Lowest cost and easiest way to eliminate green hair, bubble, turf and slime algae

[SantaMonicaHelp]

Originally Posted by WaterChwee

Does this also get rid of blue green algae ?

Yes, it'll help the cyano, but the cyano will be the last one to leave. You can speed up help getting rid of the cyano by pointing a powerhead at it.

Originally Posted by UnSun

Very interesting, what's the main purpose of the red Led? If the algae is growing so rapidly, does it not just shifting the cleaning chores of the tank to the screen?

Red is what grows algae the best(660nm), yes, it shifts the growth to the filter from the rock and sand.