This ground water.
Water under vinyl pool liner.
The liner can begin to float at the top of the water and eventually tear.
Inground vinyl liner sump pump process prevent a floating vinyl liner spray painted line is the elevation for the stone so the pol bottom can get poured to the correct depth.
Simply by changing the liner you can give your pool a complete makeover getting the experience of a brand new swimming pool at just a fraction of the cost.
The more the vinyl becomes detached the more you will have to reposition it.
Low water levels that allow the liner to move and create a pool leak.
If your vinyl pool liner looks like it has come unglued or you have a bubble under it then what you really have is water under your liner.
Mold and mildew can build up and cause unhealthy swimming conditions.
Typically 15 years is about the average replacement age of all in ground pool liners.
Locate the vacuum pipe and check if it is free flowing.
Remove water trapped behind a pool liner as soon as possible to lessen the amount of time and money spent on repairs later on.
Large patches of algae under the liner that eventually stain the surface.
If the pipe is blocked un block it and allow it to self drain the water from behind the liner.
Thicker pool liners do not typically last any longer than the industry standard 20 mil vinyl liner.
Normally this would not result in anything that you would notice in day to day use with the pool.
Lower the pool water level to the normal operating level as water can get behind the liner if the pool over fills.
The warranty is exactly the same on all rectangle replacement pool liners from pool warehouse which is 20 years.
The weight of the water on top of the liner is enough to force any water under the liner out and away from the pool.
Swimming pool liner patterns designs.
When your swimming pool specialist comes to service you pool he can drain the water from under the vinyl liner.
As a matter of regular operation water actively moves under the liner and the liner shifts ever so slightly in place from this.
Excess suction from the pool skimmer or vacuum.