I usually have trouble removing the white dead algae so I was going to give it a try when the time comes. I would guess it comes out of the filter when you backwash. I read somewhere here to add a handful. Wold hat be correct.
vanman2501
I usually have trouble removing the white dead algae so I was going to give it a try when the time comes. I would guess it comes out of the filter when you backwash. I read somewhere here to add a handful. Wold hat be correct.
vanman2501
Yes, it does come out of the filter when you backwash.
You want to add enough to raise the pressure on your filter by no more than 1psi. When I add it to my sand filter, I have found that the rise is not immediate like you would expect. The first few times I added it, since I didn't see the immediate rise, I assumed I hadn't added enough so I added more. And, then it was too much and my pressure went too high and I had to backwash it out and start again. I tell you that so you will know to go slow with the DE additions and then wait several minutes to see how it will affect your pressure before you add any more.
I saw small bags of DE at WalMart in the garden section when I was there last week.
Janet
Update
Well using my pool for memorial day is out. I am still shocking and vacuuming and my pool is still green. It has lighted a few shades. When I saw it stating to get lighter I thought I was on my way to a clear pool I am now hoping to have a pool full of dead algae in an other week or so. I am about worn out since we are now at about 8 weeks of shocking. I ramped up my chlorine even higher hoping to speed this up.
vanman2501
This process should NEVER take 8 weeks. Have you been hitting it at least 2 and hopefully 3 times every day with bleach up to shock level? I think you were out of town for a few days? How long? And, did your pool have anything done to it in that time? Can you give current water testing results?
I was out of town but it was just over night I shocked it heavy before I Left and then when I returned. I put a few chlorine tabs in the floater before I left also. My chlorine level was still up when I returned. I will say to my surprise my pool was cloudy blue this morning. that's a big change from where it was. I just don't know why it is taking so long this isn't the first time I ever had to deal with algae. I looked back on what I spent on chlorine and shock since opening the pool this year it it is just under $300.00. It does look like I have had a big improvement with the way it looks now. When I vacuum I don't seem to be picking up anything. My chlorine level has held very constant considering the amount of algae in the pool. Usually it drops like a rock when I have and algae problem.
vanman2501
Can you post current water testing results?
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