Since the underground plumbing is held in place by the soil this movement frequently causes leaks at or near return fittings where the plumbing is integrated with the pool structures.
Inground pool leak return fittings leak vinyl.
Fortunately it s fairly easy to find and fix.
If you still can t find the leak turn off the filtration system and notice where the water stops dropping or put 1 2 drops of test dye solution into the water near a suspected leak point to see if the die is sucked into a crack or gap.
The most obvious sign that your skimmer is leaking is that the water will drop to the bottom of the skimmer and the leak stops.
Vinyl liner swimming pool return jet leaks an industry expert explains the most common ways that vinyl pool returns tend to develop leaks in the pipe flange gasket and screws.
All of these can leak.
If the leak is from the return fitting itself then this is a much more involved repair.
Cleaning tools vacuums and sharp edges on pool toys can cause liner tears and holes.
Vinyl tears are easy to patch but they must be treated immediately to stop the leak from spreading.
The material of the pool itself.
Vinyl pools tears in the vinyl lining are a major cause of swimming pool leaks in this type of surface.
1 888 818 pool.
The skimmer boxes the return fittings the main drain assembly or any fittings that attach to the underground plumbing on the other side of the pool wall.
Vinyl liners are subject to tears and cuts that leak.
To find a leak in a vinyl pool fiberglass pool or gunite pool use the simple food coloring method described above or hire a trusted professional to thoroughly inspect the pool for you.
A simple pressure test and or dye test can often confirm where the problem is but the solution to the fix is far from simple.
Patches and new liners once you identify where your pool s leak is you ll see whether a patch will suffice.
If the pool stops leaking when all of the lines are plugged you can remove plugs one by one from skimmer main drain and return lines to see if the leak starts again.
If you have a vinyl pool liner look for tears or separations around the fittings lights steps and corners.
With the pump not running leaks in a return line will slow down and sometimes stop leaking all together whereas on a skimmer or main drain line they may leak more when the pump is off.
How to fix a leak in a pool.