I almost didn’t write this. Every time I read “10 signs your toilet is failing” articles, I want to bang my head against the wall. They’re always written by some content farm. So here’s the real version. From someone who’s been in a thousand bathrooms.
One: Your water bill is creeping up and you don’t know why. Happened to my neighbor last year. Bill jumped 80 bucks. He checked every faucet. Nothing. Finally popped the toilet off — wax ring had been slowly weeping into the subfloor for months. A drip every few seconds adds up.
Two: The grout around your toilet is darker than everywhere else. Learned this from a plumber on Reddit. Dark grout stain around a toilet base is never dirt. It’s water wicking up from below. I check this every time I’m in a hotel now. See it all the time.
Three: Your bathroom smells funny sometimes but not always. This one drives people nuts because it’s intermittent. The wax ring develops a tiny crack, sewer gas seeps out, but only when the door’s been closed for hours. You smell it in the morning, forget by lunch. That’s your wax ring telling you it’s failing.
Four: The floor feels soft near the toilet. By the time you feel this, you’re already in trouble. The repair just went from five bucks to five thousand.
This isn’t scare tactics. One of our customers had a slow leak in a second-floor bathroom. Ceiling below collapsed. $47,000 in damage. The wax ring that failed cost $2.50 wholesale. Do the math.