Heat recovery ventilator / Discussions

...heating, not able to cool bedrooms well at night etc. Slab concrete with insulation outside of slab Legalett air heated radiant in slab (zoned) (bedrooms might get too warm at night?) ERV/HRV heat pump with AC cooling (zoned) (not sure if the AC would be strong enough?) The Legalett air heated radiant floor is just an ...

...heat recovery ventilation) recover heat from exhaust air, and ERVs (energy recovery ventilation) recover heat and moisture, but you really can’t go too wrong with either. this page describes the benefits and will help you decide –  Choosing between an HRV and ERV – which is best?  As a general rule, an ERV can benefici...

Our home was built in '45, most things updated in 60's/70's but with my health issues need to continue improving air quality- some return air/vents were completely blocked off by some not very intelligent homeowners - so air isn't moving properly in home. The electric isn't grounded (tech North America's electrical gro...

I need an air exchanger in a new studio, it's very tight, 350 square feet, and want to buy two Lunos HRV's.  I need the cost per unit and the best locations for the units. The space is open, with the exception of a small bathroom. I underestand there is a limit as to how close units can be to eave overhangs. Is the a c...

...heat exchange takes place, Lunos units each have a ceramic core and their own individual fans. They work in pairs, with one unit blowing in while the other blows out. Exhaust air heats the core, and incoming air is warmed by the core, and in order to make that happen, they change directions every 70 seconds.  See our v...