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Hamknight@lemmy.world 3 weeks agoI get about the same affect by placing a layer of the foam on the wall behind the fans. But you’re totally right. Without that lil bit the fan noise from the intake and exhaust was a lil noticeable
SkunkWorkz@lemmy.world 3 weeks ago
Also high density mass loaded vinyl works better for your enclosure. Foam helps against reflections but they still let sound trough. Mass loaded vinyl basically adds mass to the walls of your enclosure which stops them from transferring the sound waves to the outside.
Hamknight@lemmy.world 3 weeks ago
Does it help to point out this is vinyl backed foam 😉 really thin vinyl sheet on it, but it helps