Questions tagged [pipe]

For questions generally relating to hollowed out materials used to convey a liquid, gas, or other fluid substance.

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1answer
23 views

Water leak at outside copper-PVC pipe connection

The water supply to the irrigation system includes a connection between copper and PVC pipes, located a few inches above the ground. The PVC pipe connected to the copper pipe (blue in the picture) ...
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1answer
72 views

It takes a long time before I get hot water upstairs. could this be due to hard water?

I live in a three-story townhouse and I have a Navien tankless water heater installed in my first floor garage. When I turn on hot water on the first floor, I’m able to get hot water pretty quickly, ...
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2answers
65 views

hose connection to sink drain broke. What can I do to fix it?

A water softener drain hose is connected to a metal drain pipe of bathroom sink. I accidentally broke it and not sure what this part is called and how to properly attach it to the metal pipe. As you ...
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1answer
172 views

Where pipes and wires are usually placed under door frames?

After putting laminate flooring in the apartment, I need to install floor transitions under the doors/room connections. Since in a couple of places, there is ~2mm difference in height, I decided to ...
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1answer
87 views

What is this capped pipe?

This pipe comes out of the floor of my kitchen and I am wondering if it is gas or water. It isn't close to the other water lines by the sink and there is a gas stove on the opposite side already. I am ...
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0answers
20 views

Single Basin Disposal Plumbing

I added a new deep basin sink recently and didn't think it thru enough. Due to the new depth, the disposal outlet will sit 6.5" below the bottom of the sink (to the middle of the outlet pipe). ...
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2answers
2k views

Is it safe to use Category 1 80,000BTU furnace with 2 inch PVC exhaust?

A contractor just finished installation of new HVAC system with a category 1 furnace (model: GMES800805CNAA). He originally used a reducer to connect 4 inch exhaust to a 2 inch PVC pipe. He claimed ...
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1answer
66 views

Basement refrigerator copper line leak

I have an issue with a flexible copper pipe in the basement ceiling occasionally dripping cold water There is no spraying - just slow drips. I noticed condensation issues in the basement on hot humid ...
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0answers
29 views

Replace Copper Pipe & Gate Valves With PEX Pipe & SharkBite Ball Valves & Fittings

Summarize the problem My 35 year-old home's water supply gate valves and outdoor hose bibbs are very difficult to turn on and off. Provide details and any research The primary water supply comes in ...
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1answer
30 views

how should I handle this into-the-wall section of the refrigerant pipe insulation?

I had my first insulation replacement. The section that went into the wall was such a tight space; I didn't believe I could wrap my new insulation around it. How was the old insulation so much thinner?...
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3answers
115 views

What is this pipe in basement wall and how should I seal it?

My son just got water in his basement from some water coming in through some small pipes (not copper) that protrude from his basement wall. I have never seen something like this before. The pipe is ...
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2answers
70 views

Way to patch pinhole size hole in black pvc drain/vent pipe

I accidentally drilled through my drain/pvc pipe while installing baseboard. It was right behind the drywall. I used trim screws and it barely went through. There is a pinhole size hole from what I ...
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1answer
26 views

In search of A/C Condensate Drain Cleaning Trap

Living in south florida, I have to periodically pour some vinegar down my A/C condensate line to keep it from fouling/backing up and causing a mess. The condensate pan tablets don't seem to help or ...
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1answer
51 views

short refrigerant pipe sweating, need insulation ideas

I have noticed the refrigerant pipe that is inside the condenser, the one that connects to the compressor, was sweating the other day. I did read on here as far as energy efficiency goes it does not ...
2
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1answer
81 views

Can straps of dissimilar metal be used to support copper pipe?

What you see in the picture is the main stack (background, green) and two other pipes joining it . You can also see two perforated straps that were used to support the pipe just below the join with ...
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2answers
45 views

How to unscrew this water pipe fitting?

I am installing a new faucet in my bathroom... I have to replace water lines but i can't seem to get rid of the old water line . The closest thing that i found online is called shark bite fitting, but ...
2
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1answer
48 views

PEX Upgrade With Plumbing System Electrical Grounding

I'd like to replace my old outdoor hose bibb (because it's really difficult to turn on) with a new hose bibb and PEX. Ground Wire 1 On the other side of the hose bibb is copper pipe and a clamped ...
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2answers
68 views

connecting a grill to gas line

A technician told me I can simply connect a grill to gas line without any need for tapes. I connected our grill to the gas line without using any tape for isolation. I ran the soapy water test and ...
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0answers
52 views

Hot water pipe falling off

Any suggestions on how to fix this hot water tank pipe (tightly setup) falling off - am planning to call in a plumber
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0answers
58 views

Will this construction bend?

I'm planning to build a computer setup where it's possible to work while lying down (e.g. in bed). However, I don't know if the construction which holds the monitor will bend due to the weight of the ...
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3answers
42 views

Durable leak-proof connections / couplings for corrugated drainage pipes

PVC pipes can be joined using couplers and glue to form a durable water tight connection. I have not had any such luck with corrugated pipes - and have had to deal with the consequences of leaking ...
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2answers
78 views

Will one 3/4" fitting cause any flow or pressure issues in a 1" line?

Well water with a pressure tank, the outlet is 1 1/4 but has a short reducing piece that is 3/4". The 3/4 line is about 2 inches long and then goes into a 1" line to the water filter system. ...
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7answers
2k views

What type of black metal can be used as furniture hardware?

I want to build a liquor shelf similar to this: I've seen metal piping and flanges like this at my local big box store, and it usually comes in two flavors: galvanized steel or black iron pipe. The ...
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0answers
58 views

Is this a gas pipe?

I removed my tub (2nd floor bathroom)to replace it with a jetted tub and I need more room width wise so I decided to knock part of the wall out to slide the edge of the new tub into to make clearance ...
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4answers
4k views

Why are there loops of copper water pipe coming out of my concrete floor?

Pulled out an old tub, and back in the wall, I found 7 water lines that come up, connect to each other, and then go back down. They were not attached to the tub at all. Why 7?? Can I use these for a ...
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9answers
2k views

Create closed loop with threaded pipe

Context: DIY shelf with steel threaded pipes and fittings. (NOT plumbing! -- I guess such a construct does not make much sense there.) Consider e.g. this example, if you look at it from the side, it ...
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1answer
51 views

Gap between shower drain and pipe (plus buildup)

I recently moved to a house and decide to clean the shower drain for the first time. I discovered substantial buildup in the drain. More concerning, there appears to be a gap between the drain and the ...
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0answers
69 views

What is this pipe and can/should I tile over it?

I ripped up the stick on tile in our basement bathroom so I can install ceramic tile and there is an access port with a mystery pipe in it. The bathroom has a tub, toilet and sink already so I'm ...
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1answer
27 views

How to replace compression elbow for flexible connector with stop valve

On the picture you can see 2 copper pipes coming out of the elbows, the ones that have cables on them, these go to the bathtub tap. I want to replace these with flexible connectors. The problem is ...
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1answer
52 views

Do I need to replace a brass T that points outward at 22d angle, not straight up?

Installed a 2.5g water heater expansion tank off of a existing 3/4 brass T on copper cold supply line on wall next to tank. Brass T does not point straight up but away from wall about 22 degrees. Used ...
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0answers
34 views

Connect air conditioner to poppet valve

I am about to make a purchase for an air conditioner and I am consindering to connect the output to the existing exhaust air poppet/disk valve in my kitchen instead of using a window. My question is: ...
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1answer
133 views

What is this small drain pipe in my garage wall?

I have a drainage pipe (PVC - looks like the air unit/water heater one) of some sort that is in my garage it doesn't belong to the water heater or the air unit I know where those are. I cannot think ...
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1answer
84 views

Does a plumbing hose going from a dishwasher to a garbage disposal require a loop?

In Jay613's helpful answer to this question, Jay writes: Don't forget the dishwasher drain hose needs to make a loop up high between the sink and the wall before coming back down to join the new ...
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1answer
62 views

What is the technique and required materials to connect a new PVC elbow to an existing PVC T-Pipe?

When connecting a new PVC elbow to an existing PVC T-Pipe, is there any special technique required or any materials (such as plumber's putty) required to complete this task? I'm imagining it's very ...
23
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4answers
7k views

Can I pour concrete over a PVC sewer pipe without damaging it?

I'm currently in the process of digging a hole in my front yard to install a flag pole. The dimensions of the hole are 16" deep and 24" in diameter. Once I reached my 16" depth, I ...
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1answer
33 views

How can I lower the water intake on my booster pump from the main water pump?

I have a 25 foot shallow well for water sprinkler with 2 horse power barracuda pump. Low pressure so added 3/4 hp barracuda booster pump. Booster is dry running for lack of water from main pump. How ...
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2answers
121 views

Washing machine drain hose too long?

So, I just bought a new washer and dryer and the drain hose for the washer ended up being a little too short so I bought a hose extension and a clamp to extend the hose. The way I have it running now ...
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1answer
50 views

Drain pipe and sink pipe don't line up - gas smell coming out

We installed new vanity and the drain pipe (floor) and sink pipe don't line up to install S-trap. We worked around it by installing a straight pipe but now we are getting smell coming from sewer gas. ...
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0answers
50 views

Sound of toilet water flushed from high floors

I live in an apartment building. Time to time, sound like flushed water going down in pipes come from our bathroom, likely when higher floor neighbors just finished using their toilet. Is there a way ...
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2answers
236 views

How to connect PVC to galvanized pipe

What are the proper ways to connect PVC to galvanized metal? The context of this question is for a house that has a kitchen drain stack made of 2" PVC, except for the topmost (vent) section, ...
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2answers
58 views

How do I replace a shutoff valve when the valve upstream still leaks a bit, too?

My main water shutoff valve inside my house needs to be replaced. I've got access to the shutoff valve in the street, but that valve leaks a bit, too. The water doesn't flow with the street-side ...
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2answers
84 views

How can I maintain pressure when adding bends to a gas line?

We are having a professional reroute a natural gas line. The existing black iron pipe is 1" and is in a wall we are removing. To re-route, we were advised by one contractor to increase pipe size ...
4
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1answer
214 views

Inserting probe into pressurized water pipe

I need to insert a temperature probe into my pool piping. I am on the pressure side of the filter, so around 10-20 psi typically. My initial idea was to use a screw in plug in the existing 1/2" ...
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1answer
53 views

Plumbing a dual kitchen sink path

This dual kitchen sink is causing a bunch of problems, mainly clogging up at the S bend. I am a complete noob when it comes to plumbing, have never plumbed anything before and have no knowledge about ...
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1answer
58 views

Does a copper pipe need to be perfectly smooth to install a compression valve?

I had to remove the compression valve for the toilet during my bathroom floor install. When I started out I did not know how compression valves worked and ended up putting a lot of power into ...
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1answer
55 views

Running heating pipe through beam under floorboard?

I need to run central heating pipe horizontally under the floorboards of an upper floor. I need to go through only one 75mm wide beam, but I'm wary of boring or notching it, also because that would be ...
3
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1answer
175 views

Should a plumber automatically choose to auger from the toilet? [closed]

I hired a plumber to clear a clog...toilet wouldnt flush, was bubbling, and water was backing into the shower and sink. He pulled the toilet and started the snake. When he first said he was going to ...
7
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3answers
1k views

Is there anything to help reinforce PVC pipe?

I am plumbing a pond and have some above-ground PVC pipe. I used the purple and blue glue to attach the pipes, but am concerned some pipes could still come loose. I plan to wrap the pipes with duct ...
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0answers
30 views

Yellowish residue from within water pipe

I was changing a valve today and used tissue to wipe water off the threads. While doing that, I also wiped the inside of the old pipe a bit through the opening, and I got yellow residue on the tissue (...
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0answers
60 views

Is it safe to pull up copper pipe?

We have a copper pipe coming up from the floor in our bathroom that likely needs to be cut due to some distortion where the compression valve used to be that is preventing a clean seal. After cutting, ...

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