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How to Clean Your Lay-Z-Spa Filter

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If you’re the proud owner of a Lay Z Spa, you know how important it is to keep your hot tub clean and well-maintained. One crucial aspect of hot tub maintenance is regular cleaning of the filter. The filter plays a vital role in keeping your hot tub’s water clean and free from debris. In this comprehensive guide, we will walk you through the step-by-step process of cleaning and maintaining your Lay Z Spa filter to ensure optimal performance and longevity.

Why Cleaning Your Lay Z Spa Filter is Important

Before we dive into the cleaning process, let’s understand why cleaning your Lay Z Spa filter is so important. The filter is responsible for trapping dirt, debris, and other impurities from the water as it circulates through the hot tub’s pump. Over time, these particles can accumulate and clog the filter, hindering its ability to effectively clean the water. A dirty filter not only compromises the cleanliness of your hot tub but also puts strain on the pump, potentially leading to costly repairs. Regular cleaning and maintenance of your Lay Z Spa filter will help keep the water crystal clear and ensure the longevity of your hot tub.

How Often Should You Clean Your Lay Z Spa Filter?

The frequency of cleaning your Lay Z Spa filter depends on several factors, including the frequency of hot tub usage and the water conditions. As a general rule of thumb, it is recommended to clean your filter at least once a week. However, if you use your hot tub more frequently or notice a significant decrease in water flow, you may need to clean the filter more often. It’s essential to monitor the condition of your filter regularly and clean it whenever you notice a buildup of debris or a decrease in water flow.

Step-by-Step Guide to Cleaning Your Lay Z Spa Filter

Now that we understand the importance of cleaning your Lay Z Spa filter let’s dive into the step-by-step process of effectively cleaning and maintaining it. Follow these instructions to ensure a thorough cleaning and optimal performance of your filter:

Step 1: Gather Your Supplies

Before you begin cleaning your Lay Z Spa filter, gather all the necessary supplies. Here’s what you’ll need:

  • Soft cloth
  • Pool skimmer
  • Dustpan and brush or hot tub vacuum
  • Stop caps
  • Mild soap or hot tub cleaner
  • Lay Z Spa filter cartridges
  • Garden hose with a hose adapter

Having these supplies on hand will make the cleaning process more efficient and ensure that you have everything you need to properly clean and maintain your filter.

Step 2: Remove Debris from the Water

Start by removing any visible debris from the water using a pool skimmer. Skim the surface of the water to collect leaves, twigs, and other floating debris. This step will help prevent larger debris from clogging the filter and improve its overall effectiveness.

Step 3: Drain the Hot Tub

Once you have removed the visible debris, it’s time to drain the hot tub. Follow the manufacturer’s instructions on how to drain your Lay Z Spa properly. It’s essential to drain the water completely to ensure a thorough cleaning of the filter.

Step 4: Remove the Filter Cartridge

After draining the hot tub, locate the filter cartridge housing and remove the filter cartridge. Refer to your Lay Z Spa’s user manual for specific instructions on how to remove the filter cartridge. Take care not to damage the cartridge or the housing during this process.

Step 5: Rinse the Filter Cartridge

Once you have removed the filter cartridge, rinse it thoroughly with clean water. Use a garden hose with moderate water pressure to rinse away any loose debris and particles. Start from the top of the cartridge and work your way down, ensuring that all the pleats are thoroughly rinsed.

Step 6: Soak the Filter Cartridge

After rinsing the filter cartridge, it’s time to give it a deep clean. Fill a clean plastic bucket with water and add a mild soap or hot tub cleaner according to the manufacturer’s instructions. Carefully place the filter cartridge in the solution and allow it to soak for the recommended amount of time. This soaking process will help break down any stubborn dirt or oils trapped in the filter.

Step 7: Scrub the Filter Cartridge

After the filter cartridge has soaked, use a soft cloth or brush to gently scrub the pleats of the cartridge. Pay special attention to any areas with visible buildup or discoloration. Be careful not to apply too much pressure, as this can damage the filter. Rinse the cartridge thoroughly with clean water to remove any remaining soap or cleaner.

Step 8: Inspect the Filter Cartridge

Before reinstalling the filter cartridge, inspect it for any signs of damage or wear. Look for frayed pleats, tears, or signs of deterioration. If the cartridge is damaged, it’s time for a replacement. A damaged filter cartridge will not effectively filter the water and may lead to further problems down the line.

Step 9: Reinstall the Filter Cartridge

Once you have thoroughly cleaned and inspected the filter cartridge, it’s time to reinstall it in the filter housing. Follow the manufacturer’s instructions on how to properly position and secure the cartridge in place. Ensure that the cartridge is fitted securely to prevent any leaks or water bypass.

Step 10: Refill the Hot Tub and Test the Water

After reinstalling the filter cartridge, refill the hot tub with clean water. Be sure to follow the manufacturer’s instructions on water levels and chemical treatments. Once the hot tub is filled, test the water using appropriate test strips or a water testing kit. Adjust the water chemistry as needed to ensure proper balance and sanitization.

Additional Tips for Lay Z Spa Filter Maintenance

In addition to regular cleaning, there are a few extra tips to help you maintain your Lay Z Spa filter and prolong its lifespan:

  • Keep spare filter cartridges on hand: It’s always a good idea to have spare filter cartridges available. This way, you can easily replace a dirty or damaged filter without interrupting your hot tub usage.
  • Monitor water chemistry: Regularly test the water chemistry of your hot tub and adjust the chemical levels as needed. Properly balanced water chemistry will help prevent the buildup of contaminants and reduce strain on the filter.
  • Avoid using harsh chemicals: When cleaning your Lay Z Spa filter, stick to mild soaps or hot tub cleaners recommended by the manufacturer. Harsh chemicals can damage the filter and reduce its effectiveness.
  • Regularly inspect the filter housing: Along with cleaning the filter cartridge, it’s important to inspect the filter housing for any signs of damage or leaks. Ensure that the housing is properly sealed and functioning correctly.

By following these additional tips and incorporating them into your hot tub maintenance routine, you can ensure that your Lay Z Spa filter remains in optimal condition for years to come.


Regular cleaning and maintenance of your Lay Z Spa filter are essential to keep your hot tub water clean, clear, and inviting. By following the step-by-step guide outlined in this article and incorporating the additional tips, you can ensure that your filter operates at its best and prolong its lifespan. Remember to clean your filter regularly, have spare cartridges on hand, and monitor the water chemistry to enjoy a pristine hot tub experience every time. With proper care and maintenance, your Lay Z Spa filter will continue to provide clean and refreshing water for your ultimate relaxation.