A visible water stain running across your ceiling just below a shower area indicates the potential that your shower drain is leaking.
Leak on floor from shower drain.
Be sure to fill this up from another faucet in the house.
If you suspect it s your shower drain that leaks try this test.
Replacing the drain.
Then simply fill a pail full of water preferably a 5 gallon bucket.
Next remove the plug or.
If the shower is on the ground floor though a leak is more difficult to detect and you might not know about it until you have a major mold problem or major water damage.
It s important to determine whether the leak is caused by damage to the shower drain or if it is because the tub seal is compromised.
If the leak is in the shower drain assembly these parts can be replaced by a handyman or homeowner with a moderate skill level and are usually.
The most obvious reason is that there is a crack in the shower drain that requires you to fix that section of it in order to stop the leak.
To fix a leaking shower drain the old drain assembly should be removed to determine the cause of the leak so that any damaged parts can be replaced a shower drain is comprised of multiple parts designed to fit together and form a watertight seal.
A leaking shower drain can occur due to a variety of reasons.