1. http://pool9.net/postpix

2. Do the DE test on your filter: http://pool9.net/de-test/

3. Use borax -- NOT soda ash -- to raise your pH back to 7.2 or more.

4. Post exact quantity of Metal Out used. (Why did you use it? Brown algae is not associated with metals; "Metal Out" does NOT remove metals from your pool, except as a part of a complex process they do NOT explain!)