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Old 02/24/2020, 02:59 PM   #1
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bmullikin1's Avatar
Join Date: Aug 2006
Location: seminole florida
Posts: 1,790
what tunze return for standard 90g aquarium

what return would you recommend for standard 90g set up w herbie overflow system 1703.020, 040, 050

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Old 02/25/2020, 06:57 AM   #2
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Location: Austin Texas USA
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If we go with the average 4ft head pressure, the 1073.020 only does about 250 gallons an hour and would be for tanks under 65 gallons. The 1073.04 would suffice, it does 450 the 1073.050 does 550, the flow drops less for head pressure even though the flow at zero head is comparable.

Roger Vitko
Tunze USA

"He's for every one of us, stands for every one of us, he'll save every man, woman and child in a mighty Flash!"

Current Tank Info: 210 gallon planted tank with Altum Angelfish
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