What people keep running into with plumbing
Complaints tagged plumbing, each raised by more than one person. One-off posts are not included.
243 recurring problems · 1732 people · 29 forums we read
Raised more than once
Most people first.
- 2How to get rid of rotten egg smell in well waterSulfur odors in well water are typically caused by hydrogen sulfide gas or sulfur-reducing bacteria. While temporary fixes like chlorine shock treatments offer brief relief, permanent resolution usually requires installing specialized filtration equipment like an aeration system or iron filter.
- 2Why does my hot water stop when the sprinklers run?Running an in-ground irrigation system can cause a massive pressure drop throughout the house, which temporarily halts hot water flow at faucets and showers until the sprinklers turn off. This sudden loss of pressure prevents normal water usage entirely during watering cycles and leaves homeowners wondering if they simply have to live with the issue.
- 2Why does my shower make a humming noise?A humming noise in the shower while water is running is often caused by a vibrating valve component, such as a loose washer or a faulty pressure-balancing unit in the faucet. This vibration travels through the pipes and creates an irritating sound that can disrupt your home.
- 2How to drain standing water from a top load washerWhen a top-loading washing machine stops draining, water remains trapped under the drum and inside internal lines even after scooping and wiping the basin. This leaves clothes soaking wet and prevents finishing laundry, creating a major time crunch when clothes need to be washed and dried immediately.
- 2Can I drain my dehumidifier into an unknown basement pipe?Connecting a dehumidifier to an unknown basement pipe requires figuring out what the line was intended for and whether you need a trap or air gap. DIY installation attempts can lead to mistakes like using too much glue that blocks water flow, leaving the unit running without any visible drainage.
- 2Why is my tap water suddenly rusty and full of sediment?Clear water can suddenly turn into heavy rust and sand that coats an entire bathtub. This severe contamination prevents normal use and leaves homeowners struggling to troubleshoot the source of the issue.
- 2Compression fitting wobbles and slides on undersized copper pipeSome copper pipes have a smaller outer diameter than standard fitting interiors, which causes compression and press-fit connections to wobble instead of gripping tightly. This mismatch prevents the fitting from forming a proper seal, resulting in persistent leaks and assemblies that easily rotate or slide right off the pipe.
- 2Why isn't my toilet cistern filling with enough water?Toilet cisterns fail to fill properly because internal float mechanisms and rigid adjustment rods prevent adequate water intake after a flush. This leaves the tank empty and prevents the bowl from refilling correctly, making standard DIY adjustments like bending the rod ineffective.
- 2Kitchen faucet sprayer leaks only when turned onThe pull-down sprayer drips water from the base or connections while running, though it stops when turned off. Tenants are left wondering whether it requires immediate repair or if it is safe to leave alone temporarily while figuring out how to access worn-out O-rings.
- 2How to cap a copper refrigerator water line without a shutoff valveTo cap an active copper water line that lacks a shutoff valve, you must first shut off the main water supply to the house to prevent leaks. You will then need to identify the specific type of connection—such as a piercing valve or compression fitting—and use the appropriate compression cap or plug to seal the end securely before turning the water back on.
- 2How to remove a snapped valve adjustment screwA valve adjustment screw can snap off right under the nut with only slight pressure. The remaining bolt often backs out a few threads before stopping completely and refusing to budge, even when twisted with vice grip pliers.
- 2Affordable wall hung toilets that aren't TotoHigh-end brands like Toto can feel overwhelming and expensive for a whole-house renovation requiring multiple fixtures. This makes it difficult to find approachable, budget-friendly alternatives that still offer good overall quality.
- 2Water heater wire burning up at terminal blockHigh-current and high-temperature environments can cause water heater wires and female spade connections at the terminal block to burn up, trip breakers, and disconnect. This leaves people unsure whether standard wire nuts are safe to use or if they should switch to proper crimp connectors.
- 2Why does my faucet honk when I close it?The honking noise happens because a loose or vibrating valve component resonates under water pressure when the flow is suddenly cut off. This vibration can often be stopped by pushing the knob or replacing worn internal washers.
- 2How to temporarily waterproof a shower wall missing tilesExposed wallboard absorbs water every time you shower, which causes structural damage and leaks into the ceiling below while you wait for contractors. A makeshift barrier like a taped garbage bag can buy time, but without a proper temporary seal, moisture will continue collecting behind the wall.
- 2How do you turn off a stuck gas or water valve?Stuck valves often feature safety locking mechanisms or resist turning due to infrequent use over time. Applying too much force can damage the line, preventing homeowners from safely stopping the flow for appliance repairs or emergencies.
- 2How to find where an unmapped drainage pipe dischargesHidden drainage pipes often lack a visible sump or outlet, leaving homeowners unable to find the drain end needed to clear blockages. Without locating this exit, people cannot use tools like shop vacuums to clear out debris, which ultimately leads to overflowing lines and property leaks.
- 2Toilet flange too low after raising tile floorAdding thick layers of tile and mortar can leave the toilet flange sitting too low below the new floor level. This makes it difficult to secure the toilet properly and creates a risk of leaks, prompting the need for flange extenders or other height adjustments.
- 2How to install a vanity over floor pipes in a tight spaceWhen water supply lines come up through the floor inside a tight alcove, you cannot simply drop the cabinet straight down over them. This leaves installers with almost no wiggle room to maneuver a heavy 48-inch vanity into a narrow opening without hitting the pipes.
- 2Dishwasher not getting water after plumbing workSupply valves can fail to fully reopen or debris can become trapped in the line during plumbing repairs, blocking water from entering the tub. Without enough water filling the tub, the pump cannot reach the upper spray arms, preventing the dishwasher from running unless water is added manually.
Comes up alongside
Topics that keep appearing on the same problems — not topics with similar names.