A rated warrant officer with over 22, 23, 24, or 25 years of aviation service, will continue to receive the rate prescribed for officers with over 14 years of aviation service.
1 Open windows when outdoor humidity levels are low. 2  This lets in a fresh breeze that can help even out home humidity levels. 3  Keep the windows closed when the humidity level is higher than the ideal 30 to 45 percent.4  Keep a small weather station on hand to help you track outdoor conditions right where you live. Open windows when outdoor humidity levels are low. 2  This lets in a fresh breeze that can help even out home humidity levels. 3  Keep the windows closed when the humidity level is higher than the ideal 30 to 45 percent.
A: There is not just one ideal year-round indoor humidity level. People are typically comfortable with a RH (relative humidity) in the 30 to 50 percent range and can tolerate 20 to 60 percent.The ideal RH depends whether you live in the North or South, and it changes with the seasons.eople are typically comfortable with a RH (relative humidity) in the 30 to 50 percent range and can tolerate 20 to 60 percent.