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How To Clean Hot Tub Filters: A Step-By-Step Guide

How To Clean Hot Tub Filters: A Step-By-Step Guide
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Hot tubs are a relaxing addition to any home, but with regular use, filters can clog, leading to cloudy water. Cleaning these filters is vital for a safe and enjoyable experience.

Regular rinsing with a garden hose removes large debris, but some prefer soaking or using a filter cleaning device for a thorough clean. Following the manufacturer’s instructions is crucial to avoid damage.

In this article, we provide a step-by-step guide on how to clean hot tub filters. We’ll cover how to prevent common cleaning mistakes and emphasize the importance of maintenance for a healthy hot tub experience.

The Role of Filters in a Hot Tub

cleaning hot tub filters

Hot tub filters are essential for maintaining clean and safe water. They remove dirt and debris, preventing cloudy and uninviting water. Common types include cartridge, sand, and ceramic filters.

Regular maintenance is vital to keep them working effectively, as dirty hot tub filters can strain the hot tub’s pump and other components. In a nutshell, hot tub filters are your spa’s first line of defense for a pristine and relaxing experience.

Why Do We Need To Clean Hot Tub Filters

Hot tub filters play a crucial role in maintaining the cleanliness of the water in the tub.

Over time, filters can become clogged with debris, oils, and other contaminants, preventing them from effectively filtering the water. This can lead to cloudy or dirty water, as well as decreased water flow and pressure.

Dirty filters can also cause strain on the hot tub’s pump and heater, potentially leading to costly repairs. In addition, the buildup of bacteria and other harmful microorganisms in the hot tub filter can pose health risks to those using the hot tub.

To prevent these issues, it is important to regularly clean the filters. Cleaning frequency will depend on factors such as hot tub size, the frequency of use, and the amount of debris and contaminants in the surrounding environment.

Materials Needed for Cleaning

Cleaning hot tub filters is an important task that should be done regularly to ensure the longevity and efficiency of your hot tub. Here are the materials you will need to clean your hot tub filters:

  • Filter Cleaning Solution: A hot tub filter cleaning solution is a specially formulated chemical that is designed to dissolve the oils, dirt, and debris that accumulate on the filter. There are many different types of filter cleaning solutions available, and it is important to choose one that is compatible with your hot tub filter.
  • Bucket: A bucket is needed to hold the filter cleaning solution and to rinse the filter after it has been cleaned.
  • Garden Hose: A garden hose is necessary to rinse the hot tub filter thoroughly after cleaning it with the filter cleaning solution.
  • Protective Gloves: Protective gloves are recommended to prevent skin irritation from the filter cleaning solution.
  • Soft-Bristled Brush: To remove any stubborn dirt or debris, gently scrub the filter with a soft-bristled brush.
  • Replacement Filters: It is a good idea to have replacement filters on hand to replace the old filter when it becomes too dirty to clean. It is recommended to replace the hot tub filter every 12 to 18 months, depending on usage.

With these materials on hand, you can easily clean your hot tub filter and ensure that your hot tub stays clean and efficient.

How To Clean Hot Tub Filters Step-By-Step Cleaning Guide

Cleaning hot tub filters is an essential part of maintaining your hot tub. Here is a simple step-by-step guide to help you clean your hot tub filters:

Step 1: Gather Your Supplies

Before starting, gather all the necessary supplies. You will need a large bucket, a garden hose, a filter cleaning solution, and a stiff-bristled brush.

Step 2: Turn Off the Hot Tub

Before removing the filters, turn off the hot tub and disconnect the power supply. This will prevent any accidents from occurring.

Step 3: Remove the Filters

Remove the filters from the hot tub. Refer to the hot tub’s manual for specific instructions on removing the filters.

Step 4: Rinse Off Loose Debris

Rinse off any loose debris from the filters with a garden hose. This will help remove any large debris that the filter has trapped.

Step 5: Pre-Cleaning Inspection

Inspect the filters for any signs of damage or wear and tear. If you notice any damage, it may be time to replace the filters.

Step 6: Cleaning the Filters

Prepare the filter cleaning solution as per the manufacturer’s instructions. Submerge the filters in the solution and let them soak for the recommended time. Use a stiff-bristled brush to scrub the filters gently.

Step 7: Thorough Rinse

After cleaning the filters, rinse them thoroughly with a garden hose to ensure that all the cleaning solution is removed.

Step 8: Drying the Filters

Before reinstalling the filters, allow them to dry completely. You can air-dry them or use a clean towel to dry them.

Step 9: Reinstall the Filters

Once the filters are dry, reinstall them in the hot tub. Make sure that they are properly secured.

Step 10: Test the Hot Tub

Turn on the hot tub and test it to ensure it works correctly. If you notice any issues, refer to the hot tub’s manual or contact a professional for assistance.

By following these simple steps, you can ensure that your hot tub filters remain clean and in good condition, helping to keep your hot tub functioning correctly.

When To Clean Your Hot Tub Filters

Hot tub filters are important in keeping the hot tub water clean and free of debris.

However, dirty filters can lead to poor water quality, reduced circulation, and even damage to the hot tub’s pump and heater. Therefore, cleaning your hot tub filters regularly is essential to ensure optimal performance and longevity.

According to ThermoSpas, hot tub filters should be cleaned every 2 to 3 weeks. During this time, the hot tub filter may become clogged with debris and require a quick rinse and inspection.

A garden hose can rinse off the hot tub filter, removing any large debris that may have accumulated.

In addition to regular cleaning every 2 to 3 weeks, hot tub filters should also be thoroughly cleaned every 2 to 3 months. This hot tub care routine involves removing the filter from the hot tub and using a filter cleaner to remove any remaining debris and contaminants.

According to The Cover Guy, a filter cleaner that allows you to clean between the pleats and remove any deposits is ideal.

Finally, hot tub filters should be replaced once a year to ensure optimal performance. Over time, the filter may become worn or damaged, reducing its effectiveness.

According to Bullfrog Spas, hot tub owners should look for signs of wear, such as frayed or torn filter material, broken fins, or cracks in the filter housing.

Preventing Common Cleaning Mistakes

Cleaning hot tub filters is an important part of hot tub maintenance. However, there are some common mistakes people make that can lead to improper cleaning. Here are a few tips to help prevent these mistakes:

1. Not Cleaning the Filter Often Enough

One of the most common mistakes people make is not cleaning their hot tub filter often enough. To keep your hot tub running smoothly, it’s recommended to clean the hot tub filter every month. If the hot tub is used frequently, you may have to clean it more often.

Neglecting to clean the filter can lead to buildup, which can cause the hot tub to become cloudy or even lead to mechanical issues.

2. Using the Wrong Cleaning Products

Another common spa filter mistake is using the wrong cleaning products to clean the filter. It’s important to use a cleaner that is specifically designed for hot tub filters.

Using household cleaners or bleach can damage the filter and reduce its effectiveness. Be sure to read the label on the cleaning product to ensure it is safe for use on hot tub filters.

3. Not Rinsing the Filter Thoroughly

After cleaning the spa water filter, it’s important to rinse it thoroughly to remove the remaining cleaning solution.

Failure to do so can leave behind residue that can cause the hot tub water to become foamy or discolored. Be sure to rinse the filter thoroughly with clean water before reinstalling it.

4. Not Replacing the Filter When Necessary

Finally, it’s important to replace the hot tub filter when it becomes worn or damaged. Over time, the filter can become clogged and can reduce its effectiveness.

If the filter is damaged or worn, it’s important to replace it to ensure the hot tub is running properly. Check the manufacturer’s recommendations for replacing the filter.

By avoiding these common cleaning mistakes, hot tub owners can keep their hot tubs running smoothly and enjoy a clean, relaxing soak every time.

Maintaining Your Hot Tub Filters

how to clean hot tub filters

Regular maintenance of hot tub filters is crucial for ensuring that the water in your hot tub stays clean and clear. Here are some tips on how to maintain your hot tub filters:

1. Rinse Filters Weekly

Rinsing your hot tub filters weekly is essential to remove any large debris that the filter has trapped. Use a garden hose to rinse the filter thoroughly. Make sure to switch off the hot tub before removing the filter.

2. Clean Filters Monthly

In addition to weekly rinsing, it is recommended to clean your hot tub filters monthly using a filter cleaner solution. Follow the instructions on the hot tub filter cleaner can’s label to ensure that you are using it correctly.

3. Soak Filters Every 3 to 5 Months

Soaking your hot tub filters every 3 to 5 months in a filter cleaning solution is necessary to remove any buildup of oils, lotions, and other contaminants that may have accumulated in the filter.

Follow the instructions on the cleaner’s label to ensure you use it correctly.

4. Replace Filters Annually

Even with regular maintenance, hot tub filters will eventually wear out and need to be replaced. It is recommended to replace your hot tub filters annually to ensure maximum filtration efficiency.

5. Check Water Chemistry Regularly

Maintaining proper water chemistry is important for the longevity of your hot tub filters. Test the water regularly to ensure that the alkalinity, pH, and sanitizer levels are within the recommended range.

By following these tips, you can ensure that your hot tub filters are maintained properly, and your hot tub water stays clean and clear.


What Is the Best Thing To Clean Hot Tub Filters With?

The best thing to clean hot tub filters with is a filter-specific, non-foaming cleaner.

Avoid using spa filters by using household cleaning products such as bleach, dishwasher detergent, or dish soap. These can damage the filter and leave soap residue that can be harmful to the hot tub.

Can I Use Vinegar To Clean My Hot Tub Filter?

While vinegar is a natural cleaning solution for hot tub jets, it is not recommended to clean hot tub filters. Vinegar can cause the filter material to break down over time and reduce its effectiveness.

Can I Soak My Hot Tub Filter in Cleaner?

Yes, you can soak your hot tub filter in a filter-specific non-foaming cleaner. Follow the manufacturer’s instructions on the filter soak and cleaner’s label for the recommended soaking time.

Can I Use Dawn To Clean My Hot Tub Filter?

No, it is not recommended to use Dawn or any other dish soap to clean hot tub filters. Dish soap can leave a residue on the dirty filter that can harm the hot tub and reduce the filter’s effectiveness.

How Often Should I Clean My Hot Tub Filters?

It is recommended to rinse your hot tub filters with water weekly, rinse with chemicals monthly, and soak in chemicals every 3 to 5 months. However, the frequency of cleaning may vary depending on usage and the number of people using the hot tub.

How Can I Tell if My Hot Tub Filters Need To Be Replaced Instead of Just Cleaned?

If your hot tub filters are damaged, torn, or have holes, they should be replaced.

Additionally, if your filters are more than 1 to 2 years old, it may be time to replace them, even if they appear to be in good condition. A decrease in water flow or water quality can also indicate that it’s time to replace the filters.

How Do I Replace My Hot Tub Filters?

Refer to the manufacturer’s instructions for your specific hot tub model to properly replace the filters. In general, turn off the power to the hot tub, remove the old filters, insert the new filters, and turn the power back on.

The Bottom Line

Maintaining clean hot tub filters is crucial for a healthy and enjoyable hot tub experience.

Regular cleaning and replacement are necessary to prevent debris and contaminants from entering the water. Cleaning should occur weekly. Filters typically need replacing every year, although factors like use frequency and water conditions may necessitate more frequent changes.

Proper filter maintenance also extends equipment lifespan, saving money in the long run. Neglecting filter care can lead to clogs, reduced flow, and system damage. Prioritizing filter maintenance ensures a clean and healthy hot tub experience for all.