The tag has no usage guidance.

learn more… | top users | synonyms

20
votes
1answer
21k views

Humidity Levels

What is a healthy and safe humidity level that I should try to keep my house at?
7
votes
2answers
16k views

Why does my fluorescent light fixture take minutes to turn on in high heat and humidity?

Our kitchen fixture won't come on for 3 to 5 minutes when the temperature goes over 90°F (32.2°C) and 90% humidity. It flickers and only reaches 80% brightness after that. It will occasionally ...
0
votes
2answers
477 views

What's the quickest way to get rid of larvaes and [clothing] moths at home?

We've moved to this apartment two months ago. The apartment was apparently repainted, while the building is no older than 10 years, but every single part of seems intact for all these years. I've been ...
5
votes
1answer
236 views

How to better waterproof the shower area?

I recently started having a lot of moisture in room next to my bathroom/shower wall. Its important to add that these walls are made of plaster. Initially I thought it was the silicone than joins the ...
1
vote
4answers
2k views

How often would a chest freezer need to be defrosted in a very humid tropical area?

Approximately how often would a chest freezer need to be defrosted if I live in an area that has a very high relative humidity and dew point. Relative Humidity: 73% Dew Point: 70 degrees I read on ...
0
votes
3answers
61 views

Can forced central air be retrofitted with central humdifier?

Several homes I'm considering have central air conditioners, but radiators or baseboard heaters. Is it possible to use the A/C ductwork to provide humidity to the home? I assume most central ...
5
votes
2answers
14k views

How should I test my home's humidity?

We have recently replaced the windows in our home and insulated the basement, making the house much more airtight. This combined with the fact that our dryer currently vents into the basement, we ...
4
votes
1answer
2k views

How do I lower the humidity in my non-vented laundry room?

I've lived in my house for about a year now and I have this small room (maybe 5x6) that contains my washer and dryer. I have central air and this room does not have a vent. Also this room does not ...
5
votes
3answers
574 views

What can soak up moisture from a closed space

I have a really weird problem. I have a bedroom wall where the paint kept bubbling and peeling off. I have re-textured and painted it several times. I finally ripped all the drywall off and ...
0
votes
2answers
90 views

How to project basement level of humidity before building?

Assume I am considering buying a lot and building a house in it. Is it possible and how would I project what the humidity level will be in its basement? Say the basement is built using concrete ...
2
votes
2answers
1k views

Why do air conditioners have thermostats, not humidistats?

I've noticed it over the years in various living quarters: an inside A/C temperature setting that's appropriate and comfortable for a given outside temperature is quite unbearable when the outside ...
12
votes
1answer
260 views

How to make a house that tolerates condensation

Where I live, it's humid outside all fall, winter, and spring, and hovers around 45 deg F. Combined with indoor cooking, showering, etc., we always get a lot condensation on our windows. Rot & ...
2
votes
1answer
749 views

How do I convert an A/C window unit from thermostat to humidistat control?

I've managed to get my hands on a really nice window unit AC that can cool my entire living space (about 900 sq ft), but the downside of it being so powerful is that I either have to leave it ...
-3
votes
1answer
2k views

I have a very humid room in the house, should I isolate it?

My house has a room very humid (85%) and susceptible to temperature changes. Even opening the windows I have mold issues sometimes. The other part of the house is well isolated and acceptable ...
1
vote
3answers
697 views

What makes water condense on the interior of the windows at night when it's cold? [duplicate]

While staying with some relatives, I noticed that all their windows experience terrible interior condensation at night and am wondering about what they can do to prevent it. The house is kept to 70 ...
0
votes
0answers
25 views

Condensation on windows [duplicate]

Having lots of moisture on windows in mornings a few days after turning furnace on now that it's getting colder out this fall. But now one if the windows won't even open! What do I do? Thanks!
3
votes
2answers
2k views

how critical are temperature and humidity when installing laminate floors?

We have a few dozen boxes of laminate flooring purchased a few weeks ago (Harmonics with Uniclic, if anyone's interested). These have been stored in an unfinished basement in central Minnesota, and ...
1
vote
1answer
3k views

Can I replace an air exchanger with a heat pump?

In my basement I have a rather large Air Exchanger: I have heard that if I install a heat pump I may be able to replace the air exchange. This gives me two benefits that I can see: The Heat Pump ...
3
votes
2answers
11k views

Why does my window air conditioner cool but not dehumidify?

I have a brand-new 5000 BTU Frigidaire window air conditioner, and it seems to work fine except that it doesn't reduce the humidity in the room. I turned it on last night, and the temperature was 81 &...
10
votes
2answers
33k views

What does a Summer/Winter switch on furnace air ducts do?

On some of our furnace ducts, there is a switch/valve for Summer/Winter or S/W. What does changing this switch/lever accomplish? Can bad things happen if I forget to switch it? Bonus question: ...
0
votes
1answer
637 views

How do I use a vaporizer/humidifier? [closed]

An attic has been converted into a bedroom and it's very uncomfortable to sleep in, the air is very dry. I bought a humidifier but it didn't come with instructions. This may be a silly question but I ...
-1
votes
1answer
460 views

Can I use computer cooling fins to build a dehumidifier? [closed]

I am trying with humidity sensors and want to build a simple humidity circuit myself, I already got a USB humidifier dissembled, now I need a dehumidifier. Can I make a small DIY dehumidifier with ...
1
vote
1answer
273 views

Should I tie into the ERV or just vent outside to increase bathroom ventilation?

Our bathroom currently only has an intake connected to the Energy recovery ventilation (ERV) to remove humidity, and it's completely inadequate even for a quick shower. Should I install an exhaust fan ...
5
votes
2answers
4k views

Is there a low cost way of reducing humidity?

I'm currently living in a very humid room and so am looking for a cheap way of getting rid of some of that humidity, without having to purchase an expensive dehumidifier. Are there any plants, objects,...
3
votes
1answer
620 views

What is a good way to humidify a (temporarily) vacant desert home?

We are snowbirds spending winters in our home in Phoenix. When we close it up for the summer we place several 5 gallon pails of water around to keep the humidity at about 35%. Is there a reason why ...
3
votes
1answer
777 views

How can I eliminate moisture dripping from my ceilings?

I have a 30 yr old bungalow. Last year we replaced every door and window in our house to make it more energy efficient. Our main heating source is an air-tight wood fireplace which runs all day ...
2
votes
2answers
137 views

Is a combined AC/Dehumidifer unit more efficient than separate units?

I've just moved into a "basement-ish" apartment; the actual ground level is about at my waist. It's a bit mustier than I'd hoped, and not as cool as I'd like during these closing days of Summer. I'm ...
5
votes
4answers
3k views

Will running a dehumidifier near new concrete cause it to cure poorly?

I have a new house with high humidity in the basement. Will running a dehumidifier constantly cause the new concrete to cure poorly?
3
votes
0answers
519 views

small black flying insect/bug in the house all of a sudden [closed]

it has been raining like crazy recently in my area (Maryland) for the last month and a half. I noticed that i'm seeing a lot of small flying insects (the kind that is seen on a extremely ripe banana) ...
2
votes
1answer
753 views

Any tips for painting in high humidity?

There is a 2 inch square where the paint ripped off above the shower. Drywall underneath looks fine, so my plan is to scrape, prime, paint (just a patch job). It's the only shower in that house and ...
6
votes
2answers
727 views

Would hardwood or carpet be better for a humid place?

We live in northern New Jersey (read: can get really humid). We have wall-to- wall carpet in our bedroom. The humidity caused it to rise like a can of surströmming (rotten herring). I have three ...
1
vote
2answers
2k views

How fast does moisture seep out of the ground in a crawlspace?

I need to fix humidity in my crawlspace. I'm aware of the expensive option, i.e. conditioned and sealed crawlspace, but I hope that's a last resort. I'm wondering if I can get away with the ...
2
votes
0answers
712 views

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 ...
9
votes
2answers
9k views

Why is my house humidity at 80%?

I live in Northern CA. For over 2 weeks, outside humidity is 90% (night) to 60% (4pm). I use fans when cooking and bathing. I keep the house temperature at 60-66 deg (night-day) and probably may ...
5
votes
4answers
5k views

Can I run a dehumidifier pump to a washer stand pipe?

I have a very humid basement, in which I run a dehumidifier often. To allow for a more constant run, I purchased a dehumidifier pump. It says to run the pump out through a window or to a sink. I ...