[Greenbuilding] Passive Solar and HVR/ERV systems

[Ian Albinson]

On Feb 23, 2007, at 5:29 PM, Corwyn wrote:

> On Feb 23, 2007, at 19:11, Ian Albinson wrote:
>>
>> Would you have to know how an on-demand system would fit with a  
>> HRV or ERV setup?
>
> I don't see much interaction between an on-demand water heater, and  
> an HRV or ERV.    Am I misunderstanding your question?

I've read about HRV systems that can provide extra heating of the  
air, via hot water from a boiler.
A tank system was recommended, but I was wondering if an on-demand  
system would work too.
Maybe I'm mixing my various research up?