2 ms·
Modern ventilation systems, like the one I have will recover a lot of heat, when exchanging air.
by jopsen 1y ago
Modern ventilation systems, like the one I have will recover a lot of heat, when exchanging air.
- whatevertrevor 1y agoI know, I have one too. It's still energy negative because they're not 100% efficient and you're paying energy to run them in the first place. Still worth it for better air quality.