Listen for the. There are many ways to know if you have a leaking pipe.
Find And Repair Hidden Plumbing Leaks Family Handyman
How to locate pipes in walls. The aml pvc pipe detector is a hand held device that can locate almost all buried metallic and non metallic materials including pvc fiber optics cable water sewer stormwater irrigation and many other types buried services. One of the ways of knowing that you have a leaking pipe in the wall is when you see a wall that has a dump baseboard. In my experience plumbing is usually run directly to where its needed so if there are no pipes in the basementcrawlspace or vents going up to the attic and out your roof there are probably no. Typically a combination detector will find studs. Purchase or rent a combination detector from a home improvement or plumbing supply store. How to find water lines in walls.
Practice using the detector on a wall where you know the location of pipes studs and wires. Inspect your crawlspace or basement in the area directly beneath where you find water damage. Put your ruler or tape measure across the middle of the pipes opening. A wall scanner is a non invasive handheld device that can detect studs copper and plastic water pipes as well as electric wiringsits a perfect tool for beginners and intermediate users alike and decreases errors in detection and increases accuracy with proper use. Read the distance between the outside edge of one wall to the outside edge of the opposite wall to find the outside diameter. Hold a flashlight inside the wall and point it toward the ceiling while you examine the insides of the wall with a hand mirror.
You may be able to see the pipe and if you can run the flashlight. Measure the outside diameter of the pipe using your measuring tool. Other ways to know is through use of technological devices. Look for pools of water or leaks where the plumbing pipes run through holes in the floor.