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Posted by Noon-Air on May 23, 2007, 8:59 am
>
>>
>> >
>> >>
>> >> > Greetings,
>> >> > I am lining up for a new air conditioner. The Trane XL14i is
>> >> > boasting
>> >> > sound ratings of 76... Sound ratings are important enough to me to
>> >> > weigh
>> >> > heavily on my final decision. I have a choice of Carrier, Trane, or
>> > York.
>> >> >
>> >> > I am having a 2-1/2 ton, with R410a Refrigerant...Puron as Carrier
>> >> > calls
>> >> > it...
>> >> >
>> >> > Any suggestions on sound ratings or where I can get further
> information
>> > on
>> >> > this...I would like to see a sheet that lists all the manufacturers
>> >> > side
>> >> > by side with their sound ratings but this does not seem easy to
> find...
>> >> >
>> >> > Steve
>> >>
>> >> Rheem 2 1/5 ton R-410A heat pump (with RHLL-HM3617J air handler)
>> >> RPNL-030JAZ 15.00SEER/9.25HSPF 73db
>> >> RPPL-030JAZ 14.40SEER/10.10HSPF 73db
>> >>
>> >> RHEEM 2 1/5 ton R-410A A/C (with RHLL-HM3617J air handler)
>> >> RANL-030JAZ 14.00SEER 73db
>> >> RAPL-030JAZ 15.50SEER 73db
>> >>
>> >
>> > Yeah...okay BUT...
>> >
>> > How much might one of those help much in drowning out some of the
> fucking
>> > incessant freeway noise that I happen to get here ???
>>
>> Can't help you there, but I hear that Bubba's Guns and Ammo has ear plugs
> on
>> sale.
>>
>
> Somewhere around here I have a sound pressure meter I had bought many
> years
> ago--pretty sure still it's complete and that the chicken shit glue binder
> that I had Boeing Cal-Cert put around the pot is still intact....maybe
> take
> some readings..
>
> Nevermind though..we are getting into sound pressure and dissapation as it
> relates to distance from the initial source.
>
>
> I've actually quite a bit in this, amatuer musician and all--but a
> general
> rule of thumb is one of root quare distance, bbc did the studys inna
> fucking
> cornfield in the 40's IIRC.
>
> Perhaps quite an advantage for certain hvac folks that were able to
> isolate
> outside units inna say maybe a concrete structure that only allows sound
> to
> travel upwards.
Seems to me that as long as the appropriate clearance distances are
maintained for proper air flow and access around the condenser, thick hedge
would go a long way towards absorbing sound instead of reflecting it.
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