Plumbing Repairs & Upgrades

Step-by-step guides, tested in real houses.

Hands lifting the lid off a toilet tank to inspect the flapper and fill valve inside

InteriorPlumbing Repairs & Upgrades7 min read

Fix a Running Toilet for Good in One Hour

A step-by-step guide to diagnosing and fixing a running toilet: dye-testing the flapper, replacing the fill valve, and knowing when the flush valve seat is the culprit.