I beleive its out of water. The riser tube you can lower or raise to adjust the wetness of your skimmate. The higher the water level, the wetter the skimmate. Some of them also dont have a recomended height.
__________________ 40 Gallon Reef: 80lbs LR, 250w MH, 15+ gal Sump, AquaC Remora, Koriala #2,#3
29 Gallon: My yellow angel (Sonny), 6 neons,7 other tetras and my CAE...ugh. hes huge  |