Energy-efficient ventilation / Discussions

What system do I use to circulate air or exchange fresh air in a home?

...ventilation system. That can be either just heat recovery (HRV) or energy recovery (ERV) which also manages moisture. Here is a page that may help - Choosing between an HRV and ERV, which is best? if doing a conventional ducted system through your home is too big a cost or hassle (it would be quite disruptive) there ar...

Posted by Tiana Robinson Dec. 19, 2023 HRV and ERV 1 response

Do I need exhaust fans for bathrooms if I have an ERV that is connected to them?

...ventilation system is used as a bathroom fan then new air -warmed or cooled by exhaust air depending on the season – is very much preferrable. Does the bathroom fan switch have a timer on it? That is helpful as it will also boost the power of it to help remove moisture. Here is a page about why balanced air pressure in...

Posted by Dennis Pierron Jan. 10, 2022 Ventilation 4 responses

Where should you locate HRV and ERV exhaust vents?

...ventilation pro, if so you may be able to find a green home HVAC designer in the Ecohome Building Directory. Just enter the category and location where you are. That said, we can still weigh in a little – Having your HRV or ERV exhaust vents draw from bathrooms eliminates the need for makeup air as you obviously know. ...

Posted by Micara Muir July 12, 2022 HRV and ERV 3 responses