This is most common in cheap fiberglass or acrylic tubs and is virtually unheard of in porcelain or steel enameled tubs.
Bathroom water leakage.
Bolts or the slots they fit into are broken.
One of the tell tale signs of a water leak coming from a shower valve behind the wall are water stains.
This includes the water supply lines to the sink and to the.
If the faucet valve in the wall behind the tub is leaking water may be dripping down through the wall cavity to the ceiling below.
Check areas around the tub tub drain tub overflow shower door and toilet.
Cracks in the flange.
Checking the flashing vent cover damper sealant and shingles for signs of damage.
When someone is showering you might see water dripping from the ceiling.
Most times shower valve leaks behind the wall are very slow.
Investigate appliances and fixtures if the water meter test indicates a leak inside your home check the cabinets under the kitchen laundry and bathroom sinks to make sure they re dry.
The only way to tell for sure what the issue is would be to go up onto the roof and examine the vent.
The flange is level with or below the surrounding floor surface.
If the leak appears as a damp spot that alternately dries and reoccurs on the ceiling above.
Inspect the backside of the damaged drywall for water damage.
Such a leak will be quite steady.
Remove the toilet photo 2 and look for these leak sources.
If you have an upstairs bathroom you may notice dried water stains on the ceiling below the shower.
The flange is loose not screwed solidly to the subfloor.
Inspect bathroom for water leaks.
Plumbing leaks that occurred due to poor maintenance or neglect.
If your bathroom exhaust fan leaks when it rains there could be a number of issues causing this.
Check the easiest to access spots first.
Polybutylene plumbing a style of plumbing used during the 70 s and 90 s that is notoriously brittle and high risk.
How to fix a leak from the upstairs bathroom types of plumbing leaks.
How insurance adjusters will decide if they ll cover your water leak.
Much less commonly a bathtub may develop actual cracks or holes in the body of the tub with water leakage occurring directly through the sides or body of the tub into the wall or floor spaces.