For questions about the supply and removal of water and liquid waste.

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5
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2answers
26k views

Maximum run on drain?

I'm planning a reconfiguration of my basement and want to move both the powder room and w/d to new locations. The powder room would be close enough to the stack not to worry me, but I'm looking at ...
5
votes
3answers
11k views

Connecting a P-trap to a female drain connector in the wall

I am replacing a bathroom vanity and while I'm doing that, I'm also replacing the p-trap for the sink (mostly because I want one with a drain, but also because I have to raise the height a couple ...
5
votes
1answer
757 views

Restarting toilet line after 50 years

I have a sewer opening in my basement for a toilet. The flange looks just fine, but that sewer line has probably not been used in 50 years. Is there anything I should do before starting to use it? Or ...
5
votes
2answers
6k views

What could cause taps for both hot and cold water to suddenly stop working?

There are two taps in one of the bathrooms of our house. A few days ago, one of them "went out": after giving a noise as if very suddenly closed, the water stopped flowing, only a little trickling ...
5
votes
3answers
9k views

The main water valve won't open fully after I closed it. How do I shut off the water to replace it?

Basically the title says it all. I turned the water for the house off to replace some leaking washing machine shutoff valves, and install stop-cock valves for a laundry sink. When I tried to turn ...
5
votes
1answer
770 views

How can I remove this dried drain cleaner from a kitchen sideboard?

I recently spent a week or so trying to unclog a seriously blocked kitchen sink drain. I tried various things, including One Shot Instant Drain Cleaner (a hardware-store 91% sulphuric acid drain ...
5
votes
7answers
34k views

How tight should threaded brass pipe fittings be?

I'm working with 3/4" brass fittings, which seem pretty robust. Some plumbing fittings should be only finger-tight. My friend said I should use 2 wrenches to make these as tight as I can, and then ...
5
votes
1answer
1k views

How do I clean a kitchen sink spray hose?

My kitchen sink has one of those sprayer-on-a-hose things off to the side of the main faucet. It has a clear plastic hose that pulls out to spray stuff around the sink. That hose has green stuff ...
5
votes
1answer
1k views

How do I stop a leaking tub faucet?

This tub faucet (that is probably 20+ years old) has a pretty steady drip going and I'm not sure where to start to figuring out how to stop it. (apologies for the grainy photo...just had my the ...
5
votes
4answers
4k views

Can I run a dehumidifier pump to a washer stand pipe?

I have a very humid basement, in which I run a dehumidifier often. To allow for a more constant run, I purchased a dehumidifier pump. It says to run the pump out through a window or to a sink. I ...
5
votes
2answers
827 views

What should I keep in mind when altering the drainage around my basement?

My back yard has some wet spots near the corner of my house. Because of property lines, fences, and window wells for my basement, it's hard to dramatically change the surface drainage of the area. I'm ...
5
votes
2answers
204 views

What are my options for fixing a laundry faucet?

We're replacing our washer so I had to turn off the laundry faucets, hook up the new washer, and then turn them back on. In doing so, the hot water faucet now has a slight leak where the stem of the ...
5
votes
2answers
875 views

Can using two hoses deliver more water?

I'm filling a pool, and looking to speed up the process. I have two hose bibs, and wonder if I'm really gaining anything (and how much) by using both? The house is supplied by a 3/4" line. This tees ...
5
votes
3answers
5k views

Is it OK to drill through a jack stud/full stud pair to cut a hole for water heater drain pipe?

I just had a new water heater installed in my garage. My city building / plumbing codes require that the water heater overflow drain be drained to the outside of the house. Situation: The heater ...
5
votes
3answers
344 views

What techniques can be used to buff a stainless steel sink?

Hypothetically, say I was too aggressive using a bucket in a new stainless steel sink. Hypothetically, say the sink now has some scratches. I used an oxalic acid based cleanser (Bar Keepers ...
5
votes
2answers
2k views

What is this pipe called, and how does it work?

I recently saw a plumbing setup where a 2" pipe was run from a bend in the 4" toilet return. The 2" pipe bent upwards to meet the floor next to the toilet, where it was capped off with a removable ...
5
votes
1answer
2k views

Should second trap under kitchen sink S-trap be there?

My kitchen sink drains through an S-trap immediately below the sink to another trap (a P? a U?) in the basement below. The drain pipe then runs along the wall till it meets the main drain pipe shortly ...
5
votes
3answers
2k views

Options for replacing an at-grade hose bibb

The problem My house is built on a crawlspace and the floor of the house is just a few inches above grade. The hose bibbs come straight out of the crawlspace and are thus very close to the ground. ...
5
votes
2answers
1k views

How to connect a faucet to a buried water line?

I want to install a sink. There is a buried water line (1" poly) to the site of the sink, with a nice long tail on it if needed. The faucet from an old-fashioned separate faucet system, with one input ...
5
votes
3answers
5k views

Should a circulator pump be installed on the supply or return of a forced hot water heating system?

I currently have a forced hot water heating system with 3 zones, all of which have the circulator pump on the supply side of the line. I need to install a 4th zone and am being told that putting the ...
5
votes
2answers
1k views

How do I realign copper water pipes after cutting?

I cut a 1/2" copper pipe to insert a tee fitting a which will eventually go to a Pex line for an outdoor tap. The copper pipe was vertical, and when I completed the cut I found that the pipe was ...
5
votes
3answers
7k views

How can I install the drain for my reverse osmosis water filter?

I have purchased a Whirpool Reverse Osmosis Water Filter which installs under the sink. I am trying to install it and have run into an issue with the drain: the revers osmosis filter has a red tube ...
5
votes
2answers
1k views

What can (and cannot) be put down drains that are connected to septic systems?

This might be more appropriate as a community wiki... We have a septic system and I'm extremely paranoid about what can (and cannot) be put down our sink drains. I know the general answer is ...
5
votes
2answers
9k views

Can I convert/adapt to PEX from copper tubing?

I'm remodeling a bathroom, and some of the copper tubing needs to be replaced, due to leaks and the need to reposition fixtures. Is it feasible and recommended to convert from copper tubing to PEX? ...
5
votes
3answers
2k views

How can I brace a bathtub faucet without tearing out the tile wall?

I pulled the trim off of my bathtub faucet to grease a sticky cartridge and I saw that the plastic brackets that were used to secure the pipes to the studs were broken. My shower is tile, so I don't ...
5
votes
1answer
13k views

How do I cap off an unused refrigerator water line?

I am installing a new refrigerator. The new one doesn't have an ice maker in it and the old one did. I need to turn off the water, and when I do it will shut off all of my water. This is a rental ...
5
votes
1answer
1k views

Should a curtain drain be covered/back filled?

I do some light maintenance and yard work in exchange for rent. The building had some problems with flooding. We have an extensive drain system, but it was a bit clogged. Even after the plumbers ...
5
votes
1answer
130 views

What is the timeline for broken plumbing to cause damage to a house's foundation?

Assume a plumbing main breaks for whatever reason, and sewage begins to leak into the foundation of a house. What is the typical timeline for events to play out? For example, plumbing breaks on day ...
5
votes
1answer
4k views

Why is my kitchen faucet dripping even after water is shut-off?

Kitchen faucet (two separate handles, pull-out hose, Price-Pfister Catalina model) is dripping from the faucet itself. I shut the water from below the sink, determined it's a cold water, unscrewed the ...
5
votes
1answer
2k views

No water after reopening main water valve

I closed the main water valve for simple repairs. After reopening it there's barely any water doesn't even register in the meter. The valve doesn't feel broken but I can't think of what could be ...
5
votes
3answers
11k views

Do I need a separate vent stack for my kitchen sink?

The drain line from my kitchen sink drops down through the basement, into the basement floor (Concrete), and I assume under the floor to the main sewer line. The sink tends to drain slowly. Should I ...
5
votes
4answers
5k views

Should I replace my toilet's wax ring when I see moisture around the base?

I am noticing moisture around the bottom of the toilet, and can tell some moisture is staining the wood floor when viewed from the basement. The bolts holding the toilet are easily tightened. Will ...
5
votes
3answers
497 views

How do I seal a garden hose against a nipple?

I put a nipple on the end of a garden hose. It leaks when I close the valve at the other end of the hose. I have pushed the hose all the way up the nipple. It's sealed really tight. I could barely ...
5
votes
3answers
864 views

Can I temporarily connect a dishwasher with hoses running along the floor?

I currently live in an in-laws suite with my wife in the in-laws house. We love it and have plenty of room. Look at the attached picture for what we have for a space. My question is if I wanted to ...
5
votes
1answer
241 views

Does a dishwasher require a disposal?

I'm thinking of installing a dishwasher. Unfortunately, my kitchen layout would not allow me to install it beside the sink (without moving the whole sink & cabinet). So, I'd like to install it ...
5
votes
1answer
343 views

Why does water from outside spigots seem to “stutter” (starts and stops)?

I live in a 1950s-built home in a warm climate. When I run water from an outside spigot, such as to water plants, it's not uncommon for the output to "stutter" near the start and then again ...
5
votes
1answer
5k views

Is IPS threading compatible with NPT threading?

I've attached two links to the fittings I'm looking to purchase online. But I don't know if they will work together. Chrome Plated Brass Pipe Fitting, Coupling , 1/2" NPT Female and Moen ...
5
votes
3answers
3k views

Should I test the water in my house for contamination?

I live in a house that was built in the 1930's. I'm paranoid that the old pipes for hot and cold water(for the kitchen, shower, etc..) are contaminating the water. Is this something I should be ...
5
votes
1answer
2k views

How to replace bathtub pull-up drain stopper with screen/mesh for hair?

I have a bathtub which also is a shower, and it has a twist-and-pull type drain. Currently I never actually use the bathtub for taking a bath, only showers. Unfortunately it keeps getting clogged with ...
5
votes
1answer
1k views

What should I consider when using a sewage ejector pump?

What are some of the things that you need to consider if you have a sewage ejector pump regarding maintenance and prevention of abominable, excrable catastrophes? From what I gather this thing is ...
5
votes
2answers
8k views

How should I pump water throughout a house from holding tanks in the basement?

I have an infrequently used, small cabin that needs a pumping system installed. Currently, there is no pressure tank or pump installed. There was one many years ago but that's long gone. The water ...
5
votes
2answers
156 views

What is this crud in my shower valve, and how can I prevent it?

I just replaced the pressure balancing valve and valve mixer cap in a shower that had lost its hot water. Replacing the parts fixed the problem, but when I pulled the old valve out, it was covered ...
5
votes
1answer
2k views

What is the “required” amount when using Plumber's Putty

I have a new stainless steel sink and installed a Kohler sink flange following their package instructions. The instructions for putty only stipulated "apply a ring of putty." However, subsequently, I ...
5
votes
1answer
1k views

Why would turning off a sink faucet stop the shower?

We observed a really weird behavior this morning. While showering, if any sink faucet is turned on anywhere in the house, the shower continues without any problem. However, when that sink is turned ...
5
votes
4answers
6k views

How do I get these toilet shut off valve out?

As title says I am trying to figure out how to remove the old shut off valve from the pipe. I've been watching lot of videos, reading up on articles and all seem to deal with compression fit type but ...
5
votes
2answers
2k views

How do I make my bathroom pipes more practical?

I need to install a new vanity in my bathroom but I'm not sure what to do about the plumbing for under the sink. I believe the present location of the sink was originally where the bathtub was. The ...
5
votes
2answers
1k views

What could be the cause of a washing machine hose coming loose?

Ok, I'm not a rocket scientist but this has me stumped. I have a new hot water hose for my washing machine. I replaced the O-ring on the faucet side of the the connection, tightened and went to use. ...
5
votes
1answer
250 views

Why are my water supply lines deteriorating?

Hello I have an American Standard (home depot brand) kitchen faucet from 2011. The hot and cold water supply line hoses are falling apart. The outside silver/grey layer has turned brown and flakes ...
5
votes
1answer
965 views

Is this an appropriate drain design for adding a shower?

I recently took on the challenge of adding a shower to my existing downstairs bathroom. The bathroom is inside what used to be the garage so it is far away from any existing vents. After some demo, ...
5
votes
2answers
2k views

What could cause this rhythmic clicking/drumming sound in my bathroom sink pipe?

Why is my bathroom sink making a rhythmic drumming/clicking sound after I used a small plunger to help make water flow more quickly down the drain?