This is sometimes a problem in older and/or improperly maintained systems. Why does my air conditioner smell like pee? Not sure about that but I would not recommend touching the engine unless you have someone steam clean it. How do you remove urine smell from a air vent? Natural gas is actually odorless, but has a harmless chemical added to it (mercaptan) which does smell like rotten eggs, so you’ll know there’s a leak. Then cut, remove; then replace the duct work. Flip the clip that holds the filter in place and pull the dirty filter out. My car has a manual transmission. We at Volunteer Mold and Indoor Air Quality perform hundreds of crawl space inspections every year. Be sure to check the top of the heat exchanger for debris that may have fallen into the duct work during construction or at another time when your registers might have been off: these items could be smoldering and cause an odor. No matter how clean you keep your air ducts , spores will begin to grow once the temperature reaches above 65 degrees Fahrenheit in … Here is the complete guide: www.hunker.com/.../how-to-clean-cat-pee-out-of-air-vents. We Are Strategically Locatedin Pearland, TX, We Have the Expertise to Service All Your HVAC Equipment, We Are a BBB Accredited South Texas HVAC Business. Solution: Find where the mice are living. Try it, I am most sure it will work after a couple times. Also, you can use Vinegar and water mixed about half & half (or a little weaker). The air that passes through the evaporator and the units’ mold build-up will carry the foul smell inside of your car through your dash vents. Another thing that works wonderfully and you can use it after the OUT! My car has 150000 miles. I like that you said I should check if there’s a dead rodent in our air duct because the remains could be the cause of the bad odor. But, technically, you’re not noticing the fungus itself. The reason that the smell seems to be coming from the HVAC system is usually that the odor is being drawn in through the intake vent, then dispersed through the home, although it is possible that the electrical issue is occurring inside the heater or air conditioner itself. posted by jferg at 3:53 PM on December 25, 2012 A lot of people say fungus in the AC system kinda smells like urine and auto mechanics recommend you make sure to shut the ac OFF and let the fan run for a few munites before you shut it down to dry off the evaporator coil. If your unit is too big, it cycles too quickly and doesn’t run long enough to dehumidify the air. Mold is the most common culprit for causing raunchy smells to come out of your cars’ AC. Since natural gas is extremely flammable, ignoring this bad smell is exceedingly dangerous. Mice in particular urinate and defecate frequently. While well installed vapor barriers do well to keep moisture out of the crawl space we find many barrier installations that fall way short of optimal installations. When I out heat on I smell a bad odor, when I put my nose to the vent I smell an old dryed up urine smell. It smells exactly like stale piss smell and its very strong. Solution: Contact an HVAC technician to inspect your system, find the leak, repair it, and replenish the refrigerant. Solution: Turn off your gas immediately, open windows, and call an HVAC professional to come out and inspect your equipment. To get rid of this smell, you obviously need to find where the mice are living. Air Specialist Heating & Air Conditioning is a Houston-area HVAC contractor that has been serving the Houston Metro area with quality service since 1970. So I don't have to tell you what his room smells like 2 days later. My car smells like urine when I blast the air, or sometimes I will also get the occasional whiff. The only reason you’d ever smell natural gas coming from your vents is because of a natural gas leak. You'll simply be amazed at how well this "OUT!" If you heat with natural gas, you should always be concerned with any rotten egg smell which likely comes from a leak in the system. This can mean that mildew or fungus has taken hold and is growing in, or somewhere near, the air conditioner. Air from vents smell like urine with outside air on..goes away with recycle air is on...replaced cabin filter some - Answered by a verified Chevy Mechanic. There is a broken fan in your furnace. and poured it down the windshield where the AC intake is and after several treatments it took the smell away. Finding Roof Repair Assistance for Seniors. Instead, the problem is probably mold. When the moisture doesn’t drain properly, it can escape into the ducts and cause mold. Solution: Find where the mice are living. The probable source of urine odor in your stove-top is mice. Learn to tell the difference and take the appropriate step to eliminate the odor. But I knew none was around because anyone in my home would (like most humans do) use the toilet to relieve themselves. But whatever the smell, it’s usually worth finding out why it’s there. I've had extremely good luck using "OUT!" Vinegar removes odors & Peroxide "eats" & fizzes away all organic /natural stains (including dried-on blood, coffee, cocoa, grape juice & red wine). With the power off you can check your air filters, and if they’re fine and you suspect a problem with the wiring, contact an HVAC professional right away. A: Your air vents may have a strange smell because: There is mold in your air ducts. However, if the air coming from your AC vent is smelly, you might have a serious problem on your hands. 5 – Avoid Vinegar. Occasionally, you may notice there are odors that come in with the air flow. It even removes blood from clothes. If you’re noticing your air conditioner smells bad like sewage, it could be a sign of issues in other aspects of the home. But, I would also buy the air freshener in the vent after airing it out with the products. It's made for removing pet's mess, like cat & dog pee, poo, hairballs, vomit, blood, if this stuff will work for nasty cat urine, then human pee should be a cinch. Here is useful information on the smells that may be coming from your air conditioning vents. We had to not only close off the vent, but tape cardboard over the vent. Place a new one into the slot where the old filter was and replace the clamps. It will only temp mask the smells. Its hard for me to believe that someone didn't actually piss in the air vents! The wire brush helps scrape the urine stain off the metal surface and get the detergent solution into the stain. But this morning, as soon as I turned on the car I was blasted with this strong piss smell coming from the vents! Finding where the mold buildup is and getting it cleaned up will solve the problem. The problem might be an air conditioner that is too large for your home size. Just spray it into the area where the urine is & cover with a plastic bag to keep the area wet, then leave it sit from an hour to overnight. Must, Mildew, and Mold; If there is excess humidity or moisture in the HVAC system, you could end up with mold and mildew flowing through the ductwork. Your stove has warm nooks for hiding, with food close by. How do I get rid of cat pee in my car vent? This not only drastically reduces your system’s efficiency, it can pose a hazard as it is flammable. stuff works. is Peroxide. Sometimes a musty odor is the result of bacteria growing on the coils of your. In most stores like Home Depot, or Sam's they sell a product called Odoband (I hope I spelled that right?). What are Those Strange Smells Coming from My Air Vents? Along with cooling, one of the functions of an air conditioner is to remove excess moisture. Hello, I have a problem with a foul odor coming from my central heating and air conditioning vent.It is only one vent that the odor is coming from.It smells like urine or feces,something like that.I do not know exactly how to describe it,the smell is just really bad.Does any one know how to get rid of that odor,or what could be causing the smell?Please help.Thanks so much. Solution: You need to have an HVAC technician find where the mold build-up is, and have it cleaned up properly. Then your blower moves the odor (and the spores) throughout the house. This is a ventilation issue, and energy efficient windows, good insulation, and snugly installed doors only add to the problem. Mice in particular nest in and around equipment and ductwork, and where they nest, they urinate and defecate. Solution: Talk to a HVAC provider to see if your unit is too large and go over your options for a high efficiency replacement. Cigarette Smoke . It’s important to do this, however, because while mold and mildew aren’t serious problems for your equipment, they can lead to respiratory health issues due to poor air quality. One of the most common smells reported by customers is a moldy odor. A leak or crack in plumbing could lead to a sewage scent if those cracked pipes are close to your A/C ductwork. However, it doesn't work in the heater vent. We finally got the heating and air people to come out. My daughter's room smelled terrible. You should not attempt to repair an electrical problem yourself. Smells in your ductwork can be caused by a variety of sources such as mold and mildew, animals in your home or ducts, duct leaks, plumbing leaks and issues, building materials, or mechanical issues, such as a leaky (and unsafe) heat exchanger or a bad blower motor that is overheating. I have this problem and just solved it...I took the plastic container the wax cubes come in and duct taped one sqaure onto vent and added scented oil...after 1 min the smell was gone!!! If you apply the OUT twice & still have odor, then you haven't gotten it on to all of the urine. This stuff takes out all kinds of smells. You can get a product called Nature's Miracle on Amazon or at your local pet shop. When the AC is running, there is a lot of condensation within the unit. An annual maintenance contract often catches small problems before they become big ones. Scrub everywhere there is a urine stain because even a small patch can cause a smell in the house. A dirty filter can cause a musty smell or lead to overheating and a burning smell as well as a fire hazard. If you smell urine coming through your vents, you likely have a pest infestation of some kind. Air Specialist Heating & Air Conditioning Co., Inc. Running the air conditioner a lot can cause condensation within the unit. I've gotten tons of mail from people here on ThriftyFun that can't believe they actually got rid of nasty pet odors, one letter was from someone who "had a problem with ferret urine around a window for years". When an odor results from something else, you should have your HVAC inspected by a trusted local company like Air Specialist. When I get home after work, I’ll check it immediately. There is a urine like smell that is coming out of the vents when we turn the car on. You have a gas leak. Mold grows in areas where this moisture hasn’t fully drained. Mouse urine reeks when you start cooking. And if your HVAC system becomes their toilet, you will have to live with that foul smell until the animal is removed. Some smells are merely irritating while others are hazardous. There is an insulation-type material in the duct work that the urine has soaked into. If your vents smell like something might be overheating, there may be a more serious problem. It gave the room a smell of acid urine. However, more liquid will just eventually eat away at the entire duct work. of dishwashing liquid in a spray bottle. They will need to be cleaned or replaced. Is there anything you can spray into vents to get rid of cat urine smell? It cost $4.79 at Walmart for a rather large spray bottle and smells lightly of vanilla. I only encountered horrible fumes from the car vent because the filter was old and when we changed it that fixed the problem. Why Does The Odor Coming From Your A/C Vent Smell Like Sewage? You may have to do this twice. Solution: The easy remedy is a routine maintenance call and/or tune-up. Keeping the air in your vents smelling clean and fresh is usually just a matter of keeping your air filters changed regularly. Air Specialist Heating and Air Conditioning Company, Inc. A Message from Air Specialist about COVID-19. Good luck with your problem. There’s at least one explanation why you smell urine when none is around or in sight. Spray it down the air vent until half the bottle is empty. And if the cleaning is beyond my capability, I’ll definitely call an air duct cleaning service to take care of it. Allow all these ingredients to sit for two to three hours. Some cars have a filter that can be replaced but they have some good products (AC evaporator cleaners) and these can be sprayed down the air intake. Clean the coils if possible, replace/clean the filter. Your HVAC system runs most of the time, sometimes cooling, sometimes heating, and always circulating air. Your air conditioner contains an important component called an evaporator coil, which is the part that actually cools your home’s air.. There are vermin in your air ducts. I read online it could be a leaky heater core, but the most likely issue is that a rodent got in and did its business in my … Cat or mouse - kinda smell the same.Cleaning your car vent is nothing like cleaning a house vent as a car vent is difficult to deal with. If you smell something that reminds you of fingernail polish remover, you could have a refrigerant leak. Someone used our vent for a potty before we moved into our home. Be sure you install the filter with the proper side facing outward. A smell like mildew or mold is probably the most common ailment of HVAC systems. Inspect for signs of mice when doing home appliance cleaning. You have to keep it wet for the enzymes to work. Read on to see the answers provided by the ThriftyFun community or ask a new question. Q: Why do my air vents have a strange smell? As long as this doesn’t linger too long, you don’t have to worry. I figure it had to have had something to do with using the A/C last night. Not as dangerous as a gas leak but much more common is that stale odor that greets you at home. After this amount of time smell the area again and repeat with more baking soda and hydrogen peroxide plus detergent mixture if necessary. I love Nature's Miracle and have used it for years. Why does the air coming from your home air conditioner vents smell like stale smoke but not when your heater is on in a duplex where the other family smokes? Thanks . Duct tape the air vents or find other ways to cover it up to prevent the air from coming through the vents. If the problem is in your carpet (may smell like it is in AC) pour baking soda on carpet and let it sit for an hour or so. A smell like mold or mildew is a common one, but if you’ve been noticing a musty or moldy odor from your vents, it can be difficult to pin down the source. Vacuum the carpet and spray with vinegar solution (1 part vinegar to 3 parts water) and mop up or stem clean with same solution. They can be unpleasant, annoying, or barely noticeable. In cooler temperatures it may be around the air handler (it’s warm there) and then you need to clear them out. A strong odor of urine coming from your HVAC system is often a red flag that some portion of it has now become a mouse house. I am sorry this has happened. In the meantime, don’t use any electronics or light any candles near the area – sparks and open flames could cause an explosion. Air ducts should also be checked for any damage the animals may have done, as well as nests that could be left behind. Don't use bleach or other cleaners at the same time or they will kill the good bacteria & enzymes. M son decided to start using the air vent in his room as a urinal. So I don't have to tell you what his room smells like 2 … It's sold in the pet care area at Walmart & Target. After that you’ll probably need to clean your ducts and install some kind of air filtration system. Though the most common reason is dust in the duct work, there are several other reasons why you might notice a burning smell when your heat comes on. Summer also means humidity, and mold is one of the most common reasons why your air vent smells musty. Most of the time someone in the store will be familiar with this problem and can help you quickly. Dust gathers on the heat exchanger of the furnace when it’s not being used and then burns off when the furnace gets turned on for the first time in a while. M son decided to start using the air vent in his room as a urinal. Mice urinate and defecate frequently in their lairs, and this smell comes out of your vents when the air conditioner or furnace turns on. If you smell urine coming from your air conditioner, it’s probably not because someone relieved themselves where they shouldn’t have. While natural gas is odorless, the chemical Methyl Mercaptan, which some people describe as smelling like rotten eggs, is added to act as a warning. Solution: Open the windows every now and again and let the fresh air outside circulate through your house. When you turn on your air conditioner for the first time, you expect to be greeted by nice, cool air. If you smell urine coming through your vents, you likely have a pest infestation of some kind. We use cookies to … You may have to cover the vents to prevent the smell from lingering around your apartment. If you notice an odd smell from your air vents, you should start by determining what it smells like. How do you remove urine smell from a air vent? I have a 2010 Hyundai Elantra and for about a week now I've been smelling this urine smell through the air vents mostly when I turn the air or heat on, what do I do to fix this and I'm a inexpensive way? Mix 3/4 cup of three percent hydrogen peroxide with 1 tsp. Mice in particular nest in and around equipment and ductwork, and where they nest, they urinate and defecate. Bigger is not always better because your air conditioner doesn’t just cool the air, it dehumidifies it as well. 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