1answer
49 views

Spilled pvc primer in water softener tank?

So, let me start by saying I’m an idiot. As implied by the title, I spilled pvc primer in my water softener tank. I was installing a whole house filter overhead and doing the piping and knocked it ...
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3answers
21k views

PVC threaded fitting broken off. How can I remove?

showing broken fittting that is stuck... the white fitting is the new replacement.. you see threaded end is same as piece stuck in the pool filter
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1answer
198 views

What purpose does this PVC pipe in my crawlspace serve?

I was cleaning the crawlspace under the house and discovered two 3/4 inch white PVC pipes that run across the crawlspace buried under ground (4-8 inch deep) and terminate at the perimeter foundation ...
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1answer
2k views

PVC to CPVC transition

Is it OK to solvent weld PVC to CPVC? I have a Schedule 40 PVC line outside a building and need to transition to CTS CPVC for indoor plumbing (because code). I'm wondering both from a practical (will ...
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0answers
185 views

Minimum Concrete Thickness Over PVC After Rough-In

I just has some plumbing roughed in for my basement. The plumber did an okay job but for some reason routed the drain pipe for the sink under the area where my shower will go. This would't normally be ...
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3answers
27k views

How can I reseal a shower drain on a pre-formed shower base?

The shower drain in my first-floor bathroom leaks. Based on looking from the basement below, it seems the leak is at the point where the drain assembly should clamp to the shower base (which is pre-...