Install Bottom Drain in Above Ground Pool: A Step-by-Step Guide

If you’re the owner of an above ground pool, you know how important it is to keep it clean and well-maintained. One of the most effective ways to do this is by installing a bottom drain, which can help to remove debris and contaminants from the bottom of your pool. But how do you install a bottom drain? It may seem daunting, but with the right tools and a little bit of know-how, it’s a project that you can tackle yourself.

In this step-by-step guide, we’ll show you exactly how to install a bottom drain in your above ground pool. You’ll learn why a bottom drain is important, what you’ll need to get started, and the specific steps you’ll need to follow to complete the installation process. Whether you’re a seasoned DIYer or a newbie, we’ve got you covered.

So, let’s dive in and get started! By the end of this article, you’ll have all the information you need to successfully install a bottom drain in your above ground pool, and you’ll be able to enjoy a cleaner, clearer pool all season long.

Why Install a Bottom Drain?

Are you tired of cleaning your above ground pool constantly? One solution is to install a bottom drain. This simple addition to your pool can make a huge difference in its maintenance. A bottom drain helps to circulate water and remove debris, allowing for a cleaner pool.

Not only does a bottom drain improve the cleanliness of your pool, it also increases the efficiency of your pool’s filter and pump. By reducing the amount of debris and stagnant water in your pool, your filtration system can work more effectively and your pump can last longer.

Additionally, a bottom drain can help prevent damage to your pool during winter months. Without proper circulation, water can freeze and expand, causing cracks or damage to the walls and floor of your pool. By installing a bottom drain, you can prevent these potential problems and increase the longevity of your pool.

Improves Water Circulation

Installing a bottom drain is a great way to improve water circulation in your above ground pool. The drain creates a natural current that draws water through the filtration system, which helps keep the water clean and clear. With proper circulation, your pool will also maintain a consistent temperature throughout.

Improved water circulation also helps prevent the growth of algae and bacteria in your pool. When water is stagnant, it can become a breeding ground for harmful microorganisms. A bottom drain helps prevent this by continuously moving water through the pool, keeping it fresh and healthy.

If you have a heater in your pool, the improved water circulation created by the bottom drain can also help increase its efficiency. The constant flow of water allows the heater to maintain a consistent temperature, so it doesn’t have to work as hard to keep the water warm.

Removes Debris Efficiently

One of the main reasons to install a bottom drain in your above ground pool is to remove debris efficiently. When debris settles at the bottom of your pool, it can be difficult to remove it completely with a skimmer or vacuum. A bottom drain can help to remove debris and dirt particles that have settled at the bottom of the pool.

By circulating the water at the bottom of the pool, the bottom drain will suck up debris and send it to the filter system. This means that debris is removed from the pool without requiring manual intervention. With a bottom drain, you won’t have to worry about manually vacuuming the bottom of the pool or dealing with stubborn debris that won’t come off.

Overall, a bottom drain can help keep your pool cleaner by ensuring that debris is removed efficiently. It can also make maintenance easier by reducing the amount of manual cleaning required. With a clean pool, you’ll be able to enjoy swimming with peace of mind.

Additionally, by removing debris efficiently, you’ll also reduce the amount of wear and tear on your pool equipment. Debris and dirt particles can clog your pool’s filter, which can lead to damage and wear on your pool pump and other equipment. By ensuring that debris is efficiently removed, you’ll extend the life of your pool equipment and save money on repairs and replacement costs.

Prevents Pool Damage

A bottom drain can prevent pool damage caused by excess water pressure. Without a bottom drain, water can build up and put pressure on the walls of your pool, potentially causing leaks or damage to the pool structure. The bottom drain allows water to flow out of the pool, relieving the pressure and reducing the risk of damage.

Additionally, a bottom drain can prevent damage caused by freezing temperatures. In colder climates, standing water in the pool can freeze and expand, which can lead to cracks in the pool walls or floor. A bottom drain can help remove water from the pool, reducing the risk of damage caused by freezing temperatures.

Finally, a bottom drain can also prevent damage caused by debris. Leaves, twigs, and other debris can accumulate at the bottom of the pool and cause damage to the pool surface. With a bottom drain, debris is removed from the pool, reducing the risk of damage and extending the life of your pool.

What You’ll Need

Before you start installing a bottom drain in your above ground pool, you’ll need to gather a few tools and materials. Here are the items you’ll need:

Bottom drain kit: You’ll need a bottom drain kit that includes the drain cover, gaskets, bolts, and screws.

PVC pipes and fittings: You’ll need PVC pipes and fittings to connect the bottom drain to the pool’s pump and filter system.

PVC primer and glue: You’ll need PVC primer and glue to connect the PVC pipes and fittings together.

Drill and hole saw: You’ll need a drill and hole saw to create a hole in the pool liner for the bottom drain.

Silicone sealant: You’ll need silicone sealant to seal the gap between the pool liner and the drain cover.

Bottom Drain Kit

When installing a bottom drain in your above-ground pool, you’ll need a bottom drain kit. The kit comes with all the necessary parts, including the drain, gaskets, and screws. It’s important to choose a kit that fits the size of your pool.

The bottom drain kit is specifically designed to work with your pool’s pump and filter system, ensuring proper water circulation and debris removal. With a quality bottom drain kit, you can be confident that your pool will stay clean and free of debris.

Make sure to read the instructions that come with your kit carefully before starting the installation process. You may also need additional tools such as a drill and a saw, depending on the type of kit you choose.

PVC Pipe and Fittings

PVC pipes and fittings are required to connect the bottom drain kit to the pool’s existing plumbing system. The size and number of pipes and fittings will depend on the size of the pool and the distance between the pool and the filtration system. Measure the distance carefully to determine the amount of PVC pipe required.

PVC primer and cement are necessary to ensure a secure and leak-free connection between the pipes and fittings. The primer cleans and prepares the surface of the PVC, while the cement melts and fuses the PVC pieces together. Make sure to use the correct type and size of primer and cement.

PVC saw or cutter is essential to cut the PVC pipes and fittings to the correct length. A PVC saw is ideal for cutting larger diameter pipes, while a cutter is more suitable for smaller diameter pipes. Always wear protective goggles when cutting PVC.

PVC Teflon tape is a useful accessory to wrap around the threaded ends of the PVC fittings to create a watertight seal. This will prevent leaks at the connections and ensure a proper flow of water through the pipes.

Teflon Tape

1. What is Teflon Tape? Teflon tape, also known as plumber’s tape, is a type of tape made from polytetrafluoroethylene (PTFE) material that is used to seal pipe threads to prevent leaks.

2. Why is Teflon Tape Important? Teflon tape is important for creating a tight seal between pipe threads, which helps to prevent leaks in your bottom drain installation. It is also resistant to chemicals and high temperatures, making it a durable solution for your plumbing needs.

3. How to Use Teflon Tape? Wrap the Teflon tape around the male threads in a clockwise direction, overlapping the tape by half its width as you wrap. The tape should be snugly wrapped around the threads but not too tight to cause cracking or breaking.

Where to Buy Teflon Tape? Teflon tape is widely available at most hardware stores, home improvement stores, and plumbing supply stores. You can also purchase it online from various retailers.

How Much Teflon Tape Do You Need? The amount of Teflon tape needed will depend on the size of your PVC pipe fittings. It is best to purchase a roll of Teflon tape to ensure you have enough for the installation process.

Step 1: Choose the Right Location

Consider the pool shape: Look for a location that won’t interfere with the shape of your pool. Choose a location that is suitable for the shape of your pool and where the drain can be installed without affecting the structural integrity of the pool.

Check the water depth: The location you choose should be in a spot where the water is at least 4 feet deep. This depth will provide enough room for the drain installation and ensure that the drain is efficient in removing debris from the bottom of the pool.

Access to power: You will need access to an electrical outlet for the installation of the pump that will operate the bottom drain. Make sure there is a nearby outlet and that it is easily accessible for electrical wiring.

Consider the drainage system: The bottom drain should be installed in a location where it is easy to connect to the pool’s drainage system. You can consult with a pool contractor to determine the best location for your pool’s drainage system.

Plan for easy access: It’s important to choose a location for the bottom drain that will make it easy to access and service the drain in case any maintenance or repairs are needed in the future. Avoid placing it in hard-to-reach areas or locations that would require extensive excavation to access.

Determine the Deep End of the Pool

1. Check the pool slope: The deep end of the pool is usually located where the slope starts to drop off significantly. Look for the steepest slope or any markings that indicate where the slope changes.

2. Check for pool design: Some pool designs have a designated deep end that is obvious, such as a diving well or a sunken seating area. Check the pool plans or consult with the builder if you’re unsure.

3. Use a weighted object: Tie a weight to a long string or fishing line and slowly lower it into the water until you feel it hit the bottom. Mark the string at the water’s surface to determine the pool’s depth at that point. Repeat this process at various locations to map out the pool’s slope.

4. Use a pool depth finder: A pool depth finder is a specialized tool that uses sonar technology to measure the depth of a body of water. Simply place the device in the pool and follow the manufacturer’s instructions to obtain a reading.

Look for Obstructions

• Trees and plants: Check for any trees or plants that could potentially obstruct the pool’s construction or drop leaves and debris into the pool.
• Electrical and utility lines: Ensure that the pool’s location is clear of any electrical or utility lines. You may need to consult with a professional to determine this.
• Underground pipes and septic systems: Check for any underground pipes or septic systems that could be damaged during construction. It’s important to know where these are located to avoid any issues.

It’s important to consider the location of the pool in relation to your home’s existing features, such as patios, decks, and landscaping. Make sure there is adequate space around the pool to accommodate any necessary features or equipment, such as a pool pump and filter system.

Check for the Best Water Flow

Flow Rate	Head Pressure	Pipe Size
Low flow rate	Low head pressure	Small pipe size
Medium flow rate	Medium head pressure	Medium pipe size
High flow rate	High head pressure	Large pipe size
Intermittent flow	Variable head pressure	Flexible pipe size
Steady flow	Consistent head pressure	Appropriate pipe size

When it comes to water flow, it’s important to ensure that you have the best flow rate for your needs. Different applications require different flow rates, so it’s important to know what you’re looking for. Additionally, you’ll want to take into account the head pressure that your system is capable of, as well as the pipe size that you’re working with.

One of the first things to check is your system’s flow rate. If the flow rate is too low, it could indicate a blockage or other issue that needs to be addressed. On the other hand, if the flow rate is too high, it could be causing unnecessary strain on your system. A flow rate that’s too high can also lead to wasted water and increased energy costs.

Next, you’ll want to take a look at the head pressure of your system. Head pressure refers to the pressure required to push water through your system. If the head pressure is too low, you may not be getting the water flow that you need. On the other hand, if the head pressure is too high, it can put unnecessary stress on your system and lead to leaks or other issues.

Finally, it’s important to consider the pipe size that you’re working with. The size of your pipes can have a significant impact on the flow rate and head pressure of your system. Using pipes that are too small can restrict the flow of water, while using pipes that are too large can lead to decreased head pressure and wasted water.

By taking the time to check for the best water flow, you can ensure that your system is working efficiently and effectively. Keep these tips in mind and make sure that your flow rate, head pressure, and pipe size are all appropriate for your specific needs.

Step 2: Prepare the Pool

After completing the necessary steps to ensure your water flow is good, it’s time to move on to preparing your pool. The first thing you should do is make sure that the pool is clean and free of debris. Use a net to remove any leaves, twigs, or other objects that may have fallen into the water. It’s important to do this step thoroughly so that the water doesn’t become cloudy and the pool remains inviting for swimmers.

Next, check the pH levels of your pool water to ensure that it is within the ideal range. A pH level between 7.2 and 7.8 is recommended for a comfortable swimming experience. If the pH level is too high or too low, you will need to adjust it with a pH balancing chemical. It’s important to note that incorrect pH levels can cause skin and eye irritation and also damage the pool equipment.

Finally, it’s time to add chlorine to the pool to disinfect the water and kill any harmful bacteria. There are different forms of chlorine available, including tablets, granules, and liquid. Make sure to follow the instructions carefully when adding the chlorine, as too much can be harmful to swimmers and too little will not properly disinfect the water. Be sure to keep your chlorine levels at the recommended range of 1-3 parts per million (ppm) for optimal disinfection.

Drain the Pool

If you are planning on closing your pool for the season or need to make some major repairs, you may need to drain your pool. Before doing so, it’s important to take certain precautions to protect your pool and ensure a safe and successful drainage process. Remember that draining your pool can be dangerous if not done properly, so it’s best to hire a professional if you’re unsure of how to do it yourself.

• Turn off the power: Before draining the pool, make sure to turn off all the power to the pool equipment. This includes the pump, filter, and heater.
• Prepare the drainage area: You’ll need to choose an area where the water can safely drain into without causing any damage. It’s important to check your local regulations as some areas may have specific rules for pool drainage.
• Check the liner: If you have a vinyl liner, it’s important to check for any tears or damage before draining the pool. Draining the pool with a damaged liner can cause it to shrink and become unusable.
• Remove the water: Once you’ve taken all the necessary precautions, it’s time to start draining the pool. Depending on the size of your pool, this can take a while. Be patient and check the progress regularly.

After the pool is drained, it’s important to clean and dry the pool thoroughly before making any repairs or closing it for the season. Keep in mind that a completely drained pool can be damaged by the weight of the surrounding soil, so it’s best to leave a few inches of water at the bottom.

Clean the Pool Bottom

• Vacuum: The first step in cleaning the pool bottom is to vacuum it. A pool vacuum will suck up dirt, leaves, and other debris from the bottom of the pool. Make sure to move the vacuum head slowly to pick up all the debris.
• Brush: Once you have vacuumed the pool, the next step is to brush the walls and the bottom of the pool. A pool brush will help to remove any algae or dirt that the vacuum missed. Use a circular motion to brush the walls and the bottom of the pool.
• Scrub: For stubborn stains or dirt, you may need to use a pool scrubber. This will allow you to apply more pressure to the area that needs cleaning. Be careful not to damage the pool surface when scrubbing.
• Check the pH level: Before you start cleaning the pool, make sure to check the pH level. If the pH level is not correct, the pool chemicals will not work as effectively. The pH level should be between 7.2 and 7.8.
• Check the chlorine level: Another important step is to check the chlorine level. Chlorine is essential for killing bacteria and keeping the water clean. The chlorine level should be between 1 and 3 parts per million.
• Check the water level: Finally, make sure to check the water level. If the water level is too low, the pool pump may not work effectively. The water level should be halfway up the skimmer opening.

Regularly cleaning the pool bottom is essential for maintaining a clean and healthy swimming environment. By vacuuming, brushing, and scrubbing the pool, you can remove dirt and algae that can make the water cloudy and uninviting. Checking the pH level, chlorine level, and water level will ensure that the pool chemicals are working effectively to keep the water safe and clean for swimmers.

Remember to always follow the manufacturer’s instructions when using pool cleaning equipment and chemicals. If you are unsure about any aspect of pool maintenance, consult a professional pool cleaner.

By following these simple steps and taking good care of your pool, you can enjoy a clean and refreshing swimming experience all season long.

Make Sure the Pool is Level

If you are planning on installing an above ground pool, you must ensure that the pool is level before filling it with water. If the pool is not level, it can cause major problems, such as water leakage, and an uneven pool structure. Here are some tips to make sure your pool is level:

Measure the Ground

The first step to ensuring a level pool is to measure the ground where the pool will be installed. Use a leveling tool to measure the ground, and make sure it is flat and even. If the ground is not level, you may need to make some adjustments, such as adding or removing soil, to make it level.

Use Sand

Once the ground is level, you can begin to prepare the area for the pool. One way to ensure the pool is level is to use sand. Spread a layer of sand across the ground and then use a rake to level it out. This will help create a level surface for the pool to sit on.

Check the Level Frequently

As you are installing the pool, it’s important to check the level frequently. Use a level to ensure that the pool is level at all times. It’s also important to make sure that the walls of the pool are straight and level as well.

Adjust as Needed

If you find that the pool is not level during installation, you may need to make some adjustments. You can add or remove sand to create a level surface. You may also need to adjust the supports or legs of the pool to ensure it is level.

By following these tips, you can ensure that your above ground pool is level and ready for use. Remember to always check the level of the pool frequently, and make adjustments as needed to ensure it is level.

• Measure the ground where the pool will be installed
• Use sand to create a level surface for the pool to sit on
• Check the level frequently during installation
• Adjust as needed to ensure the pool is level
• Make sure the walls of the pool are straight and level
• Ensure the pool is level before filling it with water

Installing an above ground pool can be a fun and exciting project. By taking the time to ensure that the pool is level, you can avoid problems down the road and enjoy your pool for years to come.

Step 3: Install the Drain

After cleaning and leveling the pool, it’s time to install the drain. The drain is a crucial component of the pool’s plumbing system, and it’s essential to get it right. First, locate the main drain hole at the deepest part of the pool. Use a chisel or a drill to remove any concrete or debris around the hole. Be sure to wear protective gear to prevent any injury.

Once you’ve cleaned the hole, place the drain assembly in the hole. Apply a generous amount of pool putty around the drain flange to create a watertight seal. Tighten the screws on the flange to secure the drain in place. It’s important to make sure the drain is securely fastened to prevent any leaks.

Next, connect the drain to the plumbing system. Use PVC glue to attach the drain pipe to the drain fitting. Make sure the pipe is securely fastened and there are no gaps or leaks. Test the drain system for leaks by filling the pool with water and checking for any leaks around the drain area.

Finally, install the drain cover. The cover should fit securely over the drain and be flush with the pool floor. Make sure the cover is in good condition and free of any cracks or damage. The drain cover is an important safety feature that prevents swimmers from getting caught in the drain.

Position the Drain Properly

When it comes to installing a pool drain, proper positioning is key to ensure the pool functions correctly. Here are some tips to help position the drain properly:

Choose the right location: The drain should be located in the deepest part of the pool to allow for proper water flow. It’s also important to place it away from the pool’s steps or any other areas where swimmers could potentially get caught.

Check the slope: Before installing the drain, ensure that the pool’s slope is correct. The pool floor should gradually slope towards the drain to allow for proper water circulation. Use a level to ensure the slope is correct.

Use a template: Many pool drains come with a template to help with proper positioning. Make sure to use this template to ensure the drain is placed in the right spot.

Consult a professional: If you’re unsure about the proper positioning of the drain, it’s always best to consult with a professional pool installer. They can ensure that the drain is placed in the optimal location for your specific pool.

By following these tips and taking the necessary precautions, you can help ensure that your pool’s drain is properly positioned and functioning correctly.

Cut a Hole in the Pool Liner

Once you’ve positioned the drain correctly, it’s time to cut a hole in the pool liner. Use a marker to outline the area where the drain will be located. Then, use a sharp pair of scissors or a utility knife to cut out the shape of the drain. Be sure to cut the hole slightly smaller than the size of the drain to ensure a snug fit.

It’s important to make clean, straight cuts to ensure that the drain fits properly and there are no gaps around the edges. Take your time and double-check your work to avoid any mistakes.

After you’ve cut the hole, carefully remove any debris or loose material from the area. You want the area to be clean and smooth before installing the drain to ensure a secure fit.

Tip: To prevent the pool liner from fraying or tearing, you can use a sealant or adhesive around the edges of the hole before installing the drain.

With the hole cut and the area cleaned, you can now move on to the final step of installing the drain in your pool.

Step 4: Test the Drain

Before you fill your pool with water, it is important to test the drain to ensure that it is functioning properly. To do this, fill the pool with a small amount of water and let it sit for a few hours. Check the area around the drain for any signs of water leakage or seepage. If you notice any issues, stop filling the pool and address the problem before continuing.

Once you are satisfied that the drain is working correctly, you can continue filling the pool with water. Keep an eye on the drain during the filling process to ensure that it continues to function as expected. If you notice any issues, stop filling the pool and address the problem before continuing.

It’s important to make sure the drain is working correctly before using the pool to prevent any accidents from occurring. Always test the drain before using the pool, and regularly check it throughout the swimming season to ensure it continues to function properly.

Run Water through the Drain

Before you use your pool, it’s important to test the drain to ensure it’s functioning properly. To do this, turn on the pool pump and run water through the drain for a few minutes.

Watch for any signs of blockages or leaks. If you notice any issues, turn off the pump and check the drain for debris or damage. Clear away any debris or repair any damage before testing the drain again.

It’s important to test the drain regularly to ensure it’s working correctly. If you notice any issues, it’s important to address them promptly to prevent further damage or safety hazards.

Check for Leaks

Step 1: Turn off the water flow to the drain and allow it to drain completely.

Step 2: Once the water has drained, use a dry cloth to dry the area around the drain thoroughly.

Step 3: Fill the pool with water up to the level of the drain.

Step 4: Observe the drain area for at least an hour to check for any leaks or drips.

If you find any leaks or drips, mark the area with a pencil and drain the pool once again. Fix the leak by applying a pool liner patch or silicone sealant to the marked area. Wait for the sealant to dry completely before refilling the pool.

Confirm Proper Water Flow

Once you have confirmed that there are no leaks, it’s time to check if there is proper water flow through the drain. Water flow is essential to ensure that your pool stays clean and healthy.

One way to check for proper water flow is to turn on your pool pump and observe the water flow through the drain. Observe if the water is flowing smoothly without any obstructions.

If you notice that the water flow is weak or there are obstructions, it’s likely that there is a blockage in the drain. You may need to hire a professional to remove the blockage and ensure proper water flow. Professional help can save you time, money, and prevent further damage to your pool system.

Frequently Asked Questions