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Posts Made By:
poorwill
Forum:
Conservation
07-22-21, 02:11 AM
Replies:
575
DIY ventilation heat exchanger
Views:
1,305,180
Posted By
Robl
We have a commercial mvhr which gives good...
We have a commercial mvhr which gives good efficiency of 90%. It’s got plastic sheets as the counterflow heat exchanger, as they're more efficient than metal. The fans are dc speed controlled. ...
Forum:
Conservation
06-29-17, 09:23 AM
Replies:
575
DIY ventilation heat exchanger
Views:
1,305,180
Posted By
kostas
Hi guys, what goes around comes around, so here I...
Hi guys, what goes around comes around, so here I am with the latest news: I finally finished my diy HRV system!To be honest I completed and installed it last February but only now I managed to make...
Forum:
Conservation
02-01-13, 06:12 AM
Replies:
575
DIY ventilation heat exchanger
Views:
1,305,180
Posted By
kostas
I was working on the operational part of my...
I was working on the operational part of my DIYHRV.
In this hypothesis I used Fornax's Comair motors and tried to figure how the various apparatus I'd like to use generally fit and combine.
Here is...
Forum:
Conservation
03-01-10, 02:30 PM
Replies:
575
DIY ventilation heat exchanger
Views:
1,305,180
Posted By
Piwoslaw
From what I read somewhere, the cross flow's...
From what I read somewhere, the cross flow's efficiency is around 60%-70%, while the counter flow can get over 90%, so that may be worth fighting for. I think the differences in our sources come from...
Forum:
Conservation
02-21-10, 02:33 PM
Replies:
575
DIY ventilation heat exchanger
Views:
1,305,180
Posted By
Piwoslaw
Thanks Ryland:) A small air-air heat pump (like...
Thanks Ryland:) A small air-air heat pump (like an old A/C unit) could be hooked up after the heat exchanger, increasing the amount of heat transfered, or reducing the temp difference on both sides...
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