Why does my house still smell like chemicals after HVAC cleaning?
HVAC cleaning treatments can leave behind strong, persistent chemical and chlorine-like odors that linger for days. This causes physical symptoms like a chemical taste in the mouth, nausea, headaches, and sore throats, forcing some homeowners to temporarily stay in hotels.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Opening windows and airing out the home repeatedly
- 2Living in a hotel
- 3Setting the thermostat fan to AUTO
- 4Buying store-bought band-aids/products to deal with musty odors
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“But there’s still a musty smell lingering in my apartment. What could be going on? Is this tube supposed to be sealed?”source ↗
“is this something I can tell the maintenance people to fix 😭😭”source ↗
“That was six days ago, and there is still a chemical and chlorine like odor in the house that is so strong my husband cannot be in the home.”source ↗
“My husband and I both experience a chemical taste in our mouths when in the home as well as nausea, headaches, sore throats, and itching.”source ↗
“We are currently living in a hotel.”source ↗
Where this came up
People with this problem also raised
- 4How to get rid of strong Fabuloso smell in the house
- 12Why is my AC air handler wet and smelly?
- 7How to get chemical smells out of carpet
- 7Burning smell coming from HVAC vents
- 2Why does my hall closet smell like cat pee on certain days?
- 12Why does my house smell like cat urine when there is no visible mess?