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Posted by on January 16, 2007, 11:57 am
On 16 Jan 2007 08:46:35 -0800, "auctoron"
>New info: The contractor had not completed the job. It turns out that
>the old return (now supply) ducts had NO plenum. The blower was blowing
>all my hot air into a very large undefined space below the fireplace
>and heating massive amounts of concrete blocks, heavy-gage steel, and
>stone before entering the ducts. And there were many leaks. Once he
>added a plenum and sealed off all the leaks, the situation is much
>better, but not great in all areas of the house.
>
>My decision to insulate some of the ducts will depend on the cost to do
>it. Can you give me any idea of the costs?
To start with, for $ 1,000 + expenses I will come out so I can
SEE the fucking job you're asking us to price out for you.
>
>
>On Jan 10, 5:43 pm, gof...@gonefishin.net wrote:
>> >Recently I replaced my wood-burning heater with a split-system heat
>> >pump with a variable speed blower. Formerly the airflow direction was
>> >UP and throughductsin the attic. With the new system I had the
>> >contactor reverse the airflow, so that it's now DOWN and through
>> >ductsthat were formerly used for return air. Theseductsareembedded
>> >I theconcreteslab. Problem: the air temperature exiting the new
>> >supply resisters is never warm enough, even when the auxiliary heater
>> >(electric resistance) is running. I fear that theconcreteis absorbing
>> >too much heat. In fact, there are places in the house where the floor
>> >is noticeably warmer than most. Does his sound correct? If so, is there
>> >an insulation product that I can install in theducts(round PVC)?lucky for
you, there IS a solution to your problem. Its not
>> inexpensive, but like I say, there is a solution. Actually you have
>> several choices to chose from. At least 3 solutions come to mind.
>>
>> How many $$ is in your budget?
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