Erv Instead Of Bathroom Fan

A window is a simple option.

Erv instead of bathroom fan.

Wall fans blow air from the bathroom into the room on the other side of the wall then sucks the clean dry. This is what i am running. Pair a supply fan with the exhaust fans another way to get balanced ventilation is to use the exhaust fans with controls and also install a supply fan. I have a panasonic bath fan with a 30 min timer and a fantech erv set to 0 35 ach.

My suggestion is stick with a dedicated exhaust fan. But when the erv hrv is not running the homeowner should be able to have a switch in the bathroom s to run the unit when it is not otherwise in run mode or some type of override switch to. We ve managed to set up the erv to run the exhaust fan continuously but this then causes other problems. This system can also be set up to draw from bathrooms instead of hallways thus eliminating bathroom exhaust fans.

Don t need a 200 cfm hrv in most cases even for large houses in terms of normal ventilation rates 62 2 2010 not 62 2 2013. I m thinking of the qufresh fan made by air king. The dueling pressures can significantly reduce ventilation effectiveness. Often will add bath fans if the hrv size doesn t allow a boost rate of at least 50 cfm per bathroom.

You don t have to worry about any electrical wiring or mold buildup because it is a. Differing air flows through the hrv erv can occur due to pressures created by the central air handler in the trunks. Alternatives to ducted bathroom fans wall fans.