I've been a long time subscriber to both the magazine and the website
(redundant - I know). But sometimes I need quick research and I also enjoy
just reading the tests/reviews. And online the complete article text is
Hope this helps.
Much of furnace noise has to do with the installation too. I've heard
of someone putting a rubber (or other material) isolation band between
the furnace and main in/out ducts, so that funace vibration is not
transmitted down the ducts. Also branch ducts can be flared
differently to lessen noise. Wrapping ducts in rigid fiberglass,
rubber pads under the furnace feet to stop noise trasmission. Or even
just soundproofing the furnace room itself. But it should all start
with a quiet unit to begin with. I do music recording in my home
studio and quiet would be nice.
Read all about it here:
...scroll down to see...
...and here on the same site:
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