HAVEN IAQ PM2.5 threshold is crossed . Honeywell Total Connect Comfort Set fan to on or auto.

When PM2.5 levels become unhealthy, set Honeywell Total Connect fan to On

Connect

If your home's PM levels are too high, this sets your Honeywell Total Connect central blower fan to On, ensuring that more air is moved through your filter. Note: Use a second applet to turn off the fan once levels are healthy again.