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  1. basement - What humidity should I set my dehumidifier to?

    Jul 25, 2011 · I just bought a 50 pint dehumidifier for my basement. What humidity level should I aim for? This time of year the outside humidity is very high (over 80%) and we do not have …

  2. Basement humidity level / percentage - Hearth.com Forums

    Jun 18, 2010 · Does anyone have any info on what is an “acceptable” level for humidity in a regular house basement? What I am asking on “acceptable” , is how high can the humidity be …

  3. unfinished Basement humidity at 79% despite 24-7 dehumidifier

    May 6, 2024 · A furnace lives a few feet away from the dehumidifier in the basement, but furnace is incapable of heating or cooling the basement. The furnace only heats/cools the first floor of …

  4. How much moisture is OK and how to determine that for …

    Jan 23, 2025 · This greatly depends on how much moisture and how often you get it in your basement. A better understanding of what exactly is going on is needed here before anyone …

  5. hvac - Should I open my AC register in the basement to help with ...

    Jul 21, 2019 · You should open 2 registers in the basement and have at least 2 floor level return grills to circulate air in the basement. Set the de-humidifier at a comfortable level and now you …

  6. mold - Humidity levels in new basement are high - Home …

    Jul 15, 2020 · The humidity levels in my basement have gone gangbusters in the past couple of months. I currently have 2 dehumidifiers running full throttle 24/7 to keep the RH at around 50%.

  7. basement - How can I reduce humidity in my living space? - Home ...

    May 18, 2025 · Relative humidity is a measure of the amount of moisture in the air as a percentage of the maximum that air could hold at that temperature. Hotter air can hold more …

  8. Basement Humidity Increases When Central A/C is Running

    When the A/C starts, it's somehow pulling more humid air from outside into the basement. Hot air can hold a lot more humidity, so on a hot day, outside air that is below 50% relative humidity …

  9. Confused about humidity levels in basement - a math problem

    May 20, 2021 · At 10,000 cubic feet this would be 7.7 lbs of water in the air in the basement. Since I started running the dehumidifier yesterday, the humidity has dropped to 65% (so not a …

  10. Humidity in cool basement - Home Improvement Stack Exchange

    Jun 20, 2021 · Your basement is damped but not humid. We know humidity is directly related to temperature, but dampness is not, it depends on the availability of water that affecting the …