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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5
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1answer
67 views

Code requirement for burying electrical PVC that runs along foundation

I need to run a circuit to the opposite side of the house from the service panel to an AC disconnect box. From my understanding this could be run with THWN wire in Schedule 80 PVC above ground if it's ...
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1answer
42 views

Does code allow flexible PVC for drain through joists?

I need to run a drain line for a sink through a multitude of joists. I could certainly cut 16" pieces of PVC pipe and use couplers to join, but, the numerous joints seems like an excess of places ...
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1answer
24 views

Vertical direction of PVC tee used for vent only

If a PVC tee is used to drain, where the flow of fluid is descending, it is obvious it should be positioned (T pedestal slightly pointing) upwards. But if the piping segment is used only to vent, with ...
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2answers
50 views

Would I have flow issues if I hookup a 1hp sump pump along with a 3/4hp sump pump with a wye?

Backstory. I own a home that has a driveway that slopes towards the garage. The garage has a grill in front of it to catch all the excess water drainage and dump it outside the house, I presume to ...
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1answer
49 views

How to open a PVC ball valve with a broken handle, stuck closed?

When attempting to close a valve to change the property-wide water filter, the valve closed but the plastic handle broke off. I tried to open it again with a wrench but the bit of plastic it was ...
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2answers
457 views

How to unfix a pvc tube glued to another pvc tube?

I have the following drained pvc tube pipe. As you can see from the picture below, I want to detach the part that I've circled in green (the upper part). The pvc part has been glued. After many ...
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0answers
30 views

Running power to a sub panel for a shed

So a friend of mine wants power to his shed for a tv, a small portable ac unit and some lights. I told him a 60 amp sub panel would be best just in case of expansion. So the issue is that from the ...
2
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1answer
45 views

Minimum vertical pipe height under kitchen sink drain

Is there a minimum height that the pipe directly under the kitchen sink drain needs to be, before it bends (in my case to the left)? Here is a picture of what I have (first image), and then a picture ...
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3answers
2k views

A 1“ T fits the pipe and a 1” valve does not, why?

Both of these are labeled 1". The T on the left fits the little bit of grey pipe. The valve on the right is too small. What am I missing?
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0answers
32 views

Is a double elbow code-compliant for merging two residential drains?

I'm working on a project where I have two fixtures coming in from the left and right, and then the waste water exits downwards vertically. My question: Is a 1-1/2" PVC double elbow for this up to ...
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1answer
46 views

Fix leak in toilet drain pipe

I have a leak in a toilet drain pipe that you can see below. The horizontal brown line is where the leak is and it was caused by a metal support strap that was wrapped around the pipe. Is patching ...
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0answers
25 views

Extending pvc drainage pipe that's “type c” (tele-duct)

I need to extend some 4" PVC drainage pipe. The problem I'm having is that the existing pipe is "Type C" ("tele-duct"). It has a slightly different outer diameter (4.350") than a typical PVC pipe (e....
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3answers
98 views

what is the correct procedure to patch up cinder block hole with plumbing?

(followup question to Why is this Ptrap installed in this location?) Here is the hole that I want to patch up: As you can see, it is a cinder block wall with concrete foundation with a new PVC drain ...
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0answers
15 views

Is PVC ventilation duct safe for health in long term? [duplicate]

Some contractor says PP is safer (the arguments is it is used in food packaging...) and PVC will degrade and release toxic materials after 10+ years. But in http://en.wikipedia.org/wiki/...
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1answer
61 views

How to uninstall this tricky P trap?

I have trouble replacing this kind of P trap as shown in the Figure below. Different from a normal P trap (e.g., here https://i.stack.imgur.com/W7MWn.jpg ), threre is no such "wrench stuff". I ...
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1answer
50 views

What material is my waste stack made of, and what can I do with it?

A number of years ago I had a plumber out who told me what type of waste stack this is, but I've since forgotten, and cannot find info online. He indicated that it should be replaced eventually (of ...
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1answer
34 views

10' PVC Schedule 40 vs ABS sun sail support post. Life expectancy, wind and UV damage

I'm setting some 6' T-posts deeper then usual ( down to like 4') for a simple fence project and i have a few spots where i want set up sun sail triangle from 10' high to 8' in about a 15' x 15' area. ...
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1answer
27 views

Remove 1.5” spa pipe fitting from PVC pipe WITHOUT damaging pipe

Have a 1.5” compression collar for a spa circulation pump. Whoever installed it crushed the shoulder behind the “O” ring. Need to remove it without having to buy a “pipe parana” for $140. Have to ...
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0answers
29 views

After repairing pcv pipes on my water line I have very little water pressure. 1/2 pvc pipe ; no leaks just no pressure

I repaired pvc pipe with new fittings ; no leaks ; but I now have no water pressure. 1/2 in pipe
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1answer
48 views

gravel in pvc pipe

One of my yard PVC pipe spouted gravel and soil a couple of weeks ago. I tried to clear it but it is backed up as far as I could reach - a couple of feet. Any ideas as to what this is, what caused and ...
2
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2answers
613 views

Two check valves in a series on discharge pipe

Is there any downside to having two check valves in series? I'm installing a new sump pump that came with a new check valve. Several feet from the sump pump, there is an existing check valve on the ...
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3answers
58 views

Clamps for cutting PVC or other circular objects

This is about as simplistic as it gets... They make wood clamps, C clamps, etc, for securing objects with a flat surface that you are about to cut. Whether it's a circular saw, sawzall, jigsaw, ...
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3answers
394 views

Is EMT or PVC more durable under a porch that gets rain?

I have a 2nd story porch that I want to put lights under. I'm not sure whether EMT or PVC will be more durable in the long run. It will get both rain and some sun, and I'd like it to last a long ...
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1answer
30 views

Well Pump Setup: Best Materials to Use for Pipes

I live in Southwest Florida, and we have well water. I am in the process of redoing our whole well input plumbing setup and wondering about the best materials to use. This is what I'm proposing as a ...
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2answers
51 views

PVC to ABS Recommendations

Under my kitchen sink is an ABS pipe going into the drain. I need to shorten it, because the disposer is moving to the right side of the sink, and this pipe with Y-connector will be in the way. (the ...
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1answer
35 views

Leaking PVC pipe & joist notch

I appreciate any help with my problem below. I have a PVC drain pipe that is leaking. The drain pipe is from a tiled shower floor. It looks like the joist is pressed up against the pipe elbow and ...
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0answers
61 views

Abs shower drain wtih 2 90° elbow to p-trap in shower drain

I am rebuilding shower, and i have a little issue with drain, I need to move it back and to left, the only way to do it as I figured it out it's to put 2 90° degree elbow together than in to p-trap,I ...
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0answers
57 views

Water line runs 600 feet from meter to gate of property?

Would there be a benefit if I have a 1" meter that is 600 feet away from property to up size the pipe from 1" to 1 1/2" pipe?
2
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2answers
651 views

Attaching new drain trap to a galvanized stub out

I am replacing a vanity in my bathroom. The brass p-trap from the old sink was connected to the galvanized stub out as seen below. While there haven't been any leaks that I'm aware of, the slip nut ...
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0answers
20 views

Install washer drainpipe

I have a washer currently draining into a utility tub sink. We heard a horror story about kids putting toys in the sink and the washer drainage flooding the house. I want to remove the drywall to ...
2
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1answer
60 views

Is it safe to remove part of the drywall behind plumbing to eliminate noise?

We've had a noise when water is draining from upstairs bathroom since we moved in 13 years ago. Now that we have the wall open on one side for other reasons I can see that the PVC drain isn't parallel ...
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0answers
48 views

PVC ring Shut off valve? [duplicate]

I just bought a house built in 1984 it has PEX plumbing. I need to remove a toilet to install a new floor and I noticed the water supply line to the toilet connects to a water shut off valve that I’ve ...
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2answers
391 views

How to remove this PVC to cast iron adapter?

I need to remove the existing PVC to cast iron adapter in the main waste outlet of my basement. Another PVC fitting will be added in place. This is a 4" cast iron with a rubber ring that seals ...
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1answer
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 ...
3
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2answers
256 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 ...
4
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4answers
813 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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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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3answers
188 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. ...
0
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1answer
63 views

Azek trim on bay window box

I have a bay window with a (I think) classic 3-sided trim bottom. The trim is rotting and I plan on replacing it down to the studs and back. So studs, exterior ply, tyvex and flashing, then trim - ...
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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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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
195 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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3answers
304 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 ...
0
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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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2answers
424 views

How can I protect my underground sprinkler PVC pipe from tree roots?

This is a follow up to a previous problem I had here: PVC Pipe for sprinkler system broken in multiple places Does anyone have any suggestions how I can install underground PVC pipe and protect it ...
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0answers
164 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 ...
1
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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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