| #3 |
Concrete ponds are prone to brown algae, this is due to the high Calcium levels. It will sort it self out in time
| Brown scum |
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Brown scum - by Baldy - 12-07-2020, 07:18 PM
RE: Brown scum - by Roitelet - 12-07-2020, 08:02 PM
RE: Brown scum - by Admin - 14-07-2020, 09:45 AM
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