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Internal pipe in reservior

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Jul 12, 2016
Hi guys.I have seen a lot of reservior with an internal pipe.I don't understand the utility of these pipes...Can you explain me?


Beamed Me Up!
Jun 9, 2013
Anti-vortex ;)
It basically keeps the fluid motion in the res calm. Calm liquid = less bubbles

caddi daddi

Godzilla to ant hills
Jan 10, 2012
that, and it keeps the return fluid from being sucked directly back out to the pump allowing any air bubbles to escape.