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What would be the best way to confirm what kind of algae this is? I'm noticing it at night when the pool light is on. It's a bit concerning as I've seen it multiply. I'm noticing this is only in the shady side of the pool.

I noticed these black, almost rubbery, substance at the bottom of my pool and the corner. I was able to pick it off with my hand and the vacuum sucked most of it up. Would this possibly be black algae? I've never had this so I can't tell to be honest. We've had a lot of wind the past few days...

My pool is exposed to the sun pretty much fully. Slight shade to the west in the afternoon but that's about it. My CYA last tested at 60. Is it normal to have to add liquid chlorine every other day? I get my FC up to 7 and then test in a couple days and its back down to 2. I waited three days...

Hello all! My IG pool was finished on 6/27. The pool builder handled maintenance up until last week and is handing it over to me now. I ran my first test yesterday using the TF-100 kit. Here's what I got below. Any tips are greatly appreciated on next steps as I am a complete newbie here. PH =...

Hi all. Doing my first testing today. I see the chlorine test calls for one heaping spoon? What size spoon should we use for this? I don't one in the kit unless mine is missing one? Thanks.

Hello all! My name is Henry and I am so happy I discovered this community. I just recently had a pool construction completed. The builder is balancing it out and should be handing it over to me permanently after this week. I download the TFP app premium and have been reading as much as I can. I...