Quote:
Originally Posted by Qian Hu
Hi, thanks for your query. The "soapy" bubbles formed can be caused by the positioning of the Hydra 50, hence we would recommend that you re-position by submerging it approx. 10 meters downwards in your aquarium tank.
In addition, the venturi tube provided along with Hydra 50 serves to draw air in and pushes it through the outlet (however the user may remove it upon their discretion). Thanks!
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Hi. Actually the bubbles that are forming are from the airstones and not from the hydra filter. Instead of bursting, the bubbles held, forming something like bubble-nest.