Hi Guys,

I just moved into a house with 30,000 gallon cement pool with DE filter. I got a simple test kit for PH and Chlorine. The PH measured very high, 1 gallon of...

I have a salt water pool that is approximately 34K gallons. Since I opened the pool this year, my CH has been around 20. I've added 7 of the 45lb buckets of Leslie's...

I have a 34000 gallon pool and need to raise alkalinity with 15lbs of baking soda. I have read that only 2.5lbs should be added a day. Another site said 10lbs/day is...

Our pool had been closed during the pandemic; but the HOA has since worked to reopen it. My concern is that the pool tech appears to not have been aware of the opening;...

Every time I add shock, my water turns cloudy. I used FLOC, waited 24 plus hours and vacuumed to waste. It does get pretty clear, but as soon as I add any shock, it...

Hey all
Spillover spa is cloudy but pool is not both suction and return valves closed for the spa pool has a SWG with an easy touch panel do I need to keep the return...

Hi all guys, I'm new to the forum, so, nice to meet you all. I have an inground pool since 2008, and never had any troubles with chemicals and stuff, but this year...

I've newly assumed responsibilities for our 34,000 gal community pool.

Approx 3 weeks ago, previous responsible individual dumped 50 lbs of soda ash (sodium carbonate)...

Can someone please tell me what is the whitish cloud that comes out of the returns when I add Calcium Hypochlorite to my skimmer. I have a sand filter. This cloud, which...

We use a pool company to provide weekly service -- cleaning and maintaining chemicals. We were informed yesterday that our CYA is high (150ppm) and that we should...

Hi all,
We have had a new pool installed, fiberglass 25000 liters. The water turned green after a few weeks and our friend recommended a "pool guy" to help us...

Thank you in advance for any Information and suggestions this group provides!!

Our Theatre Group will be producing, Mary Zimmerman's " Metamorphoses", which...

The chlorine level in my pool is within the acceptable range (on the higher end), and all the other readings are normal. The stabilizer is just over 100, despite...

In the last page of my Taylor K-2006 water chemistry booklet there is a page that explains how to correct the total alkalinity level for both borate level and CYA level....

I’m so frustrated. I’m a new pool owner so I trust what pool stores tell me when I have them test my water. I brought water in and it was 1000 for phosphates so they...

Hey everyone I am brand new to the forum so thank you for taking the time to read my post.
I just bought an older house with a pool. The lady that owned the house before...

We have a CYA issue. We’ve drained 1 foot before and refilled, and have drained almost a foot and a half and refilled. CYA levels were about 110 and are now 90. Pool pH...

I made a mistake and added acid to the spa before I checked my alkalinity. I knew last week that the alkalinity was barely at 80. So when I added the acid I freaked out....

can you use phosphoric acid for a pool and how much would you use at any time?

Any suggestions? Was using Clorox but got tired of lugging those bottles. Now using 60% Duo Clor as I dont want my CYA level to climb. Trying to get CYA down to 50 and...