Sewer odor can be a persistent and unpleasant problem in homes and businesses. It not only makes the environment uncomfortable but also poses health risks. Fortunately, there are s...7. Extreme Temperatures. When the temperature is either too hot or cold, it can cause the anaerobic bacteria in the black tank to slow or stop slow or stop the process of breaking down waste properly. Eventually, this leads to sewage waste piling up and releasing that deadly smell in your camper.Jul 15, 2023 · People complaining about bathroom sink smells generally describe such odors as musty, sewage, and sulfur-like. To treat stinky drains in the long run, let’s understand first why such smells occur. Clogged drain. The most common reasons of stinky drains are dirt or other residue build-up that allows bacteria and mold to grow and make your ... 07 Mar 2024 ... A sewer odor in the bathroom can stem from various sources, requiring thorough investigation and prompt action. The shower drain ... First, purchase a hand snake from your local hardware store. Back at home, you’ll find a stopper under the sink, which you need to remove. In order to do this, unscrew your pivot nut which is connected to your drain pipe. Next, use the hand snake to clear your P-trap of any gunk. Insert the hand-snake down the drain and crank the handle. 2) Ventilate, ventilate, ventilate! While poor ventilation doesn’t cause nasty smells, it can certainly make the problem worse than it needs to be! Ventilation is responsible for getting smells out of your bathroom and minimising the risk of mould and mildew. Naturally, bad ventilation leads to bad smells lingering.Here are some key takeaways to keep in mind: A dry P-trap is a common cause of bathroom sewage smells. This can be easily fixed by running water through the drain to refill the trap. Clogs in the shower or sink drain can also cause foul odors. Try using baking soda, vinegar, and hot water to clear the clog.Aug 31, 2022 · The most common reason your washing machine drain smells like sewage is that the P-trap is dry. The P-trap is a U-shaped pipe that’s part of all drain lines. It’s designed to trap water between the washer and the drain pipe, so the gasses don’t leak. If the P-trap is dry, it can allow sewer gases to escape and cause a nasty smell. Nashville. Financing. Drains. Sewers. Water Heaters. Tankless Water Heaters. Kitchen & Bathroom. Other Plumbing. How to Get Rid of Sewer Smell in House. Our guide from …If pipes have become loosened or a cleanout cap has come undone in your bathroom or basement, this can create an area where sewer gas comes into your home. When ...Here about do and don’t when bathroom smells like sewer. When your bathroom smells like sewer, there are a few things you can do to try to fix the problem. Some of these things are: – Clean the toilet and sink with bleach – Flush the toilet regularly – Run water down the drains for a few minutes after each use – Use a deodorizer or ...loss of memory. lack of concentration. loss of smell (the smell will appear to go away) eye irritation. lung irritation. seizures. coma. If your basement smells like sewer, it could be due to multiple causes. These signs are scary and can become a reality if exposed to these gases for a prolonged time.A sewer smell from a washing machine is often caused by mold, mildew and bacteria trapped under the rubber door gasket/seal, water filter or P-trap. It could also be caused by a dry P-trap or clogged vent stack. Bacteria, mold and mildew thrive in a damp and dark surfaces. Both of those conditions are present in a washing machine.... like shower trays and sinks can occur through the night or when not used for a long period of time. We often notice the smells from these appliances first ...Jul 15, 2023 · People complaining about bathroom sink smells generally describe such odors as musty, sewage, and sulfur-like. To treat stinky drains in the long run, let’s understand first why such smells occur. Clogged drain. The most common reasons of stinky drains are dirt or other residue build-up that allows bacteria and mold to grow and make your ... 4. A Clogged Vent. Yet another possible cause of the sewer-like smell after flushing your toilet is a clogged vent. Clogged drain vents mean the air has nowhere else to go apart from the bathroom. This is a common problem during winter as frost can close the vent pipe extending through the roof.Sewer Smells Caused by a Missing Cleanout Plug. Check for a cleanout plug inside the floor drain to get rid of a sewer smell in bathroom or laundry room. Remove the grate that covers the opening and make sure there’s a plug inside the drain bowl. If the plug is missing, there’s a direct path for sewer gas to bypass the water trap.2) Sanitize the Washing Machine Using Bleach. Run the washing machine on a hot cycle with two cups of bleach. You can also add a cup of baking soda to the machine's drum. Baking soda is great at absorbing any unpleasant odors and getting rid of the sewer smell in your laundry room.Blocked Drains. One of the most common reasons for the sewer smell in your bathroom is a buildup of waste and water in the pipes of basins, bathtubs, showers, and toilets. The predominant reason for this buildup is a combination of dirt, hair, skin flakes, soap, and or waste products that can get caught on the drain stopper or stick together ... 1. Shower Drain Clogs. Damage potential: Low to Moderate. Plumber required: Rarely. A shower may be the place you get clean, but all the dirt and hair that you leave behind can lead to drain clogs. If left unattended, these drain clogs can become a breeding ground for bacteria, and could even eat away at your pipes. If you want to know how to eliminate septic tank odor that comes from biofilm accumulation, here are a few tips: Remove the shower drain with a screwdriver. Slowly pour the boiling water down the shower drain. Then, pour a cup of white distilled vinegar. Right after, pour half a cup of baking soda.Stink bugs can be a nuisance in any garden. These small, shield-shaped insects not only feed on plants but also emit a pungent odor when threatened or squashed. If you’re tired of ...Place a bucket under the sink trap to catch any water that may spill out. Then, use the wrench to loosen the slip nuts on either side of the trap. Once the nuts are loose, remove the drain trap and clean it with a paper towel or brush. You can also use a wire hanger to remove any debris from the drainpipe.Smelly sink drains may be caused by dry P-traps. Clogs in the drain or deeper in the pipes lead to odors. Bathrooms are prone to mold and mildew growth, which can stink. The best way to tackle sink drain smells is to hire a professional drain cleaner. Some home remedies, like baking soda and vinegar, may help.Having a bathroom that smells like sewer can be a frustrating and unpleasant experience. Not only does it make using your bathroom uncomfortable, but it can also indicate potential...Oct 16, 2020 · The Second Reason Your Shower Drain Smells Like A Sewer: Dirty P-Trap. Another common cause of odors is a dirty p-trap. What a p-trap does is prevent sewer gases from coming up into your bathroom. If this section is damaged, it can cause a foul smell even if there’s no clog or the area’s been cleaned. 20 Jul 2020 ... An exhaust fan for instance in a bathroom that also has an unused tub or sink with a dried out P trap will cause the problem. If the odor abates ...Why Bathrooms Can Smell Like Sewage. At a minimum, there are usually three main places in your bathroom that could be the source of sewer smells, or in the case of a sewer break, all three places will emit a sewage smell in bathrooms. The first is the bathroom sink, the second is the toilet, and the third is the tub or shower drain.Exposure to sewer gas can be dangerous, and can lead to eye irritation and respiratory issues like a sore throat and cough for all residents—including your pets. You don’t have to evacuate the premises, but maybe slide open a window or step away from the smell while you plan out your next …When a bathroom that is not regularly used starts to emit a sewer-like smell, it can be quite unpleasant and a sign of a potential problem. Several factors can …03 Dec 2022 ... Comments92 ; Sewer Smell In Bathroom? How to Identify and Fix the Problem. The Grumpy Plumber · 189K views ; SCRATCHING & SMELLING Rats in your ...The washing machine drain box is hooked up to the houses waste piping that contains a P-Trap inside the wall (or exposed in older homes). With this set-up waste water comes out of the plastic washing machine hose and empties into the drain box pipe. The waste water fills the trap below and creates a seal that prevents the …When a bathroom that is not regularly used starts to emit a sewer-like smell, it can be quite unpleasant and a sign of a potential problem. Several factors can …After thoroughly ventilating the bathroom for at least 30 minutes by opening windows and running the fan, re-check key areas for lingering sewage smells that may reveal inadequate ventilation as the culprit. You can also do a simple drain test by lightly covering sinks and the tub when not in use to block odours if they’re still noticeable, isolating a drain issue.A simple homemade toilet drain cleaner may take care of the problem. Pour ½ cup lemon juice with ½ cup baking soda into the toilet, baking soda first. The two ingredients will bubble up and work their magic to clean any residue that might be creating the offensive odor in your bathroom. Let them sit for ten minutes and then flush.Several potential culprits can lead to a sewer gas smell emanating from your bathroom. Understanding the most common sources is key to properly identifying and addressing …Causes of an Unused Bathroom Smelling Like a Sewer. When a bathroom that is not regularly used starts to emit a sewer-like smell, it can be quite unpleasant and a sign of a potential problem. Several factors can contribute to the odor, including: Dried P-trap: The P-trap is a curved pipe located beneath the sink or shower drain. Its purpose is ...When you move into a new home, one of the most important questions you can ask the previous owner is where the sewer line is located. However, if you can’t or didn’t get that infor...Jan 17, 2024 · Here’s a quick and cost-efficient way to remove unpleasant sewer smells from the toilet: Flush the drain with a quart of water to refill the p-trap. Pour white vinegar down the toilet to disinfect and neutralize bacteria. Use a baking soda and vinegar mixture to deodorize and clean the toilet. Apply lemon juice and baking soda to tackle any ... 2) Sanitize the Washing Machine Using Bleach. Run the washing machine on a hot cycle with two cups of bleach. You can also add a cup of baking soda to the machine's drum. Baking soda is great at absorbing any unpleasant odors and getting rid of the sewer smell in your laundry room.Many RVs already have vents built in (often it’s a crack in these pipes which causes your RV bathroom to smell like a sewer (or rotten eggs; lovely!) However, many campers and motorhomes don’t have any vent at all in their tiny bathrooms, so it can really help to install one. A SOG unit is a vent which runs whenever the toilet flap is open. If your kitchen or bathroom sink smells like sewage, there are a couple of things that could be causing it. Just like a shower drain, it could have a dry P-trap. However, another common source of odors is buildup in the overflow. 1. Buildup in the Overflow. If you notice a sewer smell in your bathroom sink, check to see if it has an overflow ... Pour the hot water into a bowl, then pour it down the drain. If there is food or soap stuck inside the drain, the hot water will melt it away. Step Two: Pour a handful of baking soda into the sink. You can use a brush to push the baking soda in. Step Three: Pour a decent amount of white vinegar into the sink.There are many reasons why you have a smelly bathroom post-showering. These include: The P-trap is not filled with water. Consequently, sewer gas can escape …Stink bugs can be a real nuisance, especially when they invade your home or garden. These insects not only emit an unpleasant odor when disturbed but can also cause damage to crops... 1. Shower Drain Clogs. Damage potential: Low to Moderate. Plumber required: Rarely. A shower may be the place you get clean, but all the dirt and hair that you leave behind can lead to drain clogs. If left unattended, these drain clogs can become a breeding ground for bacteria, and could even eat away at your pipes. Causes of an Unused Bathroom Smelling Like a Sewer. When a bathroom that is not regularly used starts to emit a sewer-like smell, it can be quite unpleasant and a sign of a potential problem. Several factors can contribute to the odor, including: Dried P-trap: The P-trap is a curved pipe located beneath the sink or shower drain. Its purpose is ...Mar 27, 2020 · Because of the water at the bottom of the toilet, the toilet will be bubbling/gurgling as the sewer gases come up to the bathroom. 4. Toilet on a Septic Tank Smells Like Sewer Gas. If a toilet connected to a septic tank smells like sewer gas, it is either full or the drainpipe to the septic is clogged. Blocked Drains. One of the most common reasons for the sewer smell in your bathroom is a buildup of waste and water in the pipes of basins, bathtubs, showers, and toilets. The predominant reason for this buildup is a combination of dirt, hair, skin flakes, soap, and or waste products that can get caught on the drain stopper or stick together ...Nov 30, 2023 · There are many reasons your bathroom might smell like sewage, but the most common is a lack of water in your P-trap. How do you get rid of a sewer smell? To get rid of a sewer smell caused by lack of water in your P-trap, run water in the sink. Understanding why your bathroom smells like a sewer is the first step toward a fresh, odor-free space. Here are some common culprits: Dry P-Trap: This U-shaped pipe under the sink and other drains is designed to hold water, creating a seal that prevents sewer gases from entering. If it dries out, gases escape. Clogged Vents: …Here’s how you can do it: Inspect and refill water traps regularly. Check cleanout plugs for damage and replace them if needed. Clear appliance vents and drains of clogs. Replace broken seals and wax rings on toilets. Treat your drains with vinegar and baking soda to prevent clogs. To ensure a fresh and odor-free basement, start with the ...18 Oct 2022 ... Is Sewage Smell a Health Issue? · Blocked Drains · Broken Toilet Bases · Broken Vent Stack · Dry P-Trap · Don't Put Off Repai...Leaking pipes or sewer gas: Another possible cause of an ammonia-like smell in the bathroom is a leaking pipe or sewer gas. Sewer gas is a mixture of various gases, including ammonia, that can escape from the sewer system and enter your bathroom. This can happen if there is a crack in the pipes or if the plumbing system is …Here are some key takeaways to keep in mind: A dry P-trap is a common cause of bathroom sewage smells. This can be easily fixed by running water through the drain to refill the trap. Clogs in the shower or sink drain can also cause foul odors. Try using baking soda, vinegar, and hot water to clear the clog.Nov 3, 2023 · If your bathroom sink smells like sewer, it could be due to a leaky pipe. A leak in the drain or water supply line can allow sewer gases to escape and give your sink a stinky odor. 4. Damaged Vent Pipe. The vent pipe helps to remove sewer gases from your bathroom. One of the most common reasons for a smelly P-trap is that it has dried out. When the water in the P-trap evaporates, it no longer has a seal to prevent sewer odors from escaping through your drains. This can happen if the P-trap is part of a floor drain system that is rarely used or if there is insufficient ventilation. The cause is usually a blockage of some sort, a damaged seal, or a broken pipe. When the bathroom fan kicks in and extracts moist air from the bathroom, it creates a negative air pressure in the room. If the P-Trap on one of the water pipes is not working correctly, the negative air pressure can pull foul-smelling air from the waste pipes into ...5 bathroom smells to be aware of. 1. A rotten egg smell. It sounds awful but if you ever notice the smells of rotting eggs in your bathroom, be aware that something needs immediate attention. 'If your bathroom drains smell like rotten eggs, this is a result of bacteria that is growing in your pipes,’ Peter Clayton, from Trade Plumbing says.One common problem with RV sewer smells is the amount of water (or rather lack of) in the sewer tank. In order for an RV toilet to work properly, the waste in it must be mixed with enough fluid to prevent it from drying out. As a general rule of thumb, holding tanks should be dumped and flushed when they are about 1/2 to ¾ filled.Sewer Smells Caused by a Missing Cleanout Plug. Check for a cleanout plug inside the floor drain to get rid of a sewer smell in bathroom or laundry room. Remove the grate that covers the opening and make sure there’s a plug inside the drain bowl. If the plug is missing, there’s a direct path for sewer gas to bypass the water trap.Shock-Chlorinate Your Water. Sometimes, bacteria in water can produce an unpleasant smell, especially if it’s combined with iron. Shock-chlorinating your water is the best defense against bacteria contamination. 👉 Follow the instructions in our guide to disinfect your well water supply with chlorine.Clean the Washer’s Floor Drain. Locate your washer's floor drain, typically a circular grate in close proximity to the machine. Pour a gallon of water down the drain. This helps restore water to evaporated drain traps, which leads to the release of sewer gas. Slowly pour four ounces of mineral oil into the drain to slow …Nov 3, 2023 · If your bathroom sink smells like sewer, it could be due to a leaky pipe. A leak in the drain or water supply line can allow sewer gases to escape and give your sink a stinky odor. 4. Damaged Vent Pipe. The vent pipe helps to remove sewer gases from your bathroom. A sewer smell in the bathroom is normally caused by something small like a clog in the shower drain or a dry P-trap under your sink. In other cases, the cause can be a bigger issue such as a backed-up sewer line that needs professional attention. Sewer gasses are a byproduct of septic systems and when pipes leak or become blocked, …Here is how to clean a badly smelling kitchen/bathroom sink: Pour half a cup of baking soda down the sink drain. add half a cup vinegar slowly. Remember these 2 products reacts quite fast and you do not want to have a mess. wait for 30 minutes. Blast hot water down the sink drain.Aug 9, 2023 · Tips: Well-placed louvre windows, installed high where steam rises or close to the bath and shower, are another energy-efficient way of ventilating a bathroom. For internal bathrooms where there are no windows, be sure to install a good exhaust fan. 4. If your bathroom smells funky, it could be the basin overflow. 03 Feb 2022 ... If the sealing ring is loose or broken, sewage gas seeps through the cracks, and you'll smell a foul odor. Solution: Inspect the sealing ring ...A Bad Sewer Smell Is Coming From the Closet. After pouring the water down the drain, follow it with 1 cup of white vinegar and 1/2 cup of baking soda. Wait 2 hours for the mixture to do its work and then follow it up with another 5 quarts of hot water. If this doesn't free things up, snake the drain or call a plumber to do so.May 27, 2022 · Short of ripping up the tiles and going all DIY on your apartment, to counter this problem, the simplest thing to do is to create a series of physical barriers. The most likely culprits for bad smells are the shower drain, the washing machine drain, and the bathroom sink. Despite their bad reputations, toilets (which already have a water ... Sewer smells are awfully stinky, but in many cases, you can solve the problem on your own. This doesn’t always work out well, though. If any of the following points are true for you, call a professional: 1. You’re a renter.This is something that you should call a landlord for. 1. It doesn’t quite smell like sewage.If you … See moreFollow these steps to stop biofilm in its tracks. 1. For two minutes, turn on your hot water faucet and let it run. 2. Spray the sink with sink-specific cleaning solutions and pour some down the drain. 3. Use a bottle-brush scrubber to scrub the inside of your drain’s pipes, rinsing every so often. 4.30 Jan 2017 ... The simple solution is run the water for a few minutes to refill it. The smell should stop. In normal use, they never get to dry out. But we ...To address the issue of bathroom smells like sewage, it’s important to consider the potential cause of dried out p-traps and drain traps. P-traps and drain traps are integral components of a plumbing system that prevent sewage odors from entering the bathroom. These traps are designed to hold a small amount of water, creating a barrier …Mar 27, 2020 · Because of the water at the bottom of the toilet, the toilet will be bubbling/gurgling as the sewer gases come up to the bathroom. 4. Toilet on a Septic Tank Smells Like Sewer Gas. If a toilet connected to a septic tank smells like sewer gas, it is either full or the drainpipe to the septic is clogged. 20 Jul 2020 ... An exhaust fan for instance in a bathroom that also has an unused tub or sink with a dried out P trap will cause the problem. If the odor abates ...A dry P- trap is the most common cause of a bad-smelling sink. Pouring (or running) water down the drain should re-fill the trap. If bacteria has built up in the pipes, pouring a half-cup of white vinegar down can help. If the smell is sulfurous (eggy), that’s actually coming from the water. Let’s go through what can cause bad smells to ...Bathroom Smells Like Poop (5 Potential Reasons) 1. Missing Cleanout Plug. A cleanout plug ensures that the sewer gas cannot bypass the water trap. There is always sewer gas circulating through your sewage system, and it is essential to make sure that this gas stays out of your bathroom.20 Jul 2020 ... An exhaust fan for instance in a bathroom that also has an unused tub or sink with a dried out P trap will cause the problem. If the odor abates ...Why Does My Bathroom Smell Like Sewage? When To Call a Professional. What Does a Sewage Leak Smell Like? Ever smelled rotten eggs? Because that’s what …Nov 3, 2023 · If your bathroom sink smells like sewer, it could be due to a leaky pipe. A leak in the drain or water supply line can allow sewer gases to escape and give your sink a stinky odor. 4. Damaged Vent Pipe. The vent pipe helps to remove sewer gases from your bathroom. The best way to control stink bugs is to prevent them from entering buildings by sealing up any cracks or other possible points of entry, according to Pennsylvania State University...Odd smells emitting from the bathroom can range from sewer-like smells, odors of urine or poop, and even burning smells with the latter potentially indicating a serious underlying electrical issue. ... As for underlying plumbing issues, most anything with a drain—and by extension, any bidet—will develop a sewer-like smell eventually ...Boiling water can melt or degrade PVC pipes. If you have PVC pipes, use hot tap water. Sprinkle baking soda down your sink and shower drain weekly to absorb odors. Leave it for at least 10 minutes to absorb odors. Then flush with hot tap water, a hot water and vinegar mixture, or boiling water (if non-PVC pipes).To address the issue of bathroom smells like sewage, it’s important to consider the potential cause of dried out p-traps and drain traps. P-traps and drain traps are integral components of a plumbing system that prevent sewage odors from entering the bathroom. These traps are designed to hold a small amount of water, creating a barrier …
23 Feb 2023 ... The most common cause of a smelly shower drain is mold growth, clogged drain, dry P-trap, and leaky pipes. If you're not cleaning your drain .... Outside house paint
Flushing with roof vent fan on. Dirty toilet. Toilet flange seal problems. Blackwater tank backups. Sewer pipe leaks. Tank vent pipe blockages. Unsealed bowl. Dirty graywater tank. In this article, we’ll go through each of the above causes of a stinky RV bathroom. Aug 31, 2022 · The most common reason your washing machine drain smells like sewage is that the P-trap is dry. The P-trap is a U-shaped pipe that’s part of all drain lines. It’s designed to trap water between the washer and the drain pipe, so the gasses don’t leak. If the P-trap is dry, it can allow sewer gases to escape and cause a nasty smell. The baking soda will gently scrub away detergent build up and other debris in your machine, while the vinegar acts as an antibacterial and deodorizer. Mix 1/4 cup baking soda and 1/4 cup water. Add this to the detergent drawer. Add 4 cups distilled white vinegar to a top load washer or 2 cups vinegar to a front loader.Oct 16, 2020 · The Second Reason Your Shower Drain Smells Like A Sewer: Dirty P-Trap. Another common cause of odors is a dirty p-trap. What a p-trap does is prevent sewer gases from coming up into your bathroom. If this section is damaged, it can cause a foul smell even if there’s no clog or the area’s been cleaned. Apr 1, 2022 · A simple deep clean of the drain may end up resolving the issue. The heat of your water in correlation to the smell of the water is your second step. If you are experiencing a situation where the bad smell is only present when using hot water, then the issue stems from the water heater. The bacteria in question are certainly coming directly ... The cause is usually a blockage of some sort, a damaged seal, or a broken pipe. When the bathroom fan kicks in and extracts moist air from the bathroom, it creates a negative air pressure in the room. If the P-Trap on one of the water pipes is not working correctly, the negative air pressure can pull foul-smelling air from the waste pipes into ... Aug 9, 2023 · Tips: Well-placed louvre windows, installed high where steam rises or close to the bath and shower, are another energy-efficient way of ventilating a bathroom. For internal bathrooms where there are no windows, be sure to install a good exhaust fan. 4. If your bathroom smells funky, it could be the basin overflow. If a drain is emitting a strong urine smell, then a faulty toilet seal or mould problem could be the reason. Faulty Toilet Seal: Every toilet should have an effective seal ring. Should this be faulty or missing, this could result in the lingering urine smell. This should be fixed by a quick call to a plumber. Mould: One culprit could be mould ...Cracked Pipes and Clogged Drains. When it comes to a sewage smell in your home after rain, the most common culprits are cracked pipes and clogged drains. If you have trees in your yard, roots are a common cause of cracked or broken pipes. In addition, tree roots can also crack your septic tank. As for a clogged drain, when …Here about do and don’t when bathroom smells like sewer. When your bathroom smells like sewer, there are a few things you can do to try to fix the problem. Some of these things are: – Clean the toilet and sink with bleach – Flush the toilet regularly – Run water down the drains for a few minutes after each use – Use a deodorizer or ...Let the water sit overnight in the tank and soak. Driving around can help mix it all in, allowing the clog to loosen and flush through. Another method is to use ice by putting ice into a full toilet of water. Be sure to only fill the water part way before adding the ice and then add the rest of the water.Place a bucket under the sink trap to catch any water that may spill out. Then, use the wrench to loosen the slip nuts on either side of the trap. Once the nuts are loose, remove the drain trap and clean it with a paper towel or brush. You can also use a wire hanger to remove any debris from the drainpipe.1. Problems With the Water Trap. One of the most common causes of sewage smells in a laundry room is having a dry trap. You might not know this but there is a water trap that is located somewhere under your floor drain. It could also be located under your wash basin or some type of laundry tub.Several potential culprits can lead to a sewer gas smell emanating from your bathroom. Understanding the most common sources is key to properly identifying and addressing …Thinking about remodeling your bathroom? A lot of people think it will cost a lot to give their bathrooms a makeover, but there are lots of tips and tricks to keep bathroom renovat...Here are the most common causes of bathroom sewage smell and quick fixes to eliminate the problem. 1. Dry P-trap. A dry P-trap is one of the most common causes of sewer smell in your bathroom. The P-trap is a U-shaped pipe located under the sink or drains. It is used to trap water beneath the drain, preventing sewer smells from ….