Effective Methods for Unclogging Main Water Lines Using Drain Snakes

Are you tired of dealing with clogged main water lines? Whether it’s a build-up of minerals, debris, or tree roots, a clogged main water line can cause serious problems for your home or business. But don’t worry, there are effective methods for unclogging main water lines using drain snakes. In this article, we’ll explore the different types of drain snakes available and how to use them to clear your main water line. We’ll also provide tips on how to prevent future clogs and keep your water flowing smoothly. So, grab a cup of coffee and let’s get started!

Understanding Main Water Lines and Their Importance

The Function of Main Water Lines

Main water lines are a critical component of any plumbing system, responsible for delivering clean and safe water to homes and businesses. These lines are typically located underground or within the walls of a building, making them difficult to access and maintain. The primary function of main water lines is to supply water to all the fixtures and appliances within a property, including sinks, showers, toilets, and washing machines.

In addition to supplying water, main water lines also play a crucial role in protecting public health. By delivering clean water to homes and businesses, main water lines help prevent the spread of waterborne illnesses and diseases. In many communities, the quality of the water delivered by main water lines is regularly tested and monitored to ensure that it meets or exceeds federal and state standards for safety and purity.

Another important function of main water lines is to provide fire protection. Many homes and businesses rely on main water lines to supply water to fire sprinkler systems and fire hydrants, which can help control and extinguish fires quickly and effectively. In some cases, main water lines may also be used to supply water to municipal fire departments, which can use it to fight fires in areas where private fire protection systems are not available.

Overall, the function of main water lines is to provide a reliable and safe source of water for all the fixtures and appliances within a property, as well as to protect public health and safety. By understanding the importance of main water lines, homeowners and businesses can take steps to maintain and protect this critical infrastructure, ensuring that they have access to clean, safe water for years to come.

Why It’s Crucial to Unclog Main Water Lines

• The Vital Role of Main Water Lines
  • Provide water supply to entire property
  • Power household appliances and fixtures
  • Support hygiene and sanitation
• Impact of Blocked Main Water Lines
  • Disrupts water supply to all fixtures
  • Causes water damage and structural damage
  • Affects sanitation and public health
• Economic and Environmental Implications
  • Water supply disruption leads to economic loss
  • Unclogging main water lines is cost-effective compared to pipe replacement
  • Prevents water waste and contributes to environmental sustainability
• Preventative Maintenance
  • Regular inspection and cleaning of main water lines
  • Early detection and resolution of blockages
  • Ensures efficient water usage and reduces maintenance costs
• Legal and Safety Considerations
  • Adherence to local plumbing codes and regulations
  • Ensuring safe and proper usage of drain snakes
  • Protecting property and occupants from potential hazards

Types of Drain Snakes for Unclogging Main Water Lines

Mechanical Drain Snakes

Mechanical drain snakes are one of the most commonly used methods for unclogging main water lines. These drain snakes are made of flexible metal or plastic and are designed to be inserted into the drain pipe to break up the obstruction and remove it from the pipe. The main advantage of mechanical drain snakes is that they can be easily maneuvered into tight spaces and can reach deep into the drain pipe to remove the obstruction.

Mechanical drain snakes typically consist of a long, flexible rod with a spiral or helix shape that is designed to grip and break up the obstruction as it is inserted into the drain pipe. The rod is typically equipped with a handle that allows the user to control the movement of the rod as it is inserted into the drain pipe. Some mechanical drain snakes also have a small auger or drill bit on the end of the rod that can be used to break up the obstruction.

Mechanical drain snakes are typically used for unclogging drain pipes that are 2 inches or less in diameter. They are not recommended for use on larger drain pipes, as they may not be able to reach deep enough into the pipe to effectively break up the obstruction. In addition, mechanical drain snakes should not be used on drain pipes that are clogged with solid debris, such as tree roots or large amounts of grease, as they may not be able to break up the obstruction effectively.

In summary, mechanical drain snakes are a useful tool for unclogging main water lines that are clogged with soft debris such as hair, soap, and food particles. They are easy to use and can be inserted into tight spaces to reach deep into the drain pipe to break up the obstruction. However, they should not be used on larger drain pipes or those clogged with solid debris.

Auger Drain Snakes

Auger drain snakes are one of the most popular and effective types of drain snakes for unclogging main water lines. They are designed with a long, flexible cable that has a spiral auger at the end, which can be inserted into the drain and used to break up and remove the blockage. The auger is typically made of durable materials such as stainless steel or metal, and it can be adjusted to different lengths depending on the size of the drain.

One of the main advantages of using an auger drain snake is that it can reach deep into the drain and effectively break up and remove tough blockages, such as tree roots or grease buildup. This makes it an ideal choice for unclogging main water lines, as these blockages can be difficult to remove with other methods.

To use an auger drain snake, you will need to insert it into the drain opening and turn the handle to rotate the auger. As the auger breaks up the blockage, it will be pushed out of the drain opening, allowing the water to flow freely. It is important to use caution when using an auger drain snake, as the auger can be dangerous if it comes into contact with your skin or eyes.

Overall, auger drain snakes are a highly effective method for unclogging main water lines, and they are a popular choice among plumbers and homeowners alike. With their ability to reach deep into the drain and break up tough blockages, they are a reliable solution for restoring water flow in your home.

Chemical Drain Snakes

Chemical drain snakes are a type of drain snake that uses a chemical solution to break down and dissolve the clog. These drain snakes are effective for clogs caused by grease, oil, and other organic materials.

Advantages of Chemical Drain Snakes:

• They are effective at breaking down and dissolving clogs caused by grease, oil, and other organic materials.
• They are easy to use and require no special skills or training.
• They are a quick and effective solution for unclogging main water lines.

Disadvantages of Chemical Drain Snakes:

• They can be hazardous if used improperly. It is important to follow the manufacturer’s instructions carefully and to wear protective gear, such as gloves and goggles, when using chemical drain snakes.
• They can damage the pipes if used too aggressively. It is important to use a chemical drain snake with caution and to avoid using it on pipes that are damaged or corroded.
• They may not be effective on all types of clogs. It is important to choose the right type of drain snake for the specific clog you are trying to remove.

In conclusion, chemical drain snakes are a effective solution for unclogging main water lines caused by grease, oil, and other organic materials. They are easy to use, quick and require no special skills or training. However, it is important to use them with caution and to follow the manufacturer’s instructions carefully to avoid any hazards or damage to the pipes.

Preparing for Unclogging Main Water Lines with Drain Snakes

Gathering Essential Tools and Equipment

When it comes to unclogging main water lines using drain snakes, having the right tools and equipment is crucial. Here are some of the essential tools and equipment that you will need:

Drain Snake

A drain snake is a long, flexible rod that is designed to reach deep into pipes and clear blockages. It is typically made of stainless steel or aluminum and comes in various sizes and lengths. Choose a drain snake that is appropriate for the size of the pipe you will be working on.

Gloves

Wearing gloves is important when working with drain snakes to protect your hands from potential hazards such as sharp edges or chemicals. Opt for gloves that are made of durable materials and fit snugly to prevent them from slipping off during use.

Bucket

A bucket is needed to catch any water that may spill during the process of unclogging the main water line. Choose a bucket that is large enough to hold a significant amount of water without overflowing.

Flashlight

Working with drain snakes in dark areas can be challenging, so having a flashlight handy is essential. Choose a flashlight that has a long battery life and a bright beam to illuminate the area where you will be working.

Pipe Wrench

A pipe wrench is necessary to tighten and loosen the drain snake when inserting or removing it from the pipe. Choose a pipe wrench that is adjustable and has a comfortable grip.

Plunger

A plunger can be used as an alternative to a drain snake to unclog the main water line. Choose a plunger that has a flat bottom and a firm grip handle.

Chemical Drain Opener

If the blockage is severe, a chemical drain opener may be needed to break down the debris and clear the pipe. Choose a chemical drain opener that is safe to use with water and follow the instructions carefully.

By having these essential tools and equipment on hand, you can ensure that you are well-prepared to tackle any blockages in your main water line.

Assessing the Situation and Identifying the Blockage

When faced with a clogged main water line, it is important to assess the situation before attempting to unclog it. This involves identifying the type of blockage that is causing the problem.

First, check the water pressure and flow rate to determine if there is a problem with the main water line. If the pressure is low or the flow rate is slow, it may indicate a blockage.

Next, try to identify the location of the blockage. Listen for gurgling noises in the pipes, which can indicate a blockage in the main water line. Additionally, check for any visible signs of blockage, such as water accumulation or debris in the pipes.

Once the location of the blockage has been identified, it is important to determine the cause of the blockage. Common causes include debris, mineral buildup, and corrosion. Knowing the cause of the blockage will help you choose the most effective method for unclogging the main water line.

In summary, assessing the situation and identifying the blockage is a crucial step in unclogging main water lines using drain snakes. By carefully evaluating the water pressure, flow rate, and location of the blockage, homeowners can choose the most effective method for clearing their clogged pipes.

Unclogging Main Water Lines with Drain Snakes: Step-by-Step Guide

Step 1: Locate the Main Water Shut-Off Valve

Locating the main water shut-off valve is the first step in unclogging main water lines using drain snakes. This valve is typically located near the water meter or where the main water line enters the house. Here are the steps to follow:

1. Identify the Water Meter: The water meter is usually located near the street or in a utility room. Once you find it, look for the main shut-off valve nearby.
2. Locate the Main Shut-Off Valve: The main shut-off valve is usually a round or rectangular cover with a pipe threaded into it. It may be covered with dirt or debris, so clean it off before turning it.
3. Turn Off the Water Supply: Once you’ve located the main shut-off valve, turn it clockwise until it stops. You should hear a distinct “click” when it shuts off. Make sure to write down the position of the valve for future reference.
4. Flush Out the System: After turning off the water supply, flush out the system by opening all the faucets and letting the water run for several minutes. This will help to clear any debris that may be clogging the pipes.

By following these steps, you’ll be able to locate the main water shut-off valve and turn off the water supply, making it easier to unclog the main water lines using a drain snake.

Step 2: Determine the Type of Blockage

When attempting to unclog a main water line using a drain snake, it is crucial to first determine the type of blockage causing the obstruction. There are two primary types of blockages that can occur in water lines:

1. Debris Blockages: These blockages occur when small particles, such as sand, silt, or debris, accumulate over time and eventually form a dense mass that restricts water flow. This type of blockage is often caused by a buildup of sediment in the water supply, which can occur naturally or as a result of aging infrastructure.
2. Organic Growth Blockages: These blockages are caused by the growth of organisms such as mold, algae, or tree roots, which can infiltrate and clog water lines over time. These types of blockages are commonly found in areas where water is stagnant or slow-moving, providing a suitable environment for organic growth to thrive.

It is essential to identify the type of blockage before attempting to clear it with a drain snake, as different methods may be required depending on the nature of the obstruction. For instance, debris blockages can often be cleared using a standard drain snake, while organic growth blockages may require the use of specialized chemical treatments or professional services to remove the growth and clear the line.

To determine the type of blockage, you can perform a preliminary inspection of the water line and observe any visible signs of debris or organic growth. Additionally, you can try to flush the line with water to see if the blockage is movable or if it remains stationary, which can provide clues about the nature of the obstruction.

Once you have determined the type of blockage, you can proceed with the appropriate method for clearing the line. If you are unsure about the type of blockage or are unable to clear the line using a drain snake, it may be best to consult a professional plumber to ensure that the issue is resolved effectively and safely.

Step 3: Choose the Appropriate Drain Snake

Selecting the right drain snake is crucial to effectively unclog your main water line. Here are some factors to consider when choosing a drain snake:

1. Material: Drain snakes can be made from various materials such as plastic, metal, or a combination of both. Consider the type of pipe you have and choose a drain snake that is compatible with it.
2. Size: Drain snakes come in different sizes, measured by their diameter or their capacity to clear a drain. Choose a drain snake that is appropriate for the size of the drain you’re working with.
3. Length: The length of the drain snake is also important. Consider the depth of the drain and choose a drain snake that can reach it.
4. Flexibility: Some drain snakes are more flexible than others, which can make them easier to maneuver in tight spaces. If your drain is located in a hard-to-reach area, a more flexible drain snake may be beneficial.
5. Telescoping Design: Some drain snakes have a telescoping design, which allows them to extend and retract for easier storage and transportation. This can be helpful if you need to take the drain snake to different locations.
6. Power Source: If you’re using an electric drain snake, make sure you have access to a power source that is close enough to the drain to plug in the snake.

By considering these factors, you can choose the appropriate drain snake for your needs and effectively unclog your main water line.

Step 4: Insert the Drain Snake into the Main Water Line

Insert the Drain Snake into the Main Water Line

Once you have located the clog and prepared the drain snake, it’s time to insert it into the main water line. Here’s how:

1. Identify the water shut-off valve: Before inserting the drain snake, it’s essential to locate the water shut-off valve. This valve allows you to turn off the water supply to the affected area temporarily, preventing further water damage while you work on the clog.
2. Turn off the water supply: Once you’ve located the water shut-off valve, turn it clockwise to close it. Make sure to mark the valve so you can easily turn it back on when you’re done.
3. Locate the cleanout access point: The cleanout access point is usually a large threaded cap located near the water meter or the main water line. Use a wrench to loosen the cap and remove it carefully.
4. Insert the drain snake: Slide the drain snake into the cleanout access point, making sure it’s fully inserted into the main water line. Use a plunger or your hands to push the snake further into the line if necessary.
5. Retrieve the clog: Once the drain snake is fully inserted, begin to extract it slowly, feeding the clog into the sink or bathtub. Keep retracting the snake until the clog has been removed or has been pushed far enough down the line that it no longer blocks the water flow.
6. Flush the line: After removing the clog, flush the main water line with a gallon or two of water to ensure that any remaining debris has been washed away.
7. Turn the water supply back on: Finally, turn the water supply valve counterclockwise to restore water flow to the affected area. Check for leaks and other issues before turning the water back on completely.

By following these steps, you can effectively insert a drain snake into the main water line and remove even the most stubborn clogs. Remember to be patient and careful while working on your water lines to avoid any further damage or complications.

Step 5: Retrieve the Drain Snake and Inspect the Blockage

Once you have successfully inserted the drain snake into the main water line, it’s time to retrieve it and inspect the blockage. Here’s how:

1. Retrieve the Drain Snake
   Carefully remove the drain snake from the main water line by reversing the process you used to insert it. Slowly pull the snake back out, being careful not to damage the pipes or cause any further blockages.
2. Inspect the Blockage
   Once you have retrieved the drain snake, inspect the blockage to determine its cause. Look for any debris, such as hair, grease, or mineral buildup, that may be causing the blockage. If the blockage is severe, you may need to use a plunger or other tools to remove it.
3. Clean the Drain Snake
   After inspecting the blockage, clean the drain snake thoroughly to remove any debris or residue that may be present. This will ensure that the snake is ready for its next use and will help prevent future blockages.
4. Reconnect the Water Supply
   Finally, reconnect the water supply and turn on the main water valve to test the line. Check for any leaks or other issues, and make sure that the water is flowing freely through the line.

By following these steps, you can effectively unclog your main water line using a drain snake and ensure that your water supply is flowing smoothly once again.

Step 6: Flush the System and Test for Leaks

After successfully clearing the obstruction with a drain snake, it is crucial to flush the system thoroughly to ensure that all debris and remaining particles are removed. This step is essential to prevent any future clogs and to maintain the overall health of the water line. Here are the steps to follow:

1. Locate the shut-off valve: Before flushing the system, it is important to locate the shut-off valve. This valve will allow you to turn off the water supply to the system temporarily while flushing.
2. Open the shut-off valve: Once the shut-off valve has been located, open it to allow water to flow through the system.
3. Attach a hose to the faucet: Attach a hose to the faucet and place the other end in a bucket or container. This will allow you to collect any debris that is flushed out of the system.
4. Turn on the water supply: Turn on the water supply to the system, allowing water to flow through the system and into the hose.
5. Flush the system: Flush the system by running water through it for several minutes. This will help to remove any remaining debris or particles that may have been trapped in the system.
6. Check for leaks: After flushing the system, check for any leaks or signs of damage. If any leaks or damage is found, it is important to repair them immediately to prevent further issues.
7. Turn off the water supply: Once the system has been flushed and checked for leaks, turn off the water supply to the system.
8. Flush the hose: Finally, flush the hose to remove any debris that may have accumulated during the flushing process.

By following these steps, you can effectively flush your main water line and ensure that it is functioning properly.

Dealing with Unclogging Complications and Safety Measures

Handling Serious Blockages and Backups

When dealing with serious blockages and backups in main water lines, it is important to take additional safety measures and consider alternative methods for unclogging the drain.

Firstly, it is essential to shut off the water supply to the affected area to prevent further damage and to make the process of unclogging the drain safer.

Secondly, it may be necessary to use specialized tools such as augers or hydro jets to clear the blockage. These tools can be purchased from hardware stores or rented from plumbing supply companies.

Thirdly, if the blockage is particularly stubborn, it may be necessary to dig up the affected section of the main water line and physically remove the obstruction. This should only be done by a licensed plumber or other qualified professional.

Lastly, it is important to take appropriate safety precautions when dealing with serious blockages and backups, such as wearing protective gear and working in well-ventilated areas.

In conclusion, when dealing with serious blockages and backups in main water lines, it is important to take additional safety measures and consider alternative methods for unclogging the drain to prevent further damage and ensure the safety of those involved in the process.

Safety Precautions and Tips

Unclogging main water lines using drain snakes can be a do-it-yourself project, but it’s essential to take safety precautions seriously to avoid any accidents or mishaps. Here are some safety tips to keep in mind when dealing with clogged water lines:

1. Turn off the water supply: Before attempting to unclog the main water line, turn off the water supply to the affected area. This step is crucial to prevent water from spilling out and causing damage to the surrounding area.
2. Wear protective gear: It’s recommended to wear protective gear such as gloves, safety goggles, and a dust mask when working with drain snakes. These items will help protect your hands, eyes, and lungs from any potential hazards.
3. Use caution when handling the drain snake: When handling the drain snake, use caution to avoid any accidents. Keep a firm grip on the handle and make sure the snake is not kinked or bent, as this can cause it to break or become dislodged.
4. Avoid electrical hazards: If you’re using an electric drain snake, be careful not to come into contact with any electrical components. Always follow the manufacturer’s instructions for safe use and avoid using the snake in wet or damp areas.
5. Know when to call a professional: If you’re not comfortable with unclogging the main water line or if the clog is too difficult to remove, it’s best to call a professional plumber. Attempting to fix the problem without proper knowledge or equipment can make the situation worse and cause additional damage.

By following these safety precautions and tips, you can ensure a safe and effective unclogging process when dealing with main water line clogs.

Maintenance and Preventive Measures for Main Water Lines

Ensuring the proper maintenance and preventive measures for main water lines is crucial in avoiding costly repairs and unclogging issues. Some of the most effective practices for maintaining main water lines include:

• Regular Inspections: Regular inspections of the main water line can help identify potential issues before they become serious problems. This can include checking for leaks, corrosion, or other signs of damage.
• Water Quality Testing: Regular water quality testing can help identify any contaminants or other issues that may be affecting the main water line. This can help prevent buildup and other problems that can lead to clogs.
• Properly Sized Pipes: Ensuring that the main water line is properly sized for the home or building can help prevent clogs and other issues. This is especially important when the building is being constructed or undergoing renovations.
• Using Appropriate Materials: Using appropriate materials for the main water line can help prevent corrosion and other issues that can lead to clogs. For example, using PVC pipes instead of metal pipes can help reduce the risk of corrosion.
• Avoiding Chemicals: Avoiding the use of harsh chemicals in the main water line can help prevent damage to the pipes and other components. This can include avoiding the use of bleach or other cleaning agents that may be harmful to the pipes.
• Properly Installed Fittings: Properly installed fittings can help prevent leaks and other issues that can lead to clogs in the main water line. This can include using properly sized and installed elbows, tees, and other fittings.
• Avoiding Tree Roots: Avoiding tree roots from growing into the main water line can help prevent blockages and other issues. This can include using proper drainage and avoiding planting trees too close to the main water line.

By following these maintenance and preventive measures, homeowners and building managers can help ensure that their main water lines remain clear and functional for years to come.

FAQs: Frequently Asked Questions About Unclogging Main Water Lines

1. What is the recommended drain snake length for unclogging main water lines?
   • A drain snake with a length of 25 to 50 feet is typically sufficient for most residential and commercial main water line clogs. Longer drain snakes (up to 100 feet) may be required for larger, more complex plumbing systems.
2. How do I know if a drain snake is the right tool for unclogging my main water line?
   • If the clog is located in a easily accessible, straight stretch of pipe, a drain snake is usually the best option. However, if the clog is deep within a branch or T-junction, a plumbing snake may not be able to reach it. In such cases, a hydro jetter or other specialized equipment may be needed.
3. What type of drain snake should I use for unclogging main water lines?
   • A professional-grade drain snake with a sturdy, adjustable steel or aluminum coil and a durable, easy-to-grip handle is recommended for unclogging main water lines. Some models may also include features such as a built-in auger or a detachable head for added versatility.
4. Can I use a chemical drain cleaner to unclog my main water line?
   • While chemical drain cleaners can be effective for unclogging minor drains and pipes, they are not recommended for use on main water lines. The high pressure and force needed to clear a main water line clog can cause the chemicals to react violently, potentially damaging the pipes and posing a safety hazard.
5. What safety precautions should I take when using a drain snake to unclog my main water line?
   • Always wear gloves, safety goggles, and long sleeves when working with a drain snake to protect your hands and eyes from potential splashes or debris. Additionally, ensure that the area around the drain is well-ventilated to avoid inhaling any fumes or gases that may be released during the unclogging process.

Additional Resources for Dealing with Clogged Main Water Lines

Dealing with clogged main water lines can be a challenging and frustrating experience for homeowners. In addition to the methods discussed earlier, there are other resources available to help deal with this problem.

• Hiring a professional plumber: If the clog is particularly stubborn or if you are not comfortable dealing with the issue yourself, it may be best to hire a professional plumber. They will have the necessary tools and expertise to effectively clear the clog and restore water flow to your home.
• Using a hydro jetting system: A hydro jetting system uses high-pressure water to blast through the clog and clear the line. This method is particularly effective for clearing clogs caused by tree roots or other debris.
• Calling your local water utility company: If the clog is in the main water line leading to your home, it may be the responsibility of your local water utility company to fix it. Contact them to report the issue and they will send a technician to investigate and fix the problem.

It is important to keep in mind that unclogging main water lines can be dangerous and should only be attempted by those with the proper training and equipment. Additionally, it is important to take necessary safety measures such as wearing protective gear and turning off the water supply before attempting to clear a clog.

Glossary of Terms Related to Main Water Lines and Drain Snakes

• Main water line: The primary pipe that delivers water from the municipal supply to the property.
• Drain snake: A long, flexible rod with a helix coil at the end, used to clear blockages in pipes.
• Auger: Another term for a drain snake.
• P-trap: A U-shaped pipe located under the sink that prevents sewer gases from entering the home.
• Clog: A blockage in a pipe caused by debris, such as hair, soap, or food particles.
• Water hammer: A pressure surge that occurs when water suddenly stops flowing through a pipe, often causing damage to the pipe and fixtures.
• Backflow: The reversal of water flow in a pipe due to a blockage or change in pressure.
• Water meter: A device that measures the volume of water used in a property.
• Shut-off valve: A valve that controls the flow of water to a particular fixture or area of the property.
• Plumbing snake: A type of drain snake specifically designed for clearing blockages in plumbing systems.

FAQs

1. What is a drain snake and how does it work?

A drain snake is a long, flexible rod with a spring-loaded spiral blade at the end. It is designed to clear blockages in pipes and drain lines by breaking up the obstruction and pulling it out. The snake is inserted into the pipe and then pushed or pulled to break up and remove the blockage.

2. How do I know if my main water line is clogged?

There are several signs that your main water line may be clogged, including reduced water pressure, no water flowing from faucets, and water backing up in other drains or fixtures. If you suspect that your main water line is clogged, it is important to address the issue as soon as possible to prevent further damage.

3. Is it safe to use a drain snake on a main water line?

It is generally safe to use a drain snake on a main water line, but it is important to take certain precautions to avoid injury or damage. Always follow the manufacturer’s instructions carefully, and never force the snake further into the pipe than recommended. It is also a good idea to turn off the water supply to the affected area before attempting to clear the blockage.

4. How do I choose the right size of drain snake for my main water line?

The size of the drain snake you need will depend on the size of the pipe you are working with. It is important to choose a snake that is at least as long as the pipe, and with a diameter that is slightly smaller than the pipe. This will allow the snake to fit inside the pipe and reach the blockage, while also being able to break it up and remove it.

5. Can I use a chemical drain cleaner on my main water line?

While chemical drain cleaners can be effective at clearing blockages, they can also be dangerous and should be used with caution. It is generally safer to use a drain snake or other mechanical method to clear a main water line blockage. If you do decide to use a chemical drain cleaner, be sure to follow the instructions carefully and avoid contact with the chemicals.

Back flushing water lines in house. (diy)