We hope you can see how a really noisy fan like this can become very quiet. Smaller fans are almost silent. Acoustic ducting is available in store and online at hydrocentre.com.au as well as lots of hydroponic advice.
What, huh, did you say something can't hear you that fan was so loud. what was this about I heard a metric something but I'm American so that didn'r even make sense. (Epic Fail)
