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

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2
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0answers
3k views

What could cause my tankless water heater to make a knocking sound?

I recently replaced my water heater with a tankless unit (Rheem). After installation I noticed that whenever I turned on the hot water; or when my central heating unit would turn on, the tankless unit ...
0
votes
1answer
462 views

How do I frame this oddly spaced rough in

It's been a long time since I posted about this stupid rough in (dang kids), but I'm attempting to get back on it. The spacing for these pipes are driving me crazy. For a quick reference, the ...
0
votes
1answer
457 views

Air admittance valves on waste pipe with extraction

Just move into a new apartment which is on the upper floor of three. The bathrooms of each apartment are directly above one another. I believe that the exhaust vents of the bathrooms in the apartments ...
1
vote
1answer
135 views

No hot water even if heating elements work (solar/boiler combination)

I've got following setup for heating water: boiler solar panel on the roof The overall setup is simple - the cold water enters the system and goes first through the solar panel and then through ...
3
votes
1answer
1k views

How do I connect a new trap to an old cast iron pipe?

I replaced a lavatory in the bathroom with a new faucet and new trap, but the old 1-1/4 trap is connected to a cast iron pipe with led through the wall. I cut the old trap out, and I used a 1-1/4 ...
4
votes
1answer
306 views

How can I run plumbing from house to a nearby new office 1.5m away?

I am building a new office next to the house; it is about 1.5m away. I need to run, from the house's upstairs bathroom, 1 hot, 1 cold, and radiator with return (all of which I believe are 28mm to ...
0
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0answers
263 views

Can we install a sink and garbage disposal using the plumbing for a washing machine?

We already have plumbing for a washing machine. We have removed the machine and would like to install a utility sink and garbage disposal. Can we use the washing machine water supply and drain for ...
2
votes
2answers
594 views

What is the purpose of this pole in my garage?

Why is there a three inch pipe filled with concrete sticking out of my garage floor? We've ruled out the obvious explanations: missle launcher, coffee table, NSA listening post, and Mario shortcut. ...
1
vote
1answer
13k views

Possible causes for sound of water running through house pipes when water is off?

We recently moved back into our beach house after hurricane Sandy. During the storm repair the lower level was rebuilt including moving a bathroom and moving the house valve (only a few feet). We ...
0
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1answer
231 views

Deal with stripped washing machine inlet

I have a washing machine with a stripped water inlet. Is there an easy solution to fix this?
3
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2answers
2k views

Is it okay to put a heat pump water heater in a crawl space?

I have a pretty large crawl space. It is 80 inches wide and around 7 feet high. I am looking to replace the 50 gallon electric water heater with the new Geo Spring Water heater by GE This unit is wide ...
4
votes
1answer
526 views

hoses instead of pipes

Quick question that came to my mind earlier today: When installing a water system (concealed installation), why does one use pipes. It seems to me that hoses would be easier to install, more flexible ...
0
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2answers
2k views

Bath tub spout rough in

I am surprised it is so hard to find a diagram or description of the proper way to rough in a bathtub spout. In case it makes any difference, the specific spout will be a Toto TS210EV with diverter. ...
29
votes
4answers
34k views

How do I fix a “water hammer” problem?

When I shut off a water faucet or right after the toilet tank refills after flushing, I hear a vibrating sound in my pipes. It last between one and two seconds. On the interwebs, I found out that it'...
3
votes
1answer
164 views

How can I locate an odor emanating from the kitchen/laundry area?

I live in South Florida. My home is a one level, 2400-sq ft, u-shaped with bedrooms on one side and kitchen/laundry on the other side. I have a consistent odor but it's not constant. It comes and ...
1
vote
2answers
1k views

How to extend my washing machine standpipe?

I need to extend my standpipe so that it's higher than my washing machine drum height. I need it to be about 24" taller than it currently is. I'm not experienced doing any plumbing work beyond ...
0
votes
1answer
882 views

How do I plumb an outside line to a roof deck faucet?

I want to get water from the first floor up along the outside of the wall (with a parapet and projecting coping) to the second floor. I got this working as follows: 1st floor hose bibb -> 4:1 hose ...
2
votes
2answers
3k views

How do I unclog a clogged swimming pool vacuum?

I have a swimming pool which I was vacuuming the other day. Unfortunately, I accidentally vacuumed some larger items (leaves, paper, etc) which caused the whole mechanism to clog, i.e., I can no ...
1
vote
3answers
12k views

Should I install a floor drain in my laundry room?

I am relocating my laundry to a room over my garage. I have an opportunity to put in a floor drain. My old laundry has a floor drain (not sure why -- it is carpet and subfloor with only crawlspace ...
0
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0answers
40 views

What kind of water pump do I need

I have bungalow with two bathrooms and one kitchen. Outside I have a 1000 gallon plastic tank which stores rainwater. We have no main water supply. What kind of pump do I need in order to get enough ...
3
votes
1answer
938 views

Shower Pressure Decreases after thumping noise behind wall

With the shower on, I hear a thumping noise behind the wall and the water pressure immediately drops. This happens every few days, so not every time I take a shower. It happens almost immediately ...
1
vote
1answer
2k views

What could cause my water to taste metallic after a water filter cartridge was changed?

About 20 years ago, we remodeled our home and had two water filters installed (downstairs and upstairs). They are stainless steel enclosures with carbon block filter cartridges inside. The brand is ...
0
votes
0answers
409 views

How to resolve a crack in the shower floor?

My dad did a great job renewing his bathroom, but sadly a crack has appeared on the shower's plastic floor base. He believes the crack has developed because he installed it on top of wooden beams ...
0
votes
0answers
119 views

Does it make sense for a high pressure water motor to run 24/7?

I am planning to buy an apartment, while enquiring about it, the marketing manager said the below points about the water facility. High Pressure water Motor will be used to suck the water from bore-...
0
votes
3answers
669 views

Can I break up the floor of a raised floor basement bathroom without damaging the plumbing?

I have an interesting remodel project. I have an existing basement bathroom - which has a raised concrete floor. The toilet sits on the slab. I am remodeling this to create a bigger bathroom for ...
1
vote
1answer
350 views

Sanitary plumbing elbows

As part of a basement remodel, some of the old (1940s) plumbing is being changed around. In order to move some of the waste drain from the side bathroom toilet, there were some 90 degree elbows put ...
0
votes
1answer
759 views

In slip joints, what's the difference between rubber and nylon washers?

I've put together a few different drain fittings, and usually seen nylon tapered washers that seal the slip joint. But this time, when I bought a sink tailpiece extension, it came with a square-cut ...
1
vote
1answer
104 views

How to avoid spinng sharkbite on moen spout? [closed]

What new spout did you get to avoid the sharkbite to moen connection?
1
vote
1answer
118 views

All kitchen water supplies have low pressure

My kitchen was remodeled and I noticed since then the water pressure for new area has been low (hot and cold). Previously we had one sink and dishwasher, now we have Two Sinks Dishwasher Instahot ...
2
votes
2answers
8k views

What can I do if drain alignment doesn't allow enough space for p-trap?

I'm remodeling my bathroom. The sink drainage come up from the floor. The alignment between that and the drain coming from the sink doesn't have enough space for a p-trap to be installed so it just ...
2
votes
3answers
4k views

Fix lead joint between cast iron and galvanized steel plumbing pipes?

I took out my bathtub to replace a rotted wall behind it, and the drain pipe fell out. (Yes, I unscrewed the drain fitting before removing the tub.) The joint under the concrete slab, where the ...
2
votes
3answers
5k views

How do I patch an in-ground ceramic drain pipe?

So tonight I was digging a post hole for a new fence tonight. And as I'm digging the hole I hear a hollow thump, crack. Behold: This pipe is a downspout drain pipe that runs from the front of my ...
1
vote
1answer
293 views

How do I make sure that a new washing machine doesn't overflow?

My house suffers from a chronic lack of planning on the part of the designer. For example: the piping to my washing machine is both too small, and angled so that the water has to run uphill. This ...
0
votes
1answer
163 views

Why would a lawn irrigation pipe slope down to nothing and just end?

In my lawn sprinkler system, one of the PVC lines starts off at a normal depth around 6 inches but slopes down and ends up 2 feet down and leads to nothing. The pipe just ends, not even capped off. It ...
0
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0answers
500 views

How to identify location of intermittent water leak?

In the master-bath I have an over-sized tub and separate glass shower stall that are right next to each other, both on-top of sub-flooring / a crawl space. (Crawl space is because house is built into ...
4
votes
1answer
3k views

How to reduce heating of cold water pipes in the ceiling space?

On a hot day our kitchen cold tap, if it hasn't been run for a while, will produce water at a temperature up to around 50-55 degrees C shortly after it is turned on. We haven't measured the exact ...
1
vote
1answer
4k views

How can I attach an under-sink water filtration system to the water line?

I recently bought an under-the-sink drinking water filter, a model from GE, and I got stuck trying to hook it up to the cold water line. The package came with a simple plastic tee that had a 1/2 inch ...
1
vote
0answers
618 views

Can I run 2 well tanks from 1 well

I have a detached garage that is in between the well and the house. As it stands, the tank in the house is not sufficient for watering the lawn, and so I would like to get a bigger one anyhow. Since ...
0
votes
1answer
174 views

Hot water recirculation

I have installed a Grundfos UP pump with built-in timer, aquastat, and check valve. It does provide hot water at the tap sooner, but when the water is being used, such as during a shower, cold water ...
0
votes
1answer
95 views

Fixing a sink with multiple problems

I am interested in fixing the sink below, which has at least two problems: (1) the hot water handle leaks when the tap is turned on, from somewhere in the circled region, (2) no water flows when the ...
0
votes
1answer
118 views

Change direction between trap and vent

By code, I have 8 feet distance from a 2 inches trap to vent. These 8 feet must be straight? Can I change direction sideways or horizontal (sloped) to vertical and then horizontal again?
0
votes
1answer
289 views

Where is the pressure vacuum breaker typically located in a lawn irrigation system?

Where is the pressure vacuum breaker (or other backflow device) typically installed in a lawn irrigation system? Does it matter, as long as it is before the first sprinkler head? Or does it have to be ...
1
vote
2answers
110 views

What problems could be caused by putting mains water in to the pipe from a shared water tank?

I'm having a boiler replaced and have chosen a combi boiler. One of the benefits is mains water pressure hot and cold water where previously I had low pressure coming from a tank. The boiler is in ...
0
votes
1answer
433 views

Does PEX tubing need to be secured to attic joists?

I am slowly replacing my pin-holed leaking galvanized plumbing, piece be piece with PEX and Sharkbite connectors. The old galvanized is secured, in many places by both clamps and u-nails. What is ...
0
votes
0answers
192 views

Does PEX Plumbing Need Risers?

I am slowly replacing my galvanized plumbing, piece by piece with PEX and Sharkbite connectors, and it got me thinking: do I need to keep the risers?
18
votes
3answers
10k views

Are “1/4 turn” water supply valves more reliable than “multi-turn” valves? Or vice-versa?

Aside from personal preference, is there any reason why I would want to buy a "1/4 turn" water supply valve instead of "multi-turn valves"? Is one technology/design clearly superior than the other in ...
0
votes
1answer
217 views

How can I remove the stench from a p-trap?

In my shower room, there's a hole that's always filled with disgusting, slimy water. What I've tried I've sponged it out a few times to clean, but that didn't really help. I've poured bleach-...
0
votes
0answers
178 views

Why does my outdoor tap have a diameter of 1-1/4“ inches, not the standard 1”?

The outdoor tap for the front yard of our house has an outer diameter of 1-1/4" inches, so it is useless for attaching a garden hose. A standard tap is more like 1" in diameter. My question is: Why? ...
0
votes
2answers
4k views

How should I prepare this compression fit copper tube for use again?

(Apologies in advance folks - I'm new to compression fit connections so I suspect this is an obvious question). I'm preparing to reconnect an old copper tube to my water supply line and refrigerator ...
0
votes
1answer
2k views

What specific fitting do I need to connect a 1/4“ copper refrigerator water tube to a 3/4” steel water line that's already in use?

I recently bought a new refrigerator (Samsung RF263BEAESR) and am trying to connect it to my house's water supply line (under the kitchen sink). The prior owner of the house ran a copper line from ...