Quote:
Originally Posted by Emmanuel
may i know what is the use of surface skimmer ? is it suppose to "suck" the layer of oil on top of the water surface ? if so, how come my tank still got 1 layer of oil film.
and btw, what is the use of eheim double tap. until now, i still blur blur. plug it in but never seems useful in any way.
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Did you turn the top to adjust the amount of suction?