What happens if a rodent dies in a ductwork?

Author: Dorthy Welch  |  Last update: Monday, April 14, 2025

When these rodents die in the duct, they start decomposing after some time and that leads to that foul odor all over the house. Also, these dead rodents might be carriers of harmful bacteria and viruses that could get circulated around your house through the ductwork.

How to get dead rodent out of ductwork?

Clear The Dead Rodent Out Of The HVAC Duct

Just open the vent up, use your gloved hand to reach in and grab it, and then place the body inside of your durable plastic bag. You should be wearing gloves that are disposable. These can go into the plastic sack with the animal.

Can a dead animal in your vent make you sick after?

Dead animals can also carry many viruses and bacteria that will enter the air that's being circulated throughout the living environment. For the well-being and health of everyone in the home, this is obviously a situation that cannot be left unchecked.

How long does it take for a dead rodent to stop smelling?

This is costly and time-consuming, but typically the only way to remove a dead mouse. If you choose to wait it out, it can take up to 3 weeks to a month for the stinking odour to pass.

How to find a dead animal in ductwork?

Use a screwdriver to remove the cover of the suspected air duct. Use a flashlight to look inside the duct and see if you can find the dead animal. If the distance to the dead animal is beyond a turn in the air duct, you will need a tool such as a telescoping inspection camera to find it.

How to get rid of dead rat smell?

How do you remove rodent from air ducts?

Steps To Take If Rodents Are In Your Air Ducts
  • Take Time Outside of the Home. ...
  • Inspect the Inside and Outside of Your Home. ...
  • Turn Off Your HVAC System. ...
  • Collect the Necessary Materials. ...
  • Remove the Vent Covers. ...
  • Set the Traps. ...
  • Check the Traps Daily. ...
  • Remove the Intruder.

How to get an animal out of your ductwork?

You'll have to turn off your HVAC system and remove all the vent covers. You'll need to load a trap for each vent. Most do-it-yourself-ers use snap traps baited with peanut butter, meat, or cheese. Place the trap just inside the vent and wait.

Is breathing in dead rat smell harmful?

If you've ever faced the unmistakable stench of a dead rat in your home, you know how quickly it can become a health hazard. The lingering smell isn't just unpleasant—it can carry harmful bacteria that could impact your well-being.

Is it okay to leave a dead mouse in the wall?

A dead mouse should not be left to rot inside your wall, because its corpse could soon attract fleas. With an electronic borescope, you can locate the corpse's whereabouts by drilling a coin-sized hole, a few inches off the ground, into the drywall of the cavity that seems to be emitting the smell.

How do you neutralize a dead rodent smell?

Baking Soda.

It's a fantastic natural deodorizer that can help absorb the unpleasant dead mouse smell. Liberally sprinkle it over the area to cover the affected zone. Allow it to sit for a few hours or overnight, giving it ample time to absorb the odour.

Will duct cleaning remove dead mice?

You should explain the situation when you call for service; some HVAC service providers may refer you to an animal control provider instead, but many HVAC technicians will be able to remove the dead mouse or rodent properly.

Why do I hear scratching in my vents?

Animals like squirrels, raccoons, and rodents can find their way into your house and into the ductwork. They can even make a new home in the ducts, which becomes a serious problem for your home. If you think you hear scratching coming from your ductwork, it's incredibly important to call professionals right away.

Who gets dead animals out of vents?

Removing dead rodents from your furnace ducting is no simple task. Homeowners often need to hire professional pest control, HVAC, and/or air duct technicians to remove the vermin and odors.

Can rodents get into air ducts?

Usually, the last place you'd think about rodents calling home is your air ducts. Sadly, rodents will nest and breed pretty much anywhere in the home, and your ductwork could pose as the perfect spot for a rodent's den.

How do you get mouse smell out of air ducts?

It's best to ventilate your home as much as possible to eliminate the mice odor. Open all windows and screened doors and position a few fans to blow air toward the outside. If your ductwork leaks somewhere, the mouse odor might not go away until you have the ducts professionally cleaned and repaired.

What does a dead mouse in vent smell like?

What does a dead mouse smell like? The smelly carcass is emitting a pungent odour of decay and a “bouquet” of toxic gases like foul-smelling of rotten cabbage thiols, methane, hydrogen sulphide, ammonia and pyruvic acid.

How long does it take for a dead rat to stop smelling?

It may take days or weeks for the carcass to dry out and the odor to naturally and completely disappear. Humidity can affect the process and make the nauseating odor even more intense. So, if a rat dies near steam pipes or other moist areas in your home or car, it may be "ripe" for a long time.

What do mice hate the most?

13 scents that mice hate and can help you to keep them away
  • Cinnamon. This has a strong and spicy aroma that mice probably hate. ...
  • Vinegar. Mix some water and vinegar in a spray bottle to mist any areas where they have been seen more often.
  • Dryer sheets. ...
  • Cloves/clove oil. ...
  • Peppermint oil. ...
  • Teabags. ...
  • Mint toothpaste. ...
  • Ammonia.

How much does an exterminator cost for mice?

Our research shows that hiring a mouse exterminator costs an average of $394, with some professional exterminators charging between $90 and $150 per visit. Promptly dealing with a mouse infestation is crucial to maintaining a safe and healthy home.

What are the first symptoms of hantavirus?

In most recorded cases, symptoms develop 1 to 8 weeks after exposure. Early symptoms, such as fever, dry cough, body aches, headaches, diarrhea and abdominal pain, are similar to many other viral illnesses. This may prevent an HPS diagnosis before the illness progresses.

Will mice bite you in your sleep?

The truth is that if there is a chance to experience a mouse bite, while you are snoozing, it's a minimal one. The critters are scared of humans and the only genuine reason to find one in your bed is if there's any food source for them, like crumbs, for example.

How long does it take for a dead rat to get maggots?

The female lays her eggs on or near a decomposing animal, and the eggs hatch within 8-20 hours into larvae, also known as maggots. Maggots are legless and worm-like, with a moist, translucent appearance.

How to get a dead mouse out of your ductwork?

Removing the animal should be straightforward if it is close to the vents. All you need to do is open the barrier, reach in with your gloved hand, and put the dead body inside a plastic bag. Use disposable gloves that you can put inside the plastic bag to dispose of as well. Seal the bag and throw it right away.

How to tell if an animal is in an air duct?

Identifying Signs of Animals in Your Air Ducts
  1. Strange noises: Scratching, scurrying, or squeaking sounds from your air ducts are often one of the first signs of an infestation. ...
  2. Foul odors: If you notice unpleasant odors coming from your vents, especially when your HVAC system kicks on, you might have animals in there.

Can mice in your ductwork make you sick?

HOME AIR DUCTS CAN MAKE YOU SICK FROM MICE, DIRT OR PET HAIR. Dust, pollen, smoke, chemical sprays, mold, fungus and germs can build up in your furnace ductwork.

Previous article
Do sticky traps work for drain flies?
Next article
What is a master plumber?