Brush the walls floor and steps of the pool.
Black algae removal on vinyl pool liner.
Treating it as such many technicians drop the ph and super chlorinate the water.
The problem area will lighten up for 3 5 days then come back to its original color size.
So excited about the little things.
You can also use about 1 2 lb.
Brush and vacuum your pool on a weekly basis.
If you are one of the few that have black algae in a pool with a smooth surface use the softer nylon bristle brush.
Brushing will remove dirt and spores and prevent algae from taking hold.
Brush pool next you need to brush off the black spots vigorously with as stiff a brush as you can use.
Don t leave the chlorine on the spot for too long as it may bleach the liner.
This is for a concrete pool gunite swimming pool and not vinyl swimming pools as this may tear your vinyl liner.
5 10 minutes max.
This sort of stain often is misdiagnosed as black algae arko says.
To prevent this many manufacturers incorporate biocides within the makeup of the vinyl but this isn t always a bulletproof solution.
If you have a concrete or gunite pool use a stainless steel bristle brush.
Nylon brushes will not work.
Over the last 12 yrs i have probably looked at over 100 inground vinyl pools with this black mold growth under the liner.
This can be treated with a good pool shock and an adequate chlorine level.
Black algae is mostly for concrete and plaster pools.
I still have black algae on my vinyl liner but my numbers appear to be in line.
I got my taylor test kit.
Once you ve completed your brushing vacuum the pool to dislodge and remove any spores that have settled on the bottom.
Black algae in a vinyl pool is possible but not very likely.
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.
Of calcium hypochlorite granular chlorine in an old sock to put on a spot.
Alot of people initially treat it chemically as a algae growth major shock treatment in addition to a special algaecide.
In can happen in vinyl pools but it s rare.
Brush every black algae spot with a steel bristle brush to remove the protective layer.
Fc 25 ph 7 8 cya 42 ta 85.