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Posted by Saucer Man on August 30, 2007, 4:44 pm
hmmmmm good question!
--
Thanks.
>
>>
>>> Make sure all of your RA ductwork is completely tight with no leaks, and
>>> you
>>> should only need the filters in the returns *OR* the filter in the air
>>> handler... not both.
>>
>>
>> In view of my last statement...it would be okay to run with just the
>> filter in the air handler and leave all three returns empty?
>
> That would work, but if the RA ductwork isn't tight, how much
> unconditioned air are you sucking in to the system??
>
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