The first cause is the most common culprit of brown stains in the swimming pool.
Pool steps stained brown.
Test and balance your pool s ph and alkalinity levels.
Let it sit for a few seconds then brush away.
Stains are usually caused by algae or chemicals in the water such as trace metals.
To get rid of the stains follow these steps.
Your first clue to diagnosing a pool stain is to check out it s color.
This will take care of organic material present in the pool and the scrubbing will take care of the stains.
When keeping the pool full step stuff and stain free offer almost a sure cure to pool step stains but be sure to follow directions with regard to application and more importantly follow.
Sometimes it can be fairly easy to get rid of stains but other times those hard to remove spots can take a bit more than a simple scrub.
The brown stain means you have iron in your pool water.
Sprinkle approximately 1 2 bag of suncoast stop stains over a small stained area.
For the most effective organic pool stain removal follow these steps.
Green or green brown pool stains organic usually caused by decomposed leaves twigs algae or other plant life.
Proper ph is between 7 4 7 6 and alkalinity.
Turn the pool pump off and let the water stand for 30 minutes.
When the iron concentration is too high it leads to brown water discolouration it is imperative that this iron concentration is reduced to under 0 2 mg l otherwise air oxidation could cause iron oxides to build up resulting in brown stains.
Pool stains on the wall or floor of a swimming pool can be caused by metals in the pool water or by an organic material left in the pool.
Get your free chlorine to 0 0ppm by not adding more chlorine this might take a few hours or days depending on the level of fc in your water.
The first step to deal with organic materials is to shock your pool and scrub it.
Like all other pool stain problems the first step is to balance the water unless you want to drain the pool to the bottom step and scrub the pool steps by hand with a chlorine based cleanser.
Sometimes caused by decomposed bugs or critters.