New answers tagged smell
AKA: Dirty Sock Syndrome (paraphrased), caused by the growth of mold and bacteria on the coil. Heat pumps (central HVAC) are particularly susceptible because, unlike conventional heat exchangers, their heating cycles are not hot enough to kill the microbes that thrive on their wet coils during the cooling season. Instead, the temperature is just warm enough ...
Same thing my the system in my house. Uses a MERV 16 5". Smell was the filter itself. Dont know what it picked up, but it was generating its own odor. Whew ! I think it started after I baked a beef roast. which smoked a bit when in the oven. Maybe something in rhe meat ?
For years, I tried to find the source of my stinky sinks. Not just the kitchen sink, but my bathroom sinks also had a 'sewer odor'. I cleaned sinks, pipes, garbage disposal, etc. I cleaned, poured, disassembled and checked traps, cleaned traps, you name it; I did it. FINALLY, someone suggested that I clean my dishwasher. I never would have thought of this. ...
Could be drywall itself. How old is the house? Wallboard contaminated with sulfur compounds was epidemic a few years ago. Another occasional source: lead-acid batteries, including sealed batteries, which may be found as backups for garage door openers, alarms, or computer systems.
In certain areas the water, well water in our case, will have that smell. It is corrected by a water conditioner.
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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