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Not really. In my experience, fan design and exhaust muffling are the primary factors. Since most of the noise occurs at the fan motor, the vacuum collector doesn't have much to do with noise volume.


Insulate & perimeter seal the Huge Door. Then, make sure the roof is ventilated & insulated properly. To make any difference ever, there needs to be a way for roof heat to escape & interior heating or cooling to take a good long time in migrating out. Absolutely, get the A/C serviced, checked, charged, cleaned & even replaced or return ...

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