If you can t access the walls cavity walls for instance then you have two options.
Mouse nest in wall smell.
As i come down our stairs the smell seems to linger at ceiling level.
Unfortunately this smell can be produced by any member of the rodent family mice rats etc that may have found its way into your walls attic or crawlspaces and died.
For pet mice reduce odors by keeping the mouse s cage near an open window.
We had a couple of mouse nests on the top of our wall system.
The odor of a dead mouse is a mix of sulfur dioxides methane and other noxious gases that are produced as tissue begins to decompose.
If you re at all uncertain look for the other signs you ve got a mouse problem such as nickel sized holes in the walls baseboards and floors and teeth marks in these areas.
Mice usually get inside walls from these points.
Since it was behind the stove no one would know.
We have a very stubborn odour in our basement.
As a rodent s body rots the smell can spread over 300 meters away from the corpse.
How to get rid of mice without poison.
Spray the dead rodent or nest and the surrounding area with a disinfectant or a mixture of bleach and water.
If their nest is inside your walls you have dead mice in the walls.
The answer to this depends entirely on whether or not you can access the walls.
Just look at this glaring stash hiding behind.
Soak rodent nesting materials or droppings in solution for 5 minutes before wiping up with a paper towel or rag.
Get rid of mouse urine smell in walls.
Get rid of mice without poison.
Often near gas lines utility pipes ductwork cable networks and dryer vents and if these holes are as big as a dime mice can easily squeeze through them.
Dead rodents or nests.
Once the mouse infestation is gone for good patch the drywall.
Use deodorizing air fresheners and ventilate your home thoroughly to help negate the odor during this period.
If you can access the walls then read this post and complete the task with relative ease.
You may have closets and utility rooms where mice feces are quick and dirty signs of problems.
The mice eat the poison bait and then go back to their nest where they may die.
The basement walls are made out of styrafoam blue max system with cement throughout the middle.
Baiting mice with poison presents a problem.
Look at this tiny hole chewed where a new kitchen cabinet was fastened to the wall.
Wear rubber latex or vinyl gloves when cleaning up dead rodents or nests.
Compartments made for your ac units chimney pipes and roof vents.
Pet odor removers and spray odor eliminators also help reduce mouse related smells in cars as does professional treatment with an ozone machine.
So depending on the location of the corpse you will need different tools when figuring out how to get rid of dead mouse smell.