With a temp/rh probe barring that take a humidistat and turn dial when it clicks from closing circuit note the setting and that is humidity surrounding humidistat
Moderate humidity is the best for your home, humidity level should always be between 30% and 50%. Higher humidity at home allows mold spores to grow and dust mites to flourish. If you have a humidity problem, you can invest in a dehumidifier or call a professional.
With a dehumidifier
Yes Boiling water will raise the humidity in your home.
home level
30-40%
A home humidity sensor is a fairly inexpensive way to detect problem areas. They can be purchased online for as little as $20.00.
30 to 50% of Relative humidity - the relative part of relative humidity being relative to the temperature.
Controlling humidity in one's home is an important way to prevent problems like skin irritation, allergic reactions and damaged walls or floors. Humidity can be lowered with vents, opened windows, and dehumidifiers. If the humidity is too low, it can be raised by using a humidifier.
For optimal comfort and health, studies show that humidity levels should be in the range of 35% to 50%.One can track her/his home's humidity with a hygrometer, available at hardware and home improvement stores
A humidifier
Correct: Dana checked for them, but they're not home.
The mot efficient thing to do is keep a building at about 20 deg C continuously whether you are there or not. The less humidity the better!