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Re: [Killietalk] Air pump advice
A new Sweetwater Blower will last 10 plus years if set up appropriately. Get
what you pay for when you buy used.
Markus
----- Original Message -----
From: "Robert Goldstein" <rgoldstein at rjgacarolina_com>
To: "killifish discussion list" <killietalk at aka_org>
Sent: Friday, November 04, 2005 10:46 AM
Subject: Re: [Killietalk] Air pump advice
> With regard to blowers, I usually buy them used for under $100 each. They
> generally last about two years, sometimes more, but they do wear out and
> have to be replaced, so that has to be balanced against the cost of
> replacing diaphragms.
>
> ----- Original Message -----
> From: "Markus Brown" <thefishbiologist at charter_net>
> To: "killifish discussion list" <killietalk at aka_org>
> Sent: Friday, November 04, 2005 1:24 PM
> Subject: Re: [Killietalk] Air pump advice
>
>
>> Hello there!
>> There would be several things to consider with your issue. The LT26 pump
>> you
>> have is a diaphragm driven pump that, according to the AES web site puts
>> out
>> a maximum of 4.25 CFM. This would be more than enough for 30 out lets, at
>> moderate air levels. The problem with these compressors is that the
>> diaphragm usually last a year or two and then your putting more money
>> into
>> them. They are normally noisy as all heck and run very hot! The blower
>> you
>> are considering needs special set up considerations. It will produce, as
>> you
>> know, a great deal of CFM at lower pressure and run more than a hundred
>> out
>> lets if necessary. This blower needs a much larger diameter of pipe, I
>> would
>> recommend 1 1/2"-2"PVC as apposed to the 1" diameter PVC for your
>> compressor. The blower needs to be bled of any excess air, as well as
>> your
>> compressor, so be careful of back pressure. The blower your are
>> considering
>> will really use electricity! But all big compressor's will suck the
>> juice,
>> so it really boils down to how many out lets you think you will end up
>> having and how much money do you want to spend on electricity and how
>> quite
>> you want your room! I think most folks here on this list, including
>> myself,
>> would recommend a linear piston pump for applications as large as 20-150
>> outlets. They are efficient, produce plenty of pressure for very deep
>> applications with air stones and are very quiet! the only thing I am not
>> impressed with is the time it takes a LPP to get up to pressure. When the
>> power goes out here in my system, I have to go through and re adjust some
>> of
>> the air out lets because the pressure change. Not a big deal, but
>> something
>> I don't experience with blowers, or diaphragm compressors.
>>
>> I hope this isn't to jumbled and has some info that helps;) Jehmco is a
>> great resource for professional info on compressors! If you go with a
>> Blower, I would recommend the Whitewater brand from AES.
>>
>> Markus
>> ----- Original Message -----
>> From: <bill_martin at und_nodak.edu>
>> To: <killietalk at aka_org>
>> Sent: Friday, November 04, 2005 6:21 AM
>> Subject: [Killietalk] Air pump advice
>>
>>
>>> Hi all,
>>> I recently decided to change over from power filters on all my
>>> tanks to air operated filtration. I hope I'll be able to save some on
>>> electricty and I won't have as big an expense when I add tanks.
>>> I bought a used Whitewater LT26 pump and haven't finalized my
>>> manifold system. The other day my local pet store gave me their old
>>> Spencer Vortex Blower (model no. 006S) for a promise of nice guppies
>>> and black angels.
>>> Now I have a pleasant predictament. Which pump should I keep and which
>>> should I sell.
>>> The Blower was run with out an intake filter and needs a few parts
>>> replaced. While either pump will meet my needs, I'm thinking the
>>> blower might be the one to keep. It has a capacity of 12.4 CFM at 14"
>>> H2O and a maximum pressure of 25" H2O. The LT26 has a capacity of
>>> about 5 CFM at 0" H20.
>>> Right now I'll have about 30 outlets, ten of which will be in
>>> tanks 18" deep. I'm leaning towards keeping the blower even though
>>> it's a little more beat up. It delivers at least three times more air
>>> and I'll not get much more selling the blower than I'll get selling the
>>> LT26. Is this the right decision?
>>> I haven't any idea how operation costs or noise level compare and
>>> may be ignorant of other factors as well. If any one has had
>>> experience with both types of pumps, I would appreciate some input.
>>>
>>> Bill Martin
>>> Join the AKA at http://aka.org/modules/tinycontent0/index.php?id=9
>>> Archives are at http://fins.actwin.com/killietalk/
>>> Modify your subscription at
>>> http://www.actwin.com/mailman/listinfo.cgi/killietalk
>>>
>>
>> Join the AKA at http://aka.org/modules/tinycontent0/index.php?id=9
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>>
>>
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>>
>
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>
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