3 ms·
Not sure the size of your addition, but Panasonic makes a small ERV for around $400, I use it in my 500sf workshop. They have a larger model that is around $10
by turtlebits 6y ago
Not sure the size of your addition, but Panasonic makes a small ERV for around $400, I use it in my 500sf workshop. They have a larger model that is around $1000.