I recently opened my pool for the year. Last year when I closed it there was a lot of algae in it. I put new sand in the filter and when I vacuum the algae returns...

:( I have an algae problem too. I shock it real strong and use an algacide and within 2 days the green comes back on the walls of the vinyl liner. pH and TA are good but...

I have a gunite inground pool not winterize, what's the consequence/problem after? I really need help?

Help! We just bought a house with an inground 17,500 gal pool. We have never owned a pool before so we have been using a pool place here with no luck. Our water is a...

My inground pool is losing water through the waste pipe. I have replaced the Hayward filter valve, but it still loses water. I put the valve on recirculate and...

i have an 16x32 in ground pool. the deep end is 9ft. the water is greenish at that end, the shallow is blue, but cloudy. i have shocked it 3 times, used algae killer and...

:( My pool has a green tint. I had this problem once before. I have to use well water and the rust color against the blue liner give off a green color. I had used a...

I have very green water. I cant even see the shallow end of the pool. We have spent about 150 dollars so far on chlorine, shock treatments, algeacides, ph balancers,...

When adding chlorine to my pool it turns a dark brown, as soon as it hits the water and then scales out onto the fibre glass surface, the only way to remove it is to...

I have a Hayward DE filter and the pressure starts around 7 and within 2 hours it goes up to 20. I cleaned the fingers with hose, same problem. Then I took the fingers...

Help!

I just bought a forclosed property with a huge inground pool. Everything seems to run well until I try to vaccum. After a very short time, five minutes or so, I...

My pool is running like it's running on seven cylindees (instead of eight). I have a cartridge filter system and I cleaned them thoroughly with a pressure sprayer.

I...

Me entire pool is clean and i went to the store to test the water they said everything is low and gave me buckets of chemicals to increase the ph chlorine and...

Hi I am needing some help. My pool is new last year - in-ground. I have gotten the algae out of it. However, the water still looks green. What do I do to the water blue....

:?: We just finished cleaning up the pool for the first use, week or so off. Anyhow, less than two hours after vacuuming we noticed some sand in the bottom sort of in...

I have an unusual problem, at least for me. when my pump is shut off, the de from the filter leaks back into the lines. when the filter is turned back on, there is a...

We have recently opened our above-ground pool for the season and have replaced a bad multi-port valve seat and filter sand. The pump and filter are working great....

we live in spain and have a terrible problem with sulphates in the water. often the cristals will grow on the surfaces of the pool they are very shard and dangerouse....