If that s not the problem vacuum and then scrub the firebox the area that contains the fire at the base of the chimney.
House smells like attic air.
But if air ducts leak disconnect in a dirty non living area like your attic or crawl space they draw in the surrounding air which is usually filled with dirt dust and mold spores.
If you notice this type of odor coming from your attic avoid entering it unless you are wearing a proper respirator.
What causes that old house smell three things that musty old houses have in common.
Little ventilation high humidity and darkness says bill carroll jr an adjunct professor of chemistry.
You should expect the attic to smell like the bathroom.
Common sources of musty smells in homes and basements.
Chimney smells can be drawn into the house when these are left open.
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Fix the bathroom vents issue.
It the attic air is sucked into the house you should expect the house to smell like the bathroom.
To keep the smell from getting any worse you ll want to remove odors in an attic as soon as possible by trying a few methods to clear the air and eliminating the root of the problem.
The odorklenz mobile air system is a great air quality solution when it comes to removing odorous smells from the air space.
Most likely the smell will be knock you out strong in one particular area and that should be able to help you identify the source whether it s in the attic basement or some specific wall.
Moisture feeds mold and mildew growth.
This can not only cause the evaporator coil to get dirty but can also cause mold to grow in the ductwork itself.
My house smells musty after rain.
Rodent droppings urine another potential source of attic odor is from a combination of rodent droppings and urine when mice or rats take refuge in the attic they are naturally going to do their business here.
The first spots to check are the roof and attic but rain can seep into basements and crawlspaces too.
If the smell persists after the firebox has dried following this cleaning call in a chimney sweep to clean and inspect your chimney.