I have not looked in a while, but on their web site they had a video of the W2K in operation with sound. The unit seemed pretty quiet, but you could clearly hear the overflows sloshing around. Is your 65 RR? In any case you should get a LOT of movement. 
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300 Reef; 325LR, 1/2" sand bed in tank, 3" sand bed in 215 gal sump/refugium and Berliner PowerPro SS twin becket skimmer. 210 Reef; with 225 lbs of LR, 300 lb DSB, Large W/D and Jebo 520 skimmer modified to accept a becket. 90 RR FOWLR; tied into the 300's sump with a closed loop for extra circulation. 55 hospital. |