Re: [APD] Diffusors

[urville <urville at peoplepc_com>]

doctorsfostersmith has a nice glass diffuser for about 19
ian

Terry Barber wrote:

>Dave,
>
>Are these the sintered glass diffusers?
>
>Terry
>----- Original Message ----- 
>From: "Dave Gomberg" <dave1 at wcf_com>
>To: <aquatic-plants at actwin_com>
>Sent: Friday, September 23, 2005 6:10 PM
>Subject: [APD] Diffusors
>
>
>  
>
>>At 10:08 9/23/2005, Tom Barr wrote:
>>    
>>
>>>Disc are smaller, but need cleaned more often to be used consistently.
>>>      
>>>
>>Tom, I think this depends a lot on incoming water properties.  In SF 
>>with very clean water, I need to clean my disk about every five 
>>years.   But I have customers with very hard water that seem to 
>>precipitate CaCO3 on the disk.  And some folks seem to grow algae on 
>>the disk, my guess is they have a very acid-tolerant strain of algae 
>>that I do not have.   So I recommend that those without mega-hard 
>>water try a small disk diffusor, such as the Eheim.
>>
>>
>>
>>
>>-- 
>>Dave Gomberg, San Francisco    NE5EE       gomberg1 at  wcf dot com
>>http://www.wcf.com/co2iron for low cost CO2 systems that work!
>>500th System Sale: 6 Fabco needle valves and 6 Eheim diffusors
>>  Regularly $300 postpaid, now $200 postpaid   Gas those other tanks!
>>----------------------------------------------------------------- 
>>
>>
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>>    
>>
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>  
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