just got new to me a juwel rio 125l tank, cleaned out, washed out the blue filters, added new green, black and poly pre filter and filled with new gravel and water, adding the recomended amout of tetra aquasafe and easy balance as recomended by the petshop also 2 new 12" air stones to act as a bubble wall, this was on sat. every thing was fine then last night the water got a bit cloudy but by this morning was a lot clearer, but tonight there was a cotton wool like substance growing on the corner of the tank and in the filter spout. any ideas on how to proceed before we add any fish
New Tank Cotton Wool
- Thread starter dhep72
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