The yellow stains are most likely algae. Superchlorinate and lots of brushing until it is gone. Then brush again. You may want to clean the filter too.
Bleach might do it. Also investigate the cause of the stains by observing pool users.
Muriatic Acid will get rust stains out of a Gunite Pool. To prevent rust, it is recommended to keep pH level of the water slightly acidic.
acid wash pool
Put a chlorine tablet or shock in an old sock and weight it to the stain. It should be gone in a few hours.
Keep the acid content too high for a while and a lit of staining will tend to get bleached out.
Stain Magnet from GLB.
I have a fiberglass pool and I am constantly battling with iron stains. It is not impossible to remove the stains. I get brown stains in my pool and I treat them with jacks magic stain solution #1. Check out their website. They show different pictures of different types of stains. The stuff does remove the stains quickly, but it is expensive. Hope this helps.
Gunite, cement does not rust.
Being a 'salt water' pool has no influence on a) how you would remove the stains or b) what caused the stains - so treat the stains as you would in any type of pool. Determine what the stains are. Algae? Metal staining? etc. Your Pool Service or local Pool Shop should be able to help determine that and also recommend the appropriate treatment.
How often should you resurface a gunite pool?
Brown stains can be removed by doing a shock treatment for the pool and then scrubbing the stain. Enzyme based pool chemicals will also remove brown stains.
Pebble sheen is the finish on the surface of a pool gunite is the cement that a pool is constructed from in other words you can finish a gunite pool with pebble sheen.
No. Gunite is concrete.
Drain pool and clean with muriatic acid
Either gunite or fiberglass will work well for an indoor pool.
how do i find and repair leak in gunite pool with water in it?
The stain in pool liners look unsightly and ruin the appearance of your pool. You can Remove the Pool Stains with the Brush, if the stains caused by metallic reactions then you can either use chlorine tablets or a commercial metal stain remover.
quit pooping in it
My experience is that the stains will go away by themselves, through the effects of the chlorination of the water. Does not matter if the pool is a salt pool or fresh water pool. If the pool has a plaster finish, brushing the stains with a wire pool brush will speed up the process.
building pool myself just want to contract out the gunite job are you interested
Replace the tiles. Makes it easier to clean the water line. Stains and oils will be permanent if you don't. k
The average cost of a gunite pool is $75,000. The price for the installation of this type of pool can range from $50,000 to $100,000.