Decoding the Kitchen Sink Pipe Diagram: Your Guide to Plumbing Basics

Are you curious about how the plumbing system under your kitchen sink works? Do you want to understand the different components and how they fit together? If so, you’ve come to the right place.

In this article, we will explore the basics of kitchen sink plumbing , including the main parts of a kitchen sink and how the kitchen sink pipe diagram system functions. Whether you’re a homeowner looking to troubleshoot common plumbing issues or simply interested in learning more about this essential aspect of your kitchen, this article will provide you with the knowledge you need. So let’s dive in and unravel the mysteries of kitchen sink plumbing.

And if you’re wondering what a kitchen sink pipe diagram looks like, we’ll explain that too. Let’s get started!

In three sentences: The essentials in a nutshell

  • The basics of kitchen sink plumbing, including how sink plumbing works and the main parts of a kitchen sink.
  • The kitchen sink pipe diagram explained, including understanding the diagram and the key components of the sink pipe system.
  • Common plumbing setups for kitchen sinks, such as single bowl sink plumbing and double bowl sink plumbing.

kitchen sink pipe diagram

1/14 How Sink Plumbing Works

Every kitchen is a universe of its own, a place where culinary magic happens and tantalizing aromas fill the air. But behind the scenes, there lies a hidden world of sink plumbing, an intricate network of pipes and traps that ensures the smooth operation of this culinary haven. In the realm of sink plumbing, two mighty materials reign supreme: PVC and copper.

PVC pipes, the stalwart warriors of drain lines, offer affordability and ease of use. On the other hand, copper pipes , the guardians of water supply lines, boast unparalleled durability and resistance to corrosion. However, the true hero of this tale is the trap.

A humble yet crucial component, it is a curved pipe that holds water and stands as a formidable barrier against the invasion of sewage odors into your kitchen sanctuary. It allows water to flow freely, while ensnaring any unwelcome smells that dare to venture forth. The journey of water through the sink pipe system is a graceful ballet.

With a simple turn of the faucet, water embarks on a grand adventure. It glides through the supply lines, cascading into the sink like a symphony of liquid melodies. From there, it descends into the depths, spiraling down the drain, only to be captured by the trap’s gentle embrace.

Finally, the wastewater is guided, like a river finding its course, into the main drain line, where it is whisked away from your abode. By unraveling the mysteries of sink plumbing, you equip yourself with the knowledge to conquer any challenges that may arise. With an understanding of the pipes that weave this intricate tapestry, the significance of the trap, and the graceful dance of water within the system, you hold the power to ensure the seamless functioning of your kitchen sink.

So fear not, intrepid culinary explorer, for the world of sink plumbing shall bow to your command.

If you’re curious about how the plumbing works in a kitchen, check out this helpful kitchen plumbing diagram that breaks it down for you.

kitchen sink pipe diagram

2/14 Main Parts of a Kitchen Sink

In the intricate choreography of a kitchen, the sink takes center stage, its key components dancing together in perfect harmony. Let’s embark on a captivating journey as we unravel the secrets behind this culinary maestro. First, we encounter the faucet, a conductor of water that orchestrates a symphony of tasks.

With its elegant form and effortless control, it brings both functionality and style to your kitchen. From the delicate washing of dishes to the vigorous filling of pots, the faucet is a versatile performer that never misses a beat. Next, we encounter the drain basket, a vigilant guardian that stands between your sink and the treacherous world below.

As food debris descends, it captures and cradles them with utmost care, preventing the dreaded clogs that could disrupt the harmony of your culinary endeavors. And when the time comes for a clean-up, it graciously opens its arms, allowing for an easy removal and cleansing. Lastly, we encounter the heroic figure of the garbage disposal, an optional but invaluable ally in the battle against food waste.

With each whir and grind, it diligently breaks down leftover scraps, reducing your environmental impact and sparing landfills from unnecessary burdens. It is a silent warrior, working tirelessly behind the scenes to ensure a cleaner, more sustainable future. Together, these three components form a triumvirate of functionality and cleanliness.

The faucet controls the ebb and flow of water, the drain basket catches debris with unwavering devotion, and the garbage disposal valiantly fights against waste. In their collective efforts, they transform a mere sink into a stage for culinary brilliance, where every act is performed with precision and grace.

3/14 Understanding the Diagram

The diagram serves as our compass, leading us through the intricate world of kitchen sink plumbing. It unveils the secrets of water and waste flow, unraveling the connections between vital components. By delving into its depths, we uncover a profound comprehension of the system’s harmonious workings.

The diagram unveils the pipe’s layout, the graceful path of water, and the purposeful role of each element. It’s akin to deciphering a clandestine code, unraveling the enigma of kitchen sink plumbing. With the aid of this visual guide, we can identify the system’s core parts and witness their synchronized dance, banishing odors and ensuring impeccable drainage.

Welcome the diagram as your trusted companion, embarking on an enthralling journey that will forever transform your perception of plumbing.

Understanding the Basics: How Kitchen Sink Plumbing Works

  • Sink plumbing works by connecting the sink to the main water supply and drainage system.
  • The main parts of a kitchen sink include the faucet, drain, P-trap, and garbage disposal (if applicable).
  • The kitchen sink pipe diagram helps illustrate how the different components of the sink plumbing system are connected.

4/14 Key Components of the Sink Pipe System

Imagine your kitchen as a well-oiled machine, with each part working harmoniously to ensure a seamless experience. In this intricate system, the sink pipe takes center stage, with its vital components playing their part diligently. Among them, the P-trap stands as a silent guardian against unsavory odors infiltrating your culinary sanctuary.

Serving as a curved pipe, the P-trap holds a small amount of water, ingeniously blocking the entry of sewer gases into your kitchen. It’s a humble yet crucial element in maintaining a fresh and pleasant environment. Connected to the sink drain, the P-trap relies on the trusty tailpiece to facilitate the smooth flow of wastewater.

This pipe acts as a conduit, guiding the liquid remnants from your sink into the waiting embrace of the P-trap. Together, they form an unbreakable bond, ensuring the system functions flawlessly. Once the wastewater finds its refuge in the P-trap, the trap arm comes into play.

This resilient pipe links the P-trap to the main drain line, which ultimately leads to the vast expanse of the sewer or septic system. The trap arm acts as a steadfast companion, guiding the waste far away from your kitchen, leaving no room for inconvenience. Armed with knowledge about these integral components, you become the master of your own plumbing destiny.

By understanding the intricate workings of the P-trap, tailpiece , and trap arm, you gain the power to identify and resolve any issues that may arise. With your newfound expertise, you can ensure your kitchen sink remains a well-functioning oasis, free from any hindrances.

If you’re curious about how the plumbing under your kitchen sink works, check out this helpful kitchen sink plumbing diagram that breaks it down for you.

kitchen sink pipe diagram

5/14 Single Bowl Sink Plumbing

In smaller kitchens, the single bowl sink plumbing setup reigns supreme. It’s the epitome of space efficiency , offering all the necessary functions of a kitchen sink without the need for extra clutter . With just one drain line to worry about, maintenance becomes a breeze.

Gone are the days of complicated installations and hefty price tags. Installing a single bowl sink is a DIY enthusiast’s dream. Not only is it simpler, but it’s also a budget-friendly option for homeowners looking to spruce up their kitchen without breaking the bank.

Don’t let its smaller size fool you. A single bowl sink still packs a punch when it comes to functionality . It provides ample space for washing dishes, fruits, and vegetables, while also accommodating larger pots and pans.

It’s a true multitasker , ready to tackle any kitchen challenge with ease. If you find yourself in a smaller kitchen, yearning for a practical and cost-effective sink solution, look no further than the single bowl sink plumbing setup. It’s the perfect marriage of efficiency and versatility, a true game-changer for any culinary space.

kitchen sink pipe diagram

A Comprehensive Guide to Understanding and Repairing Kitchen Sink Plumbing

  1. Understanding how sink plumbing works
  2. Identifying the main parts of a kitchen sink
  3. Explaining the kitchen sink pipe diagram
  4. Highlighting key components of the sink pipe system
  5. Exploring common plumbing setups for kitchen sinks
  6. Addressing common issues in kitchen sink plumbing
  7. Providing a step-by-step guide to DIY under sink plumbing repairs

6/14 Double Bowl Sink Plumbing

A double bowl sink in the kitchen is a game-changer. It revolutionizes your workflow , allowing you to juggle tasks effortlessly . With two separate bowls, you can scrub dishes in one while prepping ingredients in the other.

The result? Time saved and a smoother kitchen routine. When it comes to connecting the drain lines of a double bowl sink, you have options.

One route is to use a single drain line that links both bowls to a single P-trap. It’s simple to install and widely used. Alternatively, you can opt for separate drain lines for each bowl, giving you more freedom to configure your plumbing setup .

This comes in handy if you want to have different disposal units or individual traps for each bowl. To keep your double bowl sink functioning flawlessly, proper cleaning and maintenance are key. Regularly wash the bowls with a mild soap and water solution to prevent buildup and maintain their pristine appearance.

Avoid harsh chemicals or abrasive cleaners that could harm the sink’s surface. Don’t forget to regularly inspect and clean the drain lines and traps to prevent clogs and ensure the plumbing system remains in top shape. In a nutshell, double bowl sink plumbing offers unparalleled convenience and adaptability in the kitchen.

It empowers you to multitask effortlessly, provides various drain line connection options, and demands proper upkeep for lasting performance. If you’re seeking a sink setup that elevates efficiency and flexibility in your kitchen, look no further than the double bowl sink.

7/14 Identifying Plumbing Problems

The kitchen sink can be a source of great frustration when plumbing problems arise. Look out for these telltale signs: slow or nonexistent drainage, strange gurgling noises, unpleasant odors, leaks, and water damage. Ignoring these signs can have dire consequences.

It’s crucial to contact a skilled plumber promptly to address the issue and avoid expensive repairs down the line.

8/14 How to Fix Common Issues

In the realm of kitchen woes, the sink can be a formidable adversary. Fear not, for the answers to your troubles lie within simple solutions. From clogged drains to leaky pipes and broken garbage disposals, there is a remedy for every ailment.

To tackle a clogged drain , let us begin with the noble plunger . With a few vigorous plunges , you may dislodge the debris that plagues your sink. Should this valiant effort prove unsuccessful, we shall turn to the trusty plumbing snake.

With manual precision, it shall remove the clog that dares to hinder the flow of water. Ah, the leaking pipe, a sneak of an adversary. To combat this stealthy foe, first, we must locate the source of its treachery.

Once found, a temporary fix can be obtained with the aid of plumber’s tape or sealant. However, I must urge caution, for a professional plumber should be summoned to provide a permanent solution. Now, my dear reader, we face the challenge of a broken garbage disposal.

Fear not, for troubleshooting tips await you. Take up the hex wrench and turn the disposal with your own hands, for sometimes a manual touch can work wonders. If this endeavor proves fruitless, seek solace in the reset button.

Alas, should all attempts fail, it is time to summon the experts. Remember, my esteemed reader, when faced with the tribulations of the kitchen sink, it is wise to seek the counsel of a professional. Should uncertainty cloud your mind or the problem persist, let the experienced hands of a plumber swiftly and efficiently restore order to your realm.

kitchen sink pipe diagram

In this video, we will explore the step-by-step process of connecting a kitchen sink drain. From understanding the kitchen sink pipe diagram to practical installation techniques, this tutorial will guide you through the process effortlessly. Get ready to enhance your plumbing skills for a seamless sink drainage system. Let’s dive in! #kitchensink #draininstallation #plumbingskills

YouTube video

9/14 Tools Needed

When it comes to DIY kitchen sink plumbing repairs , having the right tools is crucial . Here are some essential tools for the job:

1. Plunger: An absolute must-have for any plumbing repair kit. It can easily unclog drains by applying pressure and dislodging blockages.

2. Pipe Wrench: This adjustable wrench is specifically designed for working on pipes. It provides a strong grip and allows you to loosen or tighten fittings without causing any damage.

3. Pipe Cutter : If you need to replace a section of pipe, a pipe cutter will be incredibly useful. It ensures clean, precise cuts and guarantees a proper fit for the replacement pipe.

4. Adjustable Pliers: These versatile pliers can be used for a variety of tasks, such as tightening nuts and bolts, gripping pipes, or holding parts in place.

5. Screwdriver Set: A set of screwdrivers with different sizes and types (flathead and Phillips) is indispensable for removing and replacing screws in plumbing fixtures. And don’t forget about safety:

1. Safety Gloves: Protect your hands from sharp edges, hot pipes, or hazardous materials with sturdy safety gloves.

2. Safety Goggles: Keep your eyes safe from debris or splashes when working with chemicals or power tools .

3. Dust Mask: Wear a dust mask to protect yourself from inhaling dust or harmful fumes when working in tight spaces or using chemicals. In addition to these tools and safety equipment, there are specialized tools that can be useful for specific kitchen sink plumbing issues. These include a drain snake or auger for clearing stubborn clogs, or a basin wrench for removing hard-to-reach faucet nuts.

By having these tools on hand, you’ll be able to tackle DIY kitchen sink plumbing repairs with ease and efficiency. Just remember to prioritize safety and take the necessary precautions to avoid any accidents or injuries.

If you’re dealing with a clogged kitchen sink that goes beyond the trap, check out our article “Kitchen Sink Clogged Past Trap” to find out how to unclog it and get your sink back to normal.

kitchen sink pipe diagram

10/14 Step-by-Step Guide

Embarking on DIY plumbing repairs beneath the sink requires a specific set of tools. Here’s a brief rundown:

1. Adjustable wrench: This versatile tool allows you to tighten or loosen nuts and bolts with ease.

2. Pipe wrench: Crafted specifically for gripping and turning pipes, it’s the perfect tool for stubborn fittings.

3. Plunger: An essential for clearing clogged drains, opt for one with a flat bottom designed for sink drains.

4. Pipe cutter: Simplify the process of replacing a section of pipe by utilizing this tool, which enables clean and precise cuts.

5. Hacksaw : Ideal for cutting larger pipes or navigating tight spaces with precision. Now, let’s delve into the realm of safety precautions :

1. Shut off the water supply: Prior to commencing any plumbing repairs, it’s crucial to prevent leaks or water damage by turning off the water supply.

2. Protective gear: Shield your hands with gloves and safeguard your eyes with safety glasses to ward off potential debris.

3. Cautious chemical usage: Follow instructions meticulously when handling drain cleaners and ensure they are stored out of reach of children and pets. With your arsenal of tools and safety measures in place, let’s address some common kitchen sink plumbing issues:

1. Clogged drain: Begin with a plunger. If that proves ineffective, remove the trap beneath the sink and thoroughly clean it.

2. Leaking pipes: Start by tightening any loose fittings. If that fails to remedy the issue, employ a pipe cutter or hacksaw to replace the damaged section.

3. Broken garbage disposal : Begin by inspecting for any obstructions and utilize an Allen wrench to manually rotate the disposal. Should the problem persist, consider replacing it. Remember, if you find yourself uncertain or uneasy about tackling the repairs, it’s always wise to seek professional assistance.

Components and Functions of Plumbing System (Tabelle)

Pipe Component Description Function Materials Possible Issues
Drains Pipes that carry wastewater from the sink to the sewer or septic system. Collect and transport used water and debris away from the sink. PVC (Polyvinyl Chloride), ABS (Acrylonitrile Butadiene Styrene), or copper pipes. Clogs due to debris accumulation, leaks from pipe joints, or corrosion in copper pipes.
P-Trap U-shaped pipe located below the sink that retains a small amount of water to prevent sewer gases from entering the kitchen. Creates a water seal to block foul odors and maintain proper ventilation. PVC or metal (typically brass or chrome-plated brass). Clogs from debris accumulation, leaks from pipe joints, or improper installation leading to inadequate sealing.
Tailpiece Vertical pipe that connects the sink drain to the P-trap. Transports wastewater from the sink to the P-trap. PVC or metal (typically brass or stainless steel). Leaks from pipe joints, cracks in PVC pipes, or blockages caused by solidified grease or debris.
Trap Arm Horizontal pipe connected to the P-trap, which extends towards the main drain line. Conducts wastewater from the P-trap to the main drain. PVC or metal (typically cast iron or PVC). Clogs due to solidified grease, hair, or foreign objects, leaks from pipe joints, or improper slope leading to poor drainage.
Vent Pipe Vertical pipe connected to the drain system that allows air to enter and equalize pressure, preventing water from being siphoned out of the traps. Provides proper ventilation and prevents negative pressure. PVC or metal (typically cast iron or galvanized steel). Clogs from debris or nesting animals, leaks from pipe joints, or blockages caused by ice or snow accumulation.

11/14 Signs You Need a Professional

When faced with the persistent menace of leaks or water damage in your kitchen sink, it becomes abundantly clear that the time has come to summon the aid of a professional plumber. These troublesome issues can often be indicative of a more profound malady afflicting your plumbing system, one that demands the keen eye and deft touch of an expert. Fear not, for a plumber will arrive on the scene, diligently scrutinizing the situation, unearthing the source of the leaks or damage, and deftly executing the necessary repairs or replacements to rectify the problem.

Yet another sign that you are in dire need of a plumber manifests itself in the form of foul odors emanating from your sink drain. These noxious scents serve as an ominous harbinger of a clogged or damaged pipe lurking beneath, a condition that, if left unattended, can give rise to the dire consequences of sewage backup and perilous health risks. Enter the plumber, armed with their encyclopedic understanding of plumbing intricacies and a vast array of specialized tools, poised to diagnose and resolve this olfactory affront, thereby restoring your kitchen to its aromatic former glory.

And lastly, should you find yourself engaged in a Sisyphean struggle against a stubborn clog that steadfastly refuses to yield, it is high time to entrust the task to those who possess the requisite knowledge and equipment. Clogs, particularly those that have taken root deep within the labyrinthine recesses of your pipes or are symptomatic of a more profound underlying issue, can prove to be an insurmountable challenge for the uninitiated. Summon the plumber without delay, for they wield the power to vanquish even the most obstinate of clogs, reinstating the flow of liquid through your sink with unerring precision.

In conclusion, when confronted with the tenacious specters of persistent leaks, noxious odors, or indomitable clogs within the confines of your kitchen sink, prudence dictates that you relinquish the reins to the seasoned professionals. Possessing a wealth of expertise and years of experience, they are eminently qualified to tackle these trials with consummate skill, ensuring that your kitchen plumbing remains steadfastly in the realm of their capable hands.

If you’re looking for information on the proper height for a kitchen sink drain rough-in, check out our article on kitchen sink drain rough-in height for all the details you need.

kitchen sink pipe diagram

12/14 Choosing the Right Plumbing Service

When it comes to selecting a plumbing service for your kitchen sink, there are crucial factors that demand your attention. Foremost, seek out a licensed and insured plumber who possesses the necessary qualifications and expertise. Furthermore, the reputation and experience of the plumbing service provider should be carefully considered.

Assessing reviews and testimonials will provide valuable insights into the quality of their work and level of customer satisfaction. Equally important is the availability of emergency plumbing services. Having access to a 24/7 service that can promptly address any plumbing emergencies will provide peace of mind.

Remember, settling for the first option you come across is not advisable. Dedicate time to researching and comparing different providers to ensure the right fit for your specific needs. By thoughtfully considering these factors, you will secure the services of a reliable and trustworthy plumbing professional for your kitchen sink plumbing requirements.

kitchen sink pipe diagram

Did you know that the average kitchen sink can hold up to 20 gallons of water? That’s enough water to fill a bathtub!


My name is Warren and I am a professional plumber licensed and insured in the State of California. I have been in the business for over 10 years and have undertaken small and large projects including bathroom renovation, toilets, garbage disposals, faucets, sinks and kitchen plumbing jobs. This site is based on my experience with toilets. I have installed the best brands and models in all sizes and shapes. I hope this helps you with the unbiased information that you need to make the right decision.


13/14 How to Unclog a Garbage Disposal Safely

The kitchen sink is a hub of activity, a place where culinary magic happens. But even the most well-equipped kitchen can face a common problem: a clogged garbage disposal. This can lead to unpleasant odors and drainage issues, making your kitchen less than inviting.

To prevent this headache, it’s important to be mindful of what goes down the drain. Fibrous foods like celery, potato peels, and corn husks can wreak havoc on your garbage disposal, as can grease and oil. By avoiding these culprits, you can keep your disposal running smoothly and prevent clogs from forming.

However, if you find yourself facing a clogged garbage disposal, fear not. There are steps you can take to unclog it safely. The first order of business is to turn off the power to the disposal.

Safety should always be the top priority. Once the power is off, you can use tongs or pliers to remove any visible debris that may be causing the blockage. If that doesn’t do the trick, a plunger can be your next best friend.

Give it a few firm plunges to dislodge the clog and get your disposal back in working order. It’s important to remember that safety is paramount when dealing with a clogged garbage disposal . Always wear protective gloves to shield your hands from potential harm.

And whatever you do, never attempt to remove the clog or put your hand down the drain while the disposal is running. Always turn off the power before attempting any repairs. By following these steps and taking the necessary safety precautions, you can effectively unclog your garbage disposal and restore harmony to your kitchen sink.

However, if you’re unsure or uncomfortable with performing repairs yourself, it’s always wise to seek the expertise of a professional. They can ensure that your garbage disposal is back to its optimal performance in no time.

If you’re unsure about the proper measurements for your kitchen sink plumbing rough-in, check out our article on kitchen sink plumbing rough-in measurements for a comprehensive guide on getting it right.

14/14 Flood Prevention: 7 Sump Pump Maintenance Tips

7 Essential Tips to Maintain Your Sump Pump In order to safeguard your basement and maintain a secure, dry home, it is vital to properly care for your sump pump. Here are seven indispensable tips to ensure that your sump pump functions effectively:

1. Pay attention to warning signs: Stay alert for any unusual noises, such as grinding or rattling sounds emanating from your sump pump. Additionally, be vigilant for frequent cycling, as it may indicate a problem.

2. Regular maintenance is crucial: Regularly inspect your sump pump and check that the float switch is not stuck or obstructed. It is also recommended to test your sump pump at least once a year.

3. Keep the sump pit clean: Prevent clogs and ensure smooth operation by removing any debris or sediment that may accumulate in the sump pit.

4. Clear the discharge line: Ensure that the discharge line is free from obstructions like ice or debris. This will enable proper water flow away from your home, preventing any issues.

5. Install a battery backup : To be prepared for power outages , consider installing a battery backup system. This will ensure that your sump pump continues to function and prevents flooding.

6. Maintain proper drainage: Direct water away from your home’s foundation by ensuring that your gutters and downspouts are effectively managing water flow. This will prevent excess water from entering your basement.

7. Seek professional inspection: If you are uncertain about the condition of your sump pump or have experienced previous flooding, it is advisable to have a professional plumber inspect your system. They can identify and address any potential problems through necessary repairs or replacements. By following these maintenance tips, you can significantly reduce the risk of basement flooding and safeguard your home from water damage.

Stay proactive and prioritize the upkeep of your sump pump to maintain a dry and secure basement environment.

kitchen sink pipe diagram


In conclusion, this article provides a comprehensive overview of kitchen sink plumbing , including how it works, the main parts of a kitchen sink, and common plumbing setups. The explanation of the kitchen sink pipe diagram helps readers understand the key components of the sink pipe system. It also addresses common issues in kitchen sink plumbing and provides a step-by-step guide for DIY under sink plumbing repairs.

The article concludes by emphasizing the importance of knowing when to call a professional plumber and offering tips for choosing the right plumbing service. Overall, this article is a valuable resource for anyone seeking information and solutions related to kitchen sink plumbing. For more helpful articles on plumbing and home maintenance, we recommend exploring our other related content.


What pipe is used for kitchen sink?

The best material for kitchen sink waste pipes is PVC. PVC is ideal because it has been tested to handle extreme water temperatures and is thick enough to prevent any tearing or damage from sharp-edged waste. Additionally, PVC pipes have smooth interiors, which enables fast and efficient drainage. This makes PVC an excellent choice for kitchen sink waste pipes in terms of durability and functionality.

What are the three pipes under the kitchen sink?

There are three different cut-offs you should be aware of when it comes to your water supply: the hot water cut-off, the cold water cut-off, and either a cut-off for the ice maker or dishwasher. To ensure you know which cut-off corresponds to which appliance, it’s recommended to trace the line and see where it leads.

What size PVC pipe is used for kitchen sink?

The 1½-inch pipe is designed to collect any water that may overflow from a kitchen sink, bathroom vanity, or bathtub. The two-inch pipe is commonly used to drain water from a shower stall or washing machine, and it can also serve as a vertical stack for a kitchen sink. In residential homes, a three-inch pipe is typically used for toilet plumbing.

What parts do I need for kitchen sink plumbing?

Let’s take a quick look at the different parts of a kitchen sink drain. When you use your kitchen sink, you’ll notice the sink strainer, which helps to prevent debris from clogging the drain. Right after the strainer, you’ll find the tail piece, which connects the strainer to the rest of the drain system. The tee, shaped like the letter “T,” is a pipe that allows for proper water flow. The waste arm, extension tube, coupler, elbow, and P-trap are all essential components that make up the rest of the drain system. These parts work together to ensure efficient drainage and prevent any unpleasant odors from entering your kitchen.

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