Problem-solving library

Bathroom problems and fixes

Solve toilet, sink, shower, drain, odor, and mold problems with practical checks, safe cleaning guidance, and clear stop points.

Guides and checks

Start with the problem in front of you

15 guides in this area

Bathroom

Quick answer: If water is appearing outside the tank, first dry the connections and tank-to-bowl seam, then watch for the first wet…

Bathroom

Quick answer: Water around a toilet base does not automatically prove that the seal below the toilet has failed. Water from the…

Bathroom

Quick answer: Bathroom mold keeps returning when moisture stays in the room or gets behind a surface. After a shower, use the…

Bathroom

A toilet that keeps running usually has a tank leak or a fill valve that will not shut off. Use these safe…

Bathroom

Learn when a small bathroom-ceiling mold patch can be cleaned, when water damage needs repair first, and how to prevent it from…

Bathroom

Shower head leaking during use or dripping after shutoff? Locate the leak, try the safest first check, and learn when the shower…

Bathroom

A gurgling toilet can signal a local clog, blocked vent, main sewer restriction, or septic problem. Use the symptom pattern to choose…

Bathroom

Learn how to unclog a bathroom sink safely using the stopper, hair tool, plunger, hand auger, or P-trap—and when chemical exposure or…

Bathroom

If your bathroom smells like sewage, use these safe checks to locate a dry drain trap, toilet seal, vent, leak, or drain…

Bathroom

If your toilet is not flushing, use these safe checks to distinguish a clog from problems with the handle, tank water, chain,…