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12 votes
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Persistent sewage smell coming from basement drain

You are correct that floor drains do need to be monitored and occasionally the trap refilled with water. So the first thing to check is that your floor drain actually has a trap. The way to do that ...
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  • 19k
11 votes

Control smell coming in from neighboring Dry cleaner

First thing to consider: does the law in your area require the cleaning company to restrict the fumes from their operation? If it does, and they aren't in compliance, the government may be able to get ...
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  • 1,326
6 votes

How can I find the source of a mysterious bad smell?

It took us 4 months to track down our odor. It was ghostly, in that you would only catch a small whiff once in a while while in the house; however, when you came back into the house after being out ...
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  • 714
6 votes

How to get rid of old house smell?

Years ago, my wife and I moved into a condo that had a faint weird smell. I put charcoal into a net bag like the ones potatoes come in, and set it into the cold air return ducting at the furnace. I ...
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  • 12.1k
5 votes

Are there any health concerns with using copper green wood preservative indoors?

Your contractor should not have sprayed that stuff inside your wall for a number of reasons: 1) it says on the label that it is for exterior use only. 2) It will not really do any good. That product ...
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  • 33.5k
5 votes

Burning smell in my clothes dryer

I had this issue with my electric GE dryer. The plate on the inside had trapped lint that was turning brown and causing the burning smell which smelled like sulfur or burning rubber depending who you ...
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5 votes

rotten egg smell in cold water only bathroom sink of new home

We had this same problem. The smell was only coming from our kitchen sink, and only for a few seconds after the water was turned on. No other faucet in the house had smelly water, so I was quite ...
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5 votes

How to permanently get rid of old cigarette smell from previous resident?

I had a house I purchased that had previous residents that were very heavy smokers. Everything in the house was covered in a yellow brown film. Steps I had to take to remove the smell. All hard ...
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  • 61.5k
5 votes

Can you sand drywall to get rid of cigarette smoke?

Trying to sand off paint from drywall just isn't something that's feasible. Your best bet is to use a shellac based primer or other primer made specifically to block odors. A primer that I'm ...
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  • 26.6k
5 votes
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Is it safe to seal a gas fireplace?

Where I live, it is mandatory that if you can smell the gas, you have to call a professional certified in detecting gas leaks in home installations, or if you can't afford that, emergency gas service. ...
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  • 493
5 votes
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Why does sulphur smell linger so long after treating it?

The root cause was not residual sulphur in the pipes. I found out that there were, in fact two contributing problems to begin with: one was obvious and not root cause (a blockage at injector site) and ...
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4 votes
Accepted

Burning smell in my clothes dryer

If it smells like burning lint, it's probably burning lint. If the seals are worn around the lint trap (as evidenced by the amount collected underneath), the interior of the dryer can accumulate lint ...
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  • 6,825
4 votes
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Natural gas smell in house after new roof installation

If in ANY doubt about whether there is a significant gas leak, evacuate, alert the fire department, and tell the gas company to send someone over with a sniffer to check for gas and find the source if ...
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  • 16k
4 votes

How to I eliminate the smell coming from my Mitsubishi mini split units?

Posting my experience here as it may help others. This happened for the first time to me last night -- same scenario: 2-year-old Mitsubishi units, very humid day (raining on and off), low cooling load....
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4 votes
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Natural gas range emits kerosene/propane burner odor

Yes, you have a problem! An orange flame, as opposed to a blue one, indicates too much fuel and not enough air (i.e. a RICH combustion condition) that is very dangerous. Excess CO is produced in ...
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  • 20.5k
3 votes
Accepted

What could be the source of an intermittent, unlocatable rotten egg smell?

Think I found it, this time, at least. Turned out to be some rotten, moldy food that managed to get hidden away in the back of an infrequently-used pantry.
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  • 12.2k
3 votes
Accepted

What could cause my house to smell musty after coming back from vacation?

I am guessing you closed all your windows, shut the doors, and made sure the AC was off or set really high. So then the humidity of the house goes sky high, mold spores multiply, and all of the ...
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  • 46.2k
3 votes

How can I find the source of a mysterious bad smell?

If the house is old enough, the kitchen sink probably drains into a catch basin. It will smell unless it has an air-tight cover, especially if you use a garbage disposal. It may be time to honey-dip ...
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  • 12.8k
3 votes

How can I empty a bucket of stinky water under my sink?

You should siphon the water out using a tube or flexible pipe. I have included an article containing instructions on how to do this here. You will have to adapt it to a much smaller scale, but the ...
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  • 320
3 votes

Bare Wood Window Sill Stinks Bad

Since you have isolated it to one particular sill maybe you should simply replace it again. In five months that sill may have gotten wet and activated some fungus that has been latent in the wood. I ...
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  • 61.5k
3 votes

Burning smell in my clothes dryer

There is a burning smell inside my clothes dryer after it runs. Does anyone know what that could be? Yes. Burning smells are a common indicator that something is burning. So something is burning. ...
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3 votes
Accepted

Are there drawbacks to installing a stronger bath fan?

While this would just be short term use. If you have natural gas, propane or oil appliances, this could & even would suck noxious fumes into the house which could eventually or quickly kill you. ...
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  • 9,789
3 votes

Five Year Mystery - Unable to find source of burning smell from HVAC system

Do you maybe have a steam humidifier on the furnace? If it was wired incorrectly or was damaged it could be trying to heat water when the furnace is not running, or when no water was present in the ...
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  • 1,247
3 votes
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New crawl space fiberglass insulation - Strong odor

Your comment about "burnt cotton candy" triggered my memory of this article that I read a while ago. From Green Building Adviser on smelly eco-friendly fiberglass. The article describes the ...
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  • 1,022
3 votes

Why does my window smell like BO?

I have the same problem. I discovered the body odor smell was coming from the fly screen. I live by the beach. After a weather event involving both wind and rain I noticed there salt deposits left. ...
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3 votes
Accepted

Odd smell from hot water if I don't use it for a while, what could it be?

The bad smell is not dangerous. It is usually caused by 1 of 2 things. The anode in the water heater has dissolved and there is a bunch of gunk in the bottom of the water heater that needs to be ...
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  • 97.5k
3 votes

Sewage smell in my basement - Where is it coming from?

You want to make sure that all your traps have water in them. If your floor drain is dry, it will leak sewer gas. Also, if you have natural gas or propane, check to make sure that there are no leaks....
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  • 4,392
3 votes

AC smells horrible - Clorox in the drain tube fixes it temp

The condensate drain line at your unit should have a trap built into it to keep sewer gasses from being pulled up that line. Opening a window may worsen the problem. Since you live in an apartment, I ...
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  • 12.1k
3 votes

Is the discoloration on my bed frame rails mold?

This was already answered hours ago by another one of our more experienced users, when you asked this under a different username: Is this mold? Black? White? Honestly, it appears to be simple iron ...
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  • 1,954
3 votes
Accepted

Metallic smell when HVAC Unit. fires up. What could it be?

I think you need to find your way into the heat exchanger and look for "foreign" matter to clean out. Let me walk you through what is going on here. The initial fan noise you hear, is the draft ...
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  • 2,466

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