Sometimes it helps to put the airpump on a soft surface like a piece of carpet or a facecloth to dampen the vibrations. Even then, the bubbles themselves are fairly noisy.
well i bought it say y not...the tank is on a stand and its pretty isolated...and dont wat to put the pump on top of the tank now...so this $1.70 investment was soo bad =/
*i love this forum fast reply*
my older forums sux also dead and no reply even after a month -_-