Also i noticed that you swapped out return pumps due to it being loud.
I was wondering on your opinion of the noise level of the mp40s? I've heard mixed reviews to they're noise level? What setting do you run them on?
Thanks for the info.
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Adam
 90 gal reef, 30 gal sump, Tunze 9015 skimmer, 2 X Tunze Turbelle Stream 6125, Coralife Aqualight Pro 2x 250 w DE & 2x 96 w PC, 9 w Turbotwist UV sterilizer, 2LF phosban & GFO reactors
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