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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383 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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60 views

PMMA vs PVC for opal led strip enclosures?

I am planning to install some aluminium profiles for led strips with matte cover diffusers ( opal / frosty). I found that the covers are made from two different types and I would like to know the ...
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67 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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113 views

Why is it difficult to find pvc pipes in europe?

I was planning on building some kind of piston toy gun like this one. However, I have trouble finding the pvc pipes in europe (France and Switzerland at least). I looked at the webpage of Hornbach, ...
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44 views

What is this fitting in my 2" stack?

What is that wide-diameter fitting in my 2" PVC stack? It's in the way of the hardwood floor and the drywall. Can it be effectively removed?
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1k views

How to properly seal a leaky pump coupling on a hot tub/spa?

I've been trying to solve a leaky coupling on my hot tub's pump. The leaky coupling is above the pump (whereas the other connection on the pump runs to the heater, and is on the side of the pump). ...
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1answer
1k views

PVC toilet flange replacement problems

Background: I wanted to replace the wax ring on my toilet but when I took it apart I found that the flange was in bad shape. The notches that hold the bolts were broken out. That, I think, led to the ...
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1answer
341 views

Is it acceptable to use multiple PVC couplings when routing a drain through joists?

I'm deciding whether to repair or replace my ancient cast iron DWV plumbing while the walls and ceilings are open. The 1.5" steel shower/tub drain is currently notched through joists for a run of ...
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1answer
69 views

2 in. PVC Slip x Slip Union thread miss match, metric vs imperial maybe?

I'm trying to join a pipe to a pvc connector, I got one from the hardware store that seemed to match in size perfectly, but when I tried to screw it on, the thread seemed to not match, are there two '...
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3answers
243 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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536 views

PVC leak-free joints without glue

I am interested in installing a PVC tubing conduction (80 mm diameter, no longer than 1 m.), with two 90 degree joints. I would like to know if there is a way to fix the joints without the use of ...
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67 views

Can an ABS drain be fitted to a PVC waste pipe riser?

The only shower drain available at my local hardware store is The Wondercap, which looks fine. However, the (white) plastic is formed with "ABS", and the drain pipe itself is white plastic, which I ...
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1answer
37 views

What size diameter PVC pipe can fit into a reducer labled 2 1/2“ to 2”?

This may sound like a stupid question (I'm new to plumbing terms), but for something like this. What diameter PVC pipe can fit into this? For example, does this mean the diameter of the coupling ...
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58 views

How to create or find a PVC coupling for a 2“ diameter PVC to a 2” 1/8 diameter PVC?

I am a pool service tech working on a very old pool for a client. I am fixing what is called a discharge leak currently. I installed a new fitting onto the pump which uses the standard 2" PVC ...
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2k views

Running Cable Underground in PVC Conduit - Do I bond the PVC segments before pulling the wire through?

I have the PVC segments with the flanges at one end, and a relatively short (under 50ft) run, but its very bendy at the ends. My initial thought was to pull the cable through the pieces one by one, ...
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1k views

What is this part near the entry point to my irrigation system

Here is the overall view of the valve access box: The valve is turned off because the pipe directly after the valve has come loose from the valve. I'd like to repair this, but I'm not sure what the ...
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1answer
3k views

PVC hole repair in tight space

I have a PVC pipe inside the wall in the right front corner of my office closet. It has holes in it, and it carries washing machine water from washing machine to the basement to dispose of it however ...
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69 views

How bad is long term bending load on PVC pipe?

I have plumbed in a garbage disposer under kitchen sink yesterday using PVC piping and plumbing glue - pretty much what was there, but I added the garbage disposer. The problem is, the pipe that ...
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2answers
2k views

How can I find PVC pipes in a wall?

I would like to find a waste drain PVC pipe that has a standard diameter of 10cm. I noticed this question focuses on metal pipes Are there devices to find pipes in walls?, but I would like to find a ...
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1answer
60 views

Installing two outdoor receptacles using T LB pvc, How many ground wires?

I am looking to put a general use swimming pool receptacle at my fence and then the dedicated pool receptacle by the pump, each on its own gfci circuit. The general use would come first in the ...
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1answer
41 views

Fixing leaky drain gasket

I am having some trouble making my sink drain gasket not leak. I have a very old sink (50+ years) and it is made of iron. The overflow drain holes in the drain pipe have over the years corroded part ...
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1answer
151 views

Repairing Damaged Toilet Flange

I've bought an old house, and I've decided to fix a rocking toilet. I found two flange repair kits stacked on top of the original broken toilet flange. When sawing the flange to remove it, I found ...
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1answer
189 views

What are the standard dimensions for the square grips on PVC screw caps?

No matter the size of the end cap, the square grip always seems to be exactly the same size. What is the standard size of the square grip? (NPT?)
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1answer
176 views

Type of valve to use on PVC misting system

I am making a misting system for my back patio that consists of 1/2" pvc and connectors that have the misting nozzle drilled. I am putting a nozzle every 2 feet and going about 30 feet down my patio ...
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3answers
2k views

Trying to design and build a system where water pump into multiple outlets (pvc) evenly

I am trying to build a little irrigation system where my water pump distributes the water into multiple outlets. I guess my question is how do I make sure the water flows evenly in all the pipes. I ...
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1answer
215 views

Replacing broken PVC pipe

I want to remove what is left of the pipe. The pipe just takes liquid from the heater to the sewer. Part of the pipe is screwed into the heater, as you can see.
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1answer
87 views

PVC pipe projector screen frame 18x10. How to support top heavy? [closed]

I built a frame for my projector screen outta PVC Pipe. It's roughly 18 feet long and 10 feet high. I did 2 5 foot sections vertically and 3 6 foot sections horizontally. I have a base at each section ...
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1answer
798 views

Found PVC while digging, what is the purpose of the pipe I hit?

So I didn't call before I started digging because I was replacing an existing fence and I just made the assumption there would be any issue in moving the post hole a little bit. As luck would have it ...
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729 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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3answers
11k 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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2answers
85 views

PVC pipe transition from 1 1/4“ to 3/4”, in lawn application - will joints hold?

My main run is 1 1/4" PVC. If I reduce straight to a 3/4", will that blow out the joints? Should I transition to 1", then to 3/4"? The water source is well, with good pressure.
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1answer
4k views

How many bathrooms can be connected on a 3 inch vertical stack?

How many bathrooms can be connected on a 3 inch vertical stack?
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988 views

Need Sprinkler Cracked PVC Pipe Repair Suggestions

The issue is this sprinkler was placed in a very bad location. It's next to a large stone and 1 foot away from a 40 foot tall tree. Over the years, the tree grew on top of the sprinkler pipes. I had ...
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1answer
43 views

Clearing out Small Diameter Pipe

I have an A/C condensation drain line that's blocked, and I'm having trouble using a snake to get to the blockage. The pipe is 3/4" PVC with many 90 degree elbows. I tried using a regular drain ...
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1answer
594 views

Brass Barb Fitting Threaded Fitting To PVC End Cap

What would be the correct way to thread a brass bar fitting into a plastic end cap? I'm working on building a home aquaponics system with the water coming in and exiting through a similar end cap. Is ...
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2answers
602 views

How to remove big PVC coupler in hot tub

This PVC coupler is dripping enough to empty my hot tub in a few weeks. I can't figure out how to remove it. Do I need to cut? Or is there some way to get it off, put new sealing tape, and put it back?...
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2k views

How can I extend an offset toilet flange when tiling?

I am about to tile a bathroom floor. I was dry-fitting some concrete board when I realized I don't know how the toilet will reconnect once the floor is higher. The old floor was a thin layer of vinyl ...
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2answers
1k views

Pipe length confusions when replacing tub/shower diverter

I'm a new homeowner trying to replace a shower diverter. Not a plumber, so forgive any incorrect terms. I have a female 1/2 inch connector inside the wall about 2 1/4 deep from the tub wall. The ...
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1answer
297 views

bathroom pipe joint leakage behind the ceiling tiles

There is a water leakage in the pipe joint behind the ceiling titles in my bathroom, as shown below(I glued some putty around the joint but it didn't work, the joint looks like the one on the left), ...
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2answers
70 views

Too much drop in 3 inch pvc line?

I'm redoing old rotten cast iron and I have a problem with a gas line in the way. Is a 9 inch drop too much in a 6 foot run of 3" pvc coming from the water closet to the main stack?
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97 views

Tool to cut small diameter PVC tubing/conduit?

Goal I want to cut a lot of 1/2" inner diameter PVC conduit (the gray stuff, not white). Caliper measured 15mm ID, which is really 0.6", but I think it's sold as 1/2", or maybe the fitting are sold ...
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4k views

can i make a p-trap from a 45 degree

can I make a P-trap for 2 inch PVC out of a 90 degree and a 2 45 degree the 2 45 degrees arranged in a s pattern
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1answer
538 views

Loop-de- loop waste pipe

I replaced an old metal pipe and p-trap with 2 inch PVC for a shower drain. I was only able to fit the new pvc p-trap if I made a loop-de-loop. Is this a good solution?
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1k views

Can I use a PVC ball valve for the water main at the street?

I noticed some water seeping up from the ground inline of my water main and to my surprise, under the grass was another valve that I never knew was there. It is PVC and about 3 feet after the main ...
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775 views

Recommendations for drilling a lot of small holes in various plastics (ABS/PVC/Acryl)

I need to drill a large series of 2 millimeter holes (several 100) in pieces of plastic that vary in thickness between 16 and 22 millimeter. The plastic will be ABS, PVC and acryl (not sure if that is ...
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2answers
58 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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237 views

Going from a PVC Sched 40 1-1/2“ PIPE to a 1/2” Poly Combination Elbow

I'm new here. I have a plumbing question. I'm not a plumber by any means. I'm trying to put together a small DYI project as a Xmas gift for a couple of family members and a couple of friends. Its a ...
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2answers
4k views

How can I cut a vinyl chair mat to shorten it?

I need to cut a few inches from this PVC chair mat (if this isn't PVC, can you tell me what material it is). How do I achieve this? I though of using an acrylic knife; will it work? The line will be ...
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1answer
436 views

The bottom of my plumbing stack is rusting heavily. Do I need to replace it?

I noticed the bottom of my drainage stack (where the pipe meets the concrete in my basement) is rusting badly. Do I need to replace it? It looks like the PVC might just be going through an old ...
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1answer
87 views

PVC Exterior Window Sill on a Brick Veneer Home

I have a brick veneer home with a rectangular hole in the wall that currently holds an unneeded window air conditioner. I bought a window I would like to install there. The hole does not have a brick ...