Apply algae code to the areas prior to scrubbing with chlorine.
Treat black algae vinyl liner.
Black algae in a vinyl pool is possible but not very likely.
Those pesky little spores stick to the cloth and hop off in the pool the first chance they get so be sure to use bleach to clean them.
Don t leave the chlorine on the spot for too long as it may bleach the liner.
Chemically treat the pool water bottom line i ve never seen any treatment from inside the pool work long term.
You can also use about 1 2 lb.
Let s talk about the first part nice people.
To prevent this many manufacturers incorporate biocides within the makeup of the vinyl but this isn t always a bulletproof solution.
Testing the water and balancing the various chemical inside it.
When everything is right it is time to use the best algaecide to prevent the development of algae.
Removing the liner and treating it directly or injecting through the liner sliding a feeder tube behind the liner treating the pool base through the surrounding soil etc.
Treat the algae areas by rubbing with chlorine tablets or brush in granulated chlorine with a steel brush.
Nylon brushes will not work.
5 10 minutes max.
Brush every black algae spot with a steel bristle brush to remove the protective layer.
Black algae can get into your pool several ways but one of the most common is from swimming suits that have been in the ocean.
Kayden manufacturing produces high quality inground vinyl pool liners right here in the u s a.
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.
You have to kill the root.
If you have black algae in your pool you have black algae in your filter.
There are basically three schools of thought to attacking black algae.
Treating it as such many technicians drop the ph and super chlorinate the water.
That doesn t mean we have a bunch of guys in the back singing kumbaya all day long.
Conduction a weekly scrubbing of your pool floors walls and steps.
Having a clean filter that is functioning well and circulating the water.
If the algae problem is extensive use a filter cleaner rather than just plain water.
Of calcium hypochlorite granular chlorine in an old sock to put on a spot.
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.
This sort of stain often is misdiagnosed as black algae arko says.