You can try to find an ascorbic acid cleaner at a local pool store and use it to clean the stains but it cannot be mixed with chlorine so dechlorinated the pool or empty and clean it.
Draining and cleaning a gunite pool.
This is not something that you can practice all of the time as it involves a purposeful stripping of a thin layer of pool plaster.
A gunite swimming pool should not be left empty for very long.
Drain pool and periodically spray sides of pool to loosen dirt and grime.
This swimming pool is mostly drained for repairs.
Scrub the pool walls with your scrubbing utensil.
Leave the pool unattended for about 15 minutes.
You ll need to maintain the chemical balance throughout the winter apply pool shock and algaecide thoroughly clean pump and filter drain water to the recommended level drain pool hoses and cover the pool.
Once empty physically remove debris with shovels and brooms using hose with power nozzle to wash dirt to the puddle.
If there has been a surplus of rain recently or your pool is located in a wet area it is best not to try and drain the pool yourself at all.
Methods are available that will reduce cleaning time and give you successful results when cleaning a dirty stained gunite pool.
Using a tumbler sprinkle some of the muriatic acid cleaning mixtures across the gunite pool.
The acid decomposes all the stains into small deposits that can be easily washed away.
Inground pools made of concrete or gunite are susceptible to popping out of the ground if drainage is not done properly.
In general draining this type of pool is the trickiest.
The pool itself will have a drain and filter that will partially drain the pool.
Draining a concrete or gunite pool is a fairly easy process.
Most pools are professionally whitened using acid cleaners from time to time.
Proceed with cleaning the entire pool with a garden hose.
Do not drain a pool if it has rained recently the pool can float up big problem with spas.
If permanent stains do develop you can drain your pool water and acid wash your pool if it has a plaster liner.
City water can stain the pool don t throw your hose on the ground of the poll and leave in the same place.
Your main pump can loose the vacuum and may not be able to get it back.
Rent a submersible pump to drain 70 to rent at a pool store.
This pool is permanent and has cement sides built directly into the ground.
However in order to get rid of all of the water a pump is needed.
Acid wash your pool.
However if you live in an area that is extremely wet or has recently experienced heavy rains you may be better off hiring a.