If you have black or grey cloud like stains on the floor of your in ground vinyl liner they are most likely caused by bacteria that is living in the ground under your pool.
Black pool liner at night.
If the staining can not be removed this way then the area must be re treated with fibreglass polyester resin and gelcoat which means emptying the pool.
Shop a variety of vinyl pool liners that include overlap beaded and j bead styles.
In liner pools there are 2 types of lining.
Pool deals carries high quality affordable pool liners for both above ground and inground pools.
Just like the difference between a white and a black automobile.
Primarily found in lakes and ponds it does find a home in unmaintained pools.
These micro organisms develop colonies behind the liner and left unchecked eventually will permeate through to the printed side appearing as dark gray or black splotches.
I know that the liner should be allowed to relax on a warm day in the pool when filling but if in fact the only available water source is well water 54 deg f then won t the effect be the same in that the liner will become rigid not relaxing to fit until the water.
Bacteria sometimes show up years after a pool has been installed.
The water in a light colored pool can also magnify this stuff even more than a dark bottom pool.
Available in a large variety of unique liner patterns to accommodate your style.
It was brought to my attention that there may be issues with the liner stretch and not fitting to the pool until it does.
There are thin bag liners which have no reinforcing or treatment against uv or chemical damage.
Black swimming pool liners.
According to author tamminen black algae is the pool technician s worst nightmare he continues at the first sign of black algae you need to consider the pool or spa as a patient in critical condition why.
Energy savings a dark pool liner can save on energy costs compared to a light pool liner.
To prevent this many manufacturers incorporate biocides within the makeup of the vinyl but this isn t always a bulletproof solution.
A lighter colored pool will always show dirt sand and debris on the pool floor more than a dark colored pool will.
Black pool liners are something that a lot of pool owners ask about but not all that many get installed.
This is also if the pool is not too large when there is no difference at all.
As previously mentioned a dark pool liner absorbs more heat from the sun which can increase a pool s water temperature.
I m sure each of you can identify with this analogy.
The only pro is that you may depending on the weather have water with one or two degrees warmer than normal.