[Cob] Radiant heat floors

[paul]

----- Original Message ----- 
From: <hms.mommy at juno.com>
To: <coblist at deatech.com>
Sent: Monday, January 29, 2007 3:52 AM
Subject: Re: [Cob] Radiant heat floors


>
> On Sun, 28 Jan 2007 21:20:20 -0500 "paul" <dotpaul at paulleblanc.net>
> writes:
>> So nobody has ever devised an "easy maintenance" scheme?  I can see
> that it's pretty challenging.
>
> I like the idea of using air as the medium of heat transfer rather than
> water, for mainenance reasons.  Water is better at heat transfer, but the
> consequences of failure are greater.  However, part of the problem with
> air, aside from not being as efficient at transferring heat, is that
> bacteria or soot can build up in the pipes.  In my mind I envision a
> layout with a series of parallel pipes that can be accessed somehow for
> regular cleaning.  In one ingenius scheme I found on the internet
> somewhere, the fellow left a rope in the pipes.  He would tie a rag and
> another rope to one end, then pull it through to clean the pipe, leaving
> the second rope in place of the first.
>
> Carrie

What happens to the gasses, Carrie?  I'd be afraid of gasses leaking from 
the pipes.

Or are gasses vented up a flu?