Hi,
We have a hotel pool which the last few days has developed a 10cm yellowish color above water level on the liner walls. I'm almost sure that comes from sun oil...

1 year old gunite pool. Northern California city of Willows water. Scattered, (some large) brownish stains. Contacted pool builder numerous times, (each time I get a...

This summer (my second as a pool owner) I got lazy on my testing. I use a Taylor test kit. Anyway, the pool was looking great. I had beautiful sparkling water and I took...

I've been trying to brush this away for weeks and the stains don't move. I showed these pictures to the guy at Leslies, he told me to squeeze a lemon on it to see if it...

hi can anyone help the problem i think is sun tan oil or self tanning lotion its leaving a yellow/brown ring around the pool at the water line about 3 to 4 inches high,...

We have a 34 ft round above ground pool. Our water is clear and we have been using chlorine tablets to keep the water clean. Now we have a light brown build up in the...

We have a 36,000 gallon inground pool with a vinyl liner and a sand filter. We also have well water with a high concentration of iron. We opened our pool late due to bad...

This morning I shocked pool using bag of shock that had a corroded aluminum clip on it to keep it closed, A flake of rust was on the bag and it feel into the pool as I...

My steps look brown. What could be causing that?

I found out the hard way that I have metals in my water. I have already add the needed chemicals in my pool, stablizer and conditioner, chlorine, etc - Even added the...

How do you remove Black Walnut stains from a Vinyl liner? Any suggestions? Would bleach harm the liner?

Ive tried some Omni Stain cleaner with the cleaning mitt but...

Hi. One month ago, I got a new intex above ground 20'x48" vinyl liner pool.(8800 gallons). We had the fire dept. fill it from a fire hydrant in our neighborhood. My...

I have brown algae spots on bottom and steps of my pool they brush away real easy but keep returning even after shoclking over chloronating etcccc Help!

I asked a friend who previously owned a Pool Service business for many years how I could remove staining on my new plaster pool without acid washing. He told me in many...

Hi Everyone-

We have a Intex 12,000 gal above ground swimming pool going on the 3rd year now.

Drained and refilled this year to swim. Shocked and have raised the PH...

Hello out there,

I am completely new to swimming pool maintenance so please bear with me if i am going over old issues.

I do not have a pool myself, but have a...

I am a plasterer in PA. I have a gray plastered pool; white cement, white marble, black Davis hydro-tint. The pool was plastered last July and according to the service...

My pool steps, the bottom of the pool and some of the edges around the pool have a blue stain. Any help would be appreciated.

Thanks,
Drodz :?

I live in Barbados in a town house with a 16ft x 10 ft pool identical to my neighbour's. It has been perfect for a year and the pool guy maintains both pools every week...

ITS BEEN CONFIRM, I HAVE ALGAE STAINS. Ran some test at local Leslie Pool store for metal or copper/iron and here are the results:

FC: 0
pH: 8.0
TA: 180
CH: 400...