Questions tagged [humidity]
The humidity tag has no usage guidance.
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Should I expect a whole-home humidifier to provide consistent humidity throughout a 3-story townhouse?
I'm looking to install a whole-home humidifier in my 3-story townhouse in northern Virginia. I already have trouble keeping a consistent temperature throughout the 3 stories - should I expect similar ...
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What are good Relative Humidity and Temperature settings on an MHRV and are the settings related?
I need to configure the threshold Relative Humidity and Temperature settings on an whole house MHRV system.
The way the system works is that if the RH threshold is exceeded the system increases the ...
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Aprilaire 600 "on" light doesn't come on
I changed the media when the humidistat said to change it. I turned off the humidistat, removed the old media, put new media in, and turned on the humidistat. I noticed that the "on" light ...
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Can I use an air source heat pump water heater for dehumidification of indoor line drying?
After living in the German-speaking world and becoming accustom to having a Trockenraum, which can be thought as a dedicated room of a building for line-drying laundry indoors backed by a blowing ...
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Can I use a portable dehumidifier as a temporary solution for the humidity in my crawlspace?
I have a Frigidaire 70 Pint Capacity Dehumidifier that I'm considering putting down in my crawl space as a temporary solution.
Back story: Our house is only a 1.5 years old but the crawl space is very ...
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Basement humidity 80-90% with unsealed concrete foundation, how can wood moisture be OK?
In summer our home in west Massachusetts has a humidity level of 80--90% for months, which according to what I read can be a serious problem. However, my pinless moisture meter measures the wood beams ...
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Inside insulation of an exterior wall - insulating on tiles
I am working on the insulation of my 100 years old house. A full external insulation was too expensive, so I am doing it on a room by room basis.
Now I am planning the bathroom. The current walls are ...
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Is this a water leak or condensation in the wall around my dryer vent?
I pulled my dryer out yesterday to clean the vent and tubing. When I moved the dryer I noticed what looked like a huge wet stain around the vent connection that leads to my attic. There appears to be ...
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What can replace a dryboard in a cold, moist house?
The dryboards (?) in my summer house are starting to crumble. They have been here for at least 50 years, without any issues, but ever since no-one is living there permanently (4 years ago), they are ...
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bathroom switches into a pir/motion sensor
I have a two switch box in my bathroom that controls a ceiling fan and light. I bought a TDHOS5, Dual Technology Humidity/PIR Motion sensor with the goal of replacing both switches.
I can’t seem to ...
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Two vents in utility room, one to AC one directly to attic where hot moist air comes from?
I have a question about my AC system/attic/laundry room.
This is a new house built in 2019. Been living here for a year. I Noticed the laundry room has always been humid and figured it was because of ...
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Why is the bathroom ventilator constantly running?
Recently due to an outdoor smell which is making me ill I've had to close all my windows in my small 1 bedroom flat.
I now notice the bathroom ventilator is constantly running whereas before it used ...
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Kitchen Installation new build: How long after heat goes on?
In Short
Our kitchen suppliers have told us that the kitchen should only go in 6-8 weeks after the heat has been turned on in our new build. Their concern is how dry the house is, I assume the issue ...
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Fixing wall with constant moisture over the years
I live in Mexico where most of the houses are made by brick and cement. Over the years we have had moisture in the walls as shown in the images below.
As you can see, it looks like if the wall is ...
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Attic “floor” insulation
I have a cabin soon to be my house. Recently added on to it.
I reinsulated the attic of the original house and insulated the addition. Both should be insulated to r40-r60.
We turn the heat down during ...
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Can plywood permanently retain moisture in an isolated spot?
The subfloor on the main level of my townhouse has several very small isolated wet spots. There is a crawl space underneath, and I thought high humidity in the crawl space was the culprit, but I no ...
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How to protect natural plaster in a very old house, in the bathroom
I am finishing the last of the renovations on our house. It is an extremely old property that had not received much love for many years. My father-in-law renovated the bathroom but it has been a ...
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Luxury vinyl flooring and above grade hot humid vapor pull
I've witnessed first hand that a strong vapor pull from a crawlspace up through the subfloor can happen when there is a big temperature difference. In this case a single room was cooled to 68 degrees ...
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Fenomastic Mat on Jotashield Tex Ultra on powder-coated aluminium?
Context. Hot, humid, and sunny outdoor climate.
Input. Large shiny powder-coated aluminium panels with some dents in them. This shiny finish makes the dents very visible. The dents are not removable ...
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Fresh Air Ventilation Humidity Issues
We moved in a few months ago to a new construction home and had noticed very high humidity inside our house, sometimes about 70-80%. When moving in the builders explained to us about the fresh air ...
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Tricklevent on narrow uPVC windows?
I have some condensation issues inside a few bedrooms in my house, and I want to install trickle vents on the existing uPVC windows. They are old (20+ years), and I am hoping to get a few more years ...
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Basement in a mud-brick house near a lake?
For the purpose of the short story that I am writing I have come with an idea of a mud-brick small building (base floor + top floor, just a few rooms), lost somewhere in the north Nigeria. The ...
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Hold or hot humidifier for best effect
I'm creating my own humidifier, but I'm not really sure if I should create a room temperature humidifier or a hot/cold humidifier.
If I go for the cold/hot option, I'll be using a peltier element, so ...
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Had a slow leak into bathroom ceiling/wall but humidity was low and controlled in that area for 2 weeks. What is mold Risk?
Installed a new furnace humidifier to replace a non-working(probably never used) vintage humidifier 14 days ago in a new place I bought.
Confirmed a small gap let a slow drip from condensation that ...
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Condo fan coil thermostat fan never turns off, cooling is humid
My thermostat in my condo is a honeywell thermostat and it the only options it has are System and Fan. Fan is set to auto (other option is Lo Med Hi) and the System is set to Cool (or Auto or Off). ...
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humidity vs cooling
Which is more efficient? The house is hot, but closed to keep humidity out. Should we open the doors to let cool air and humidity in or keep closed to keep humidity low, but temperature rises?
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Humidity in a shower with a microcement floor
I made a decision that is giving me several problems: I decided to put a microcement floor in my house.
One of the dirtiest problems is in the shower. The micro-cement around the drain gets wet when ...
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dehumidifier setting and humidity setting(April air unit) What is appropriate?
I can't find the right setting for the upstairs vs. the basement for the humidifier on my furnace. I have the dehumidifier in basement on 50%.
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How to control moisture in home?
I shifted to my new flat recently.
I found that it's quite moist inside, due to new construction.
Any one have any idea how I can control humidity inside?
Not using any machines, but like Silica ...
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Is a peltier-based dehumidifier a good choice to prevent condensation?
I have a non-heated, enclosed space (crawl space that does have a vapor barrier). During a limited number of days in the spring or fall, I get condensation on things that stay cold while the air ...
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Installing insulation board in basement to control moisture
I just had a basement waterproofing job done and it is doing an awesome job relieving pressure and keeping the basement flood-free (we just had a very large amount of rain here in central PA and it ...
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How do I raise the humidity levels in my home?
I installed hardwood flooring in my home late last fall. The humidity level in my home this winter dropped incredibly low (20%). I'm not sure if it's related to the new hardwood.
I installed a whole ...
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