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The FMR 75 can stand in the sump
They also have an economical powder form
self-ballasted mercury vapour bulbs
Reduces unwanted trace elements and detoxifies the aquarium water
Marine Silicate EX 500ML Lights The FMR 75 can standToo high a silicate or silicic acid content is the main reason for the presence of silica algae (brown algae). By removing the silicate with Silicate Ex, the algae can no longer grow and disappear. Normally a maximum silicate content of 0. 50 mg l is acceptable, but to remove silica algae, the content must be temporarily reduced to 0. Silicate Ex quickly removes silicate Silicate Ex can also be placed in a reactor to guarantee optimum ow; make sure