It is very uncommon to drain a vinyl liner pool lower than about 12 of water covering the shallow end for general service or repair.
Draining a vinyl liner pool.
You typically only drain a vinyl liner pool in order to replace the liner.
Do not drain a fiberglass or vinyl liner pool.
Once you refill a vinyl liner it will often have crinkles in it and never look the same.
The older the vinyl material is the more likely this is to happen.
If you drain your pool you can cause your vinyl pool liner to shrink and upon refilling if the liner has lost its elasticity it can cause the liner to rip or tear.
The water in the pool helps hold the liner into place.
Older pools may not have been built structurally to hold back the weight of the dirt against it when the pool is drained which can then cause the walls to collapse.
Inground vinyl liner pools this type of pool is the most difficult to drain and should only be done by a professional.
You assume all responsibility for draining your own swimming pool.
Even extremely dirty water in a vinyl liner pool is most often dealt with by partially draining and refilling versus draining completely.
Draining a pool is a potential risky business for even gunite or plastered pools but it will usually be a disaster on a vinyl liner pool.
Your dealer or builder should have told their customer this but sometimes they don t and of course many people end up with a pool when they buy the house.
If you have an above ground pool with a vinyl pool liner drain the pool to about 1 inch below the bottom of the skimmer mouth.
Vinyl lined draining a vinyl lined inground pool can be difficult because the liner is fragile and can tear or rip easily.
Fiberglass can float and vinyl liners typically stretch when exposed to direct sunlight.
The liner can also become hard and brittle.
In addition your vinyl lined pool walls may not be strong enough to.