Of calcium hypochlorite granular chlorine in an old sock to put on a spot.
Black spots vinyl pool liner.
And while a vinyl pool is not nearly as susceptible to algae if you happen to notice an infestation a softer bristled brush can be used.
Go ahead and test the ph level of the water.
In order for a reflecting pool to have that totally black look and mirror reflective surface it is usually only about a foot deep or so.
Black algae in a vinyl pool is possible but not very likely.
Beware this works great on plaster pools but don t try this to remove stains on a vinyl pool because it could remove the liner pattern.
The spots are black or blue green with raised heads not free floating.
You can also use about 1 2 lb.
If the algae problem is extensive use a filter cleaner rather than just plain water.
These organisms are tough and have a thick coat to resist chlorine effects.
Jack will be vinyl liner blue stuff a powerful sequestrant that prevents and removes stains on vinyl pools.
Then scrub the spots again.
Black stains on vinyl pool liner.
Nylon brushes will not work.
In this video i explain how to remove stains from your swimming pool liner and give another tip on easy swimming pool maintenance to create a problem free s.
Black algae will dot the liner in black spots.
The resistant coating will become weak and break.
Already the magic of a black pool liner is starting to fade since it will not.
If there s only a small amount of black algae in the pool you can probably get away with backwashing your pool filter for sand or de filters or rinsing the filter cartridge.
Don t leave the chlorine on the spot for too long as it may bleach the liner.
5 10 minutes max.
The algae harbors in rough areas of the pool plaster.
Brush every black algae spot with a steel bristle brush to remove the protective layer.
To remove persistent staining put a chlorine tablet into an old sock along with a few rocks and put it on the stained area.
If you have black algae in your pool you have black algae in your filter.
For many vinyl liner stains the prescription from dr.
To remove them start with a rigorous brushing using a nylon brush.
Scrub with chlorine tablets.
This can be treated with a good pool shock and an adequate chlorine level.
If you have a vinyl lined pool do not use a wire brush as this can tear the liner shock or super chlorinate the pool using granular chlorine also known as calcium hypo chloride.
Repeat until the black spots go away.
The problem with this picture that most pool owners have is that this is not what a vinyl pool with a black liner will look like.