It seems that 50% is a good level. 40% is dry, and 60% invites mold and sweaty pipes. Use an electric hygrometer to measure the humidity level. A dehumidifier of at least 50 pints per day is recommended for the basement.
Lower level, get in a basement if you can.
50-70%
Vents, doors and windows should be kept CLOSED all year round. Warmer, more humid air is attracted to your cooler basement. "Fresh air" coming into your basement is also bringing in humidity with it. This causes condensation problems ranging from sweating pipes to damp, musty basements. Get a good dehumidifier to control humidity.
The basement is the level in your house below ground level. To say it another way, you would be below the ground if you were in a basement.
50-60% is usually a good rule of thumb.
normally it should be 50% and if it is 40% we can call it as dry .
Humidity in room under 50%. If it's plywood sub floor moisture level should be below 12 the lower and drier you can get it the better
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.
this is the current humidity
There is nothing wrong with installing carpeting in the basement. There may be types of carpeting that work better with humidity in the basement. Be sure that your basement is sealed to keep water out before installing.
The Soleus does have a humidity gague where you can see what the current level of humidity in the room is.
relative humidity Humidity is the term that describes the level of air saturation.