Most pools are professionally whitened using acid cleaners from time to time.
Draining and cleaning a gunite pool.
Once empty physically remove debris with shovels and brooms using hose with power nozzle to wash dirt to the puddle.
In a clean 2 gallon 7 6 l bucket mix 1 4 cup tsp trisodium phosphate.
Proceed with cleaning the entire pool with a garden hose.
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.
Methods are available that will reduce cleaning time and give you successful results when cleaning a dirty stained gunite pool.
However in order to get rid of all of the water a pump is needed.
A gunite swimming pool should not be left empty for very long.
Your main pump can loose the vacuum and may not be able to get it back.
Leave the pool unattended for about 15 minutes.
Inground pools made of concrete or gunite are susceptible to popping out of the ground if drainage is not done properly.
The acid decomposes all the stains into small deposits that can be easily washed away.
This pool is permanent and has cement sides built directly into the ground.
As the pool is draining clean out any debris or leaves that may still be floating around.
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.
However if you live in an area that is extremely wet or has recently experienced heavy rains you may be better off hiring a.
Acid wash your pool.
In general draining this type of pool is the trickiest.
City water can stain the pool don t throw your hose on the ground of the poll and leave in the same place.
Start draining the pool.
This swimming pool is mostly drained for repairs.
Draining a concrete or gunite pool is a fairly easy process.
Scrub the pool walls with your scrubbing utensil.
Drain pool and periodically spray sides of pool to loosen dirt and grime.
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.
Rent a submersible pump to drain 70 to rent at a pool store.
The pool itself will have a drain and filter that will partially drain the pool.
If permanent stains do develop you can drain your pool water and acid wash your pool if it has a plaster liner.