Hang it from a cord.
You want to avoid transferring vibration to a sounding-board such as a wood surface.
It is good practice anyway to hang an air pump HIGHER than your res, so that if you have a power outage, the water cannot siphon into the pump.
foxysox Reviewed by foxysox on . How do i quiet my air pump down??? I have a DWC Set up and i have 2 pumps pumping air to 4 air stones and i have a problem....the vibration from the pumps can be heard in the bedroom below the grow room i currently have them on a bucket on a t shirt but you can still here a little vibration through the downstairs bedroom??? Pleas help Rating: 5