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Re: [APD] Diffusors
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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