What people keep running into with plumbing
Complaints tagged plumbing, each raised by more than one person. One-off posts are not included.
228 recurring problems · 1580 people · 27 forums we read
Raised more than once
Most people first.
- 10How to fix a gouged or cut floorCutting into or tearing up a floor while searching for a lost cable or moving an appliance leaves visible damage that threatens security deposits and home aesthetics. DIY repair methods allow renters and homeowners to restore the surface without professional intervention.
- 10How to remove a stuck kitchen faucet nutCorroded faucet nuts in tight spaces often require specialized basin wrenches and penetrating oil like WD-40 to break free when standard force fails. Additionally, differences in new faucet shaft sizes can prevent them from fitting into existing mounting holes, requiring careful pre-measurement before starting the replacement.
- 10How to tell if boiler and plumbing installation was done rightHomeowners cannot tell if unfamiliar pipe, vent, and condensate fittings meet proper standards. This uncertainty makes it impossible to move forward with plastering, woodwork, or subfloor replacement without the risk of sealing over a dangerous mistake.
- 10How to remove a faucet handle with no visible screwsMany modern faucet handles lack traditional grub screws because they rely on threaded shrouds or sleeves that unscrew directly from the base. Without realizing this, people often try to pry or yank the handle, which prevents them from accessing the internal retaining nut or cartridge.
- 9Why won't my toilet stop running?A continuously running toilet is typically caused by a faulty fill valve or a flapper that isn't sealing properly, allowing water to constantly leak into the bowl. This persistent flow wastes water and creates a loud, non-stop noise that disrupts sleep and daily quiet.
- 9Unexplained clicking or tapping noises inside the wallsUnidentified tapping and clicking sounds inside walls are frequently caused by thermal expansion and contraction of metal water pipes rubbing against framing studs as temperatures shift. These rhythmic noises occur independently of plumbing use or light switches and disrupt sleep by repeating consistently throughout the day and night.
- 9AC unit leaking water from top rubber sealCondensation forming around the top pipe connections is leaking from the rubber seal and causing premature rust. Installers often dismiss this as normal, but the moisture is corrosive and risks eating through the equipment within a few years.
- 9Why do freezeless outdoor faucets still freeze and burst?Freezeless sillcocks rely on a slight outward pitch and gravity to drain remaining water after the valve is closed. When installed with an accidental backward slope toward the house, water stays trapped inside the pipe, causing it to freeze and burst behind finished walls.
- 8Can you fix a cracked or broken kitchen sink yourself?Sink damage often looks fixable at first glance, leading people to wonder whether specific materials and techniques can save the unit. However, loose parts, lost hardware, and stripped mechanisms frequently turn a simple fix into a frustrating ordeal that leaves them stuck halfway through the job.
- 8Why is my brand new kitchen sink draining so slowly?New kitchen sinks often drain very slowly even when the pipes are completely clear of physical clogs. This sluggish drainage prevents normal use and leaves standing water in the basin, persisting despite plumbers dismissing the issue as normal operation.
- 8Do I need to caulk my new shower or was it left unfinished?Debris and gaps in a new-build shower seal often stem from leftover construction materials rather than a failed seal. Water getting into these small gaps can cause underlying moisture damage if the joints are left unsealed, making it necessary to inspect whether a protective bead of caulk is actually missing.
- 8Why is a newly installed sink drain leaking above the trap?Leaks directly above the P-trap on a new vanity usually stem from loose slip-joint nuts or worn, misaligned rubber gaskets. This allows water to escape during use, which risks water damage to the cabinet below until the connections are properly tightened or the washers are replaced.
- 8What to do when an HVAC installation fails inspectionBad HVAC installations often involve dangerous issues like gas leaks, missing thread compound, uninsulated ducts, and mismatched or outdated equipment. These critical safety code violations and missing warranties leave homeowners dealing with failed inspections, hazardous living conditions, and unresolved cleanup costs.
- 8Allen key stuck in swing arm axleAn Allen key can become completely jammed inside a vehicle's swing arm axle so that standard extraction methods like hammers, levers, and high-torque impact tools fail to free it. Because the bolt head is often inaccessible, the key cannot simply be cut off, leaving the axle wedged and preventing further disassembly.
- 7How to report a broken toilet in a public restroomA severely cracked porcelain toilet is a major laceration hazard that can shatter under weight. Notifying the front desk or facility management immediately ensures the restroom is locked down before someone is seriously injured.
- 7How to clean gunk out of jetted tub pipes in a new houseJetted tubs left unused for long periods trap old residue inside their internal plumbing lines that stubbornly refuses to rinse away, creating sticky brown bubbles during every wash cycle. Because standard cleaning cycles aren't enough to clear the buildup, homeowners end up running multiple washes or giving up on using the jets entirely.
- 7How to fix a garbage disposal and dishwasher backup without a plumberDry lentils or other expanding food scraps can jam the impeller and clog the drain path, causing dirty water to back up into the dishwasher and the sink to leak. Fixing it yourself prevents the high costs of calling a professional or the risk of involving a hostile landlord for repairs.
- 7Should I put caulk over missing grout in shower corners?Shower corners and changes of plane require flexible silicone caulk rather than rigid grout, which inevitably cracks and crumbles when walls shift. Applying caulk over crumbling debris without proper clearance prevents a watertight seal, causing water to pool in unplaned corners and behind damaged joints.
- 7How to remove a broken toilet flange yourselfRemoving a stuck or broken toilet flange is difficult because it anchors the toilet firmly to the floor and often breaks during removal, leaving homeowners unsure whether to patch it with epoxy or attempt a full replacement. This uncertainty leaves the bathroom out of commission and forces a decision between continuing a tricky DIY repair or calling a professional plumber.
- 7Will my DIY water heater installation pass inspection?Homeowners guessing at code compliance are left hoping their setup passes city inspection without knowing the underlying red flags. Without clear guidance on specific details like tank orientation or correct air pressure, they are left anxious about whether they will pass a local inspector's visit.
Comes up alongside
Topics that keep appearing on the same problems — not topics with similar names.