I need help with stains on our pool. 18000 gallon fiberglass with cartridge filter. In April it had some staining so I put united chemical super stain treat in it...

My pool liner has slowly been staining brown for the last couple of years. This year after opening, I decided to get some help. I had the water tested, everything was...

The surface of my gunite pool is stained from age. I believe I can remove most of the dark stains, but there are brown/yellow stains that are impossible. I've tried a...

Hi just wondering if anyone has seen this before I seem to have developed light brown tan blotches on the base of my fibreglass pool. I’ve tried stain removers, vitamin...

New pebble tec finish has dark stain at bottom of pool. This finish is now 45 days after install and all startups are finished 15 days ago. Ground water leaked in at the...

Recently I noticed a few small stains that looked like rust show up in my pool. I added some Lo-Chlor Multi-Stain Remover, which didn't seem to do very much. I then...

Hi guys,
I’m still new to pool maintenance.
Over the winter the pool bottom turned in to this. Trying to find out what is it, and how to get rid of it.

Thanks

Hi, please see attached photos of my pool walls.
This is after the pool has been drained and a pressure washer used to spray down the walls.

The pool is a natural...

Some of it will rub off but most of it will not come off. I already tried shocking it and brushing it. Can someone help me what this is and how to get rid of it? I think...

Hi there,

We recently bought our house and with it came an inground concrete pool, with the standard 'salt and pepper' pebblecrete surface. We are guessing the pool is...

I am flipping a home in Phoenix, the pool was left 1/3 full for many months. I drained and *gently* pressure washed the plaster, to see if it was dirt or black algae....

Does pool need maintenance service if not used for approx 1-2 months? Please suggest!!!

Hi,
I have a 50,000ltr pool, concrete base, tiled top. I use liquid Chlorine and an automated filtration system. I have a kreepy Krawly. The filter / Krawly runs about 9...

Where can I buy citric acid in a powder?

I have a yellowish/brownish stain on my fiber glass pool below the water level. I tried rubbing it with a Vitamin C tablet and it takes it right off, I can actually...

I am having a problem with my pool finish. It is stonescapes midnight blue and over the past several months it has turned black. I called several months ago to my pool...

We have a sand filter, live in Tennessee and have been trying to close our pool (yes we probably waited a little long to do so). Pool store said everything in water is...

I got what looks like black mold (Could be dirt, but just had the pool drained and refilled - It was a forclosure house with a pool that was sitting for over a year) on...

My pool water is a green tint from the metal in the water. I have a well, It was clear until I poured some bleach in. Until I get some iron out/ metal out, is it safe to...