Shower Leaking To Floor Below
Stop up the drain and fill the pan with water and let it sit.
Shower leaking to floor below. The most common causes are the shower pan and or a drain pipe. Another way to tell is to examine the drain from underneath which can be accomplished in the crawlspace or the basement. Besides this method you can make observations around your shower pan for leaks.
Failure to do so puts more moisture behind the wall or under the floor which can cause mold rot in the wood structure or crumbling drywall. If no water drips out below check closely with a bright light it may not be your shower pan leaking. The area around the shower pan for dampness and water.
If the shower drains and there is no leak then you will need to examine whether the leak is coming from missing grout between tiles on the shower walls. However there are a few simple things you can do to fix a leaky shower pan. The areas to check include.
Loose floor tiles close to the shower. Soggy carpets around the shower stall. If you find some you re in for a new shower pan or shower floor to stop the leak.
When water leaks from any of these sources it will usually become apparent on the bathroom floor or in the room below as it buckles the ceiling drywall. Grout wears out over time so you can replace the grout completely. If your tile shower is leaking the cause of the leak must be found and addressed as soon as possible and definitely before you take a shower again.
Many times the problem can be solver easily. Below the shower pan if the pan is on an upper floor. If it gives this may be the problem.