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What Do I Need To Put In My Hot Tub What Do I Need To Put In My Hot Tub

Pool & Spa Care

What Do I Need To Put In My Hot Tub

Written by: Olivia Parker

Find out everything you need to know about pool and spa care, including essential maintenance and cleaning tips for your hot tub. Discover the best practices for keeping your hot tub in top condition.

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Welcome to the wonderful world of hot tub ownership! Whether you’re a seasoned pro or a newbie to the hot tub scene, it’s essential to understand the key elements required to maintain a clean, safe, and enjoyable hot tub experience. From water care to essential accessories, this guide will walk you through everything you need to know to keep your hot tub in top-notch condition.

Let’s dive in and explore the essential components that contribute to a pristine and inviting hot tub environment. By understanding the necessary elements and their roles, you’ll be well-equipped to enjoy countless hours of relaxation and rejuvenation in your own personal oasis.

Key Takeaways:

  • Keep your hot tub clean and safe by regularly testing and balancing the water, using the right chemicals, and maintaining the filters. This ensures a hygienic and enjoyable soaking experience for you and your guests.
  • Invest in essential accessories like a high-quality cover, spa steps, and a waterproof storage container to enhance comfort, convenience, and the longevity of your hot tub. These accessories contribute to a welcoming and enjoyable hot tub environment while simplifying maintenance tasks.


The quality of the water in your hot tub is paramount to the overall experience. It’s vital to start with fresh, clean water when setting up your hot tub for the first time. Regularly draining and refilling your hot tub every three to four months, depending on usage, helps maintain water quality. When refilling, use a hose-end carbon filter to remove impurities and metals from the water, ensuring a fresh start for your hot tub.

Regular testing of the water is crucial to maintaining a healthy hot tub environment. Test strips or liquid test kits are commonly used to measure pH levels, sanitizer levels, and total alkalinity. The ideal pH range for hot tub water is 7.2 to 7.8, while the recommended sanitizer level, often maintained with bromine or chlorine, should fall within 3-5 ppm (parts per million) to effectively kill bacteria and other contaminants.

Additionally, the total alkalinity of the water should be maintained between 80-120 ppm to help stabilize the pH levels and prevent rapid fluctuations. It’s important to monitor and adjust these levels regularly to ensure a safe and comfortable soaking experience for you and your guests.


Properly balancing the chemicals in your hot tub is essential for maintaining water clarity and preventing the growth of harmful bacteria and algae. There are several key chemicals and additives that play vital roles in hot tub maintenance:

  • Sanitizers: Chlorine and bromine are the most commonly used sanitizers in hot tubs. These chemicals effectively kill bacteria and other contaminants, ensuring that the water remains safe and clean. Chlorine is typically used in hot tubs with higher pH levels, while bromine is more stable in warm water and is an excellent choice for hot tubs.
  • pH Increaser and Decreaser: Maintaining the proper pH level is crucial for water balance. pH increasers and decreasers help adjust the pH level to the ideal range, ensuring that the water is neither too acidic nor too alkaline.
  • Alkalinity Increaser: This chemical helps stabilize the total alkalinity of the water, preventing rapid pH fluctuations and ensuring a comfortable soaking experience.
  • Calcium Hardness Increaser: Proper calcium hardness levels prevent corrosion of the hot tub’s components and help maintain water balance.
  • Shock Treatment: Shocking the hot tub with a non-chlorine shock or potassium monopersulfate helps oxidize organic contaminants and refreshes the effectiveness of the sanitizer.

When adding chemicals to your hot tub, always follow the manufacturer’s instructions and use a reliable test kit to measure the chemical levels accurately. It’s crucial to store chemicals in a cool, dry place away from direct sunlight and moisture to maintain their effectiveness.

Regularly shocking the hot tub and maintaining proper sanitizer levels are key to preventing the buildup of organic contaminants and ensuring that the water remains safe and inviting for soaking.


Filters are vital components of a hot tub, playing a crucial role in keeping the water clean and free of debris. Most hot tubs are equipped with cartridge filters, which should be regularly cleaned and replaced to maintain optimal filtration performance.

Regular maintenance of the filters is essential to ensure efficient water filtration. Depending on usage, it’s recommended to clean the filters every one to two weeks and replace them annually. Cleaning involves removing the filter cartridges and rinsing them thoroughly with a high-pressure hose to remove trapped debris and contaminants. Additionally, using a filter cleaner solution can help dissolve oils, lotions, and other residues that may accumulate in the filter media.

It’s important to monitor the condition of the filter cartridges regularly. Over time, the filter media can become clogged and less effective at trapping debris, compromising the water quality. When cleaning is no longer sufficient to restore the filter’s performance, it’s time to replace the cartridges with new ones to ensure proper filtration.

Regular filter maintenance not only promotes clean and clear water but also contributes to the longevity of the hot tub’s pump and other components. Clean filters reduce strain on the pump and help maintain optimal water circulation, ensuring a pleasant and hygienic soaking experience.

Investing in high-quality filter cartridges and adhering to a consistent maintenance schedule will go a long way in preserving the cleanliness and clarity of your hot tub water.

Always use the recommended chemicals to maintain water balance in your hot tub. This includes sanitizer, pH increaser/decreaser, and calcium hardness increaser. Regular testing and adjustment is key to a clean and safe hot tub.


The hot tub cover is an essential accessory that serves multiple purposes, playing a significant role in maintaining water temperature, conserving energy, and protecting the hot tub from debris and harsh weather conditions.

One of the primary functions of a hot tub cover is to retain heat and prevent evaporation. A well-insulated cover helps trap the heat inside the hot tub, reducing energy consumption and ensuring that the water remains at a comfortable temperature between soaks. This not only enhances the overall hot tub experience but also contributes to energy savings by minimizing the need for frequent heating.

Furthermore, a sturdy cover acts as a protective barrier, shielding the hot tub from leaves, dirt, and other debris that can accumulate in the water and clog the filters. By keeping the hot tub covered when not in use, you can significantly reduce the frequency of water maintenance and cleaning, preserving the water quality and clarity.

When selecting a hot tub cover, opt for a durable and weather-resistant material that can withstand UV exposure and harsh outdoor elements. Ensure that the cover fits snugly over the hot tub to provide an effective seal and prevent heat loss.

Regularly cleaning and conditioning the cover helps prolong its lifespan and maintain its functionality. Use a mild, non-abrasive cleaner to remove dirt and grime, and apply a vinyl protectant to prevent the cover from drying out and cracking due to sun exposure.

By investing in a high-quality cover and incorporating it into your hot tub maintenance routine, you can effectively conserve energy, preserve water quality, and protect your hot tub investment for years to come.


Enhancing your hot tub experience and ensuring its longevity goes beyond the basic maintenance tasks. Incorporating the right accessories can elevate comfort, convenience, and enjoyment while contributing to the overall care and preservation of your hot tub.

Spa Steps: Spa steps provide a safe and convenient way to access the hot tub, reducing the risk of slips and falls. They also help protect the hot tub’s exterior by minimizing direct contact with footwear and preventing scratches or damage.

Cover Lifter: A cover lifter makes it effortless to remove and replace the hot tub cover, promoting regular use and simplifying maintenance. It also prevents strain on the cover and makes the process of uncovering the hot tub more convenient.

Waterproof Storage Container: Having a waterproof container near the hot tub is practical for storing essential maintenance tools, test strips, and spa chemicals. This ensures that everything you need for water care and upkeep is easily accessible and organized.

Spa Vacuum or Suction Cleaner: A spa vacuum or suction cleaner is invaluable for removing debris and sediment from the bottom of the hot tub. Regular vacuuming helps prevent buildup and maintains water clarity without the need for draining and refilling the tub frequently.

Thermal Blanket: A thermal blanket provides an additional layer of insulation, reducing heat loss and evaporation. This accessory is particularly beneficial for outdoor hot tubs, helping to conserve energy and maintain water temperature.

LED Lighting: LED lights not only create an inviting ambiance but also enhance safety and visibility around the hot tub. They are available in various colors and can be used to customize the mood and atmosphere of your hot tub environment.

By incorporating these accessories into your hot tub setup, you can optimize comfort, streamline maintenance tasks, and prolong the lifespan of your hot tub while creating a welcoming and enjoyable space for relaxation and rejuvenation.


Maintaining a hot tub involves a combination of essential elements, from water care and chemical balance to proper filtration and protective accessories. By prioritizing these key components, you can ensure that your hot tub remains a pristine and inviting retreat for relaxation and enjoyment.

Regular water testing, diligent filter maintenance, and the appropriate use of sanitizers and chemicals are fundamental to sustaining a clean and hygienic hot tub environment. Additionally, investing in a high-quality cover, spa steps, and other accessories not only enhances the overall hot tub experience but also contributes to the preservation and longevity of your hot tub.

Consistency is key when it comes to hot tub maintenance. Establishing a routine for water testing, filter cleaning, and cover maintenance will help you stay on top of necessary tasks and ensure that your hot tub is always ready for use. By adhering to a proactive approach to maintenance, you can minimize the risk of water-related issues and maximize the enjoyment of your hot tub.

Remember that proper maintenance not only promotes a clean and safe hot tub environment but also extends the lifespan of your hot tub, protecting your investment for years to come. With a commitment to regular care and attention to detail, you can create a welcoming and rejuvenating oasis in your own backyard, providing countless hours of relaxation and enjoyment for you, your family, and your guests.

Frequently Asked Questions about What Do I Need To Put In My Hot Tub

How often should I test the water in my hot tub?

It is recommended to test the water in your hot tub at least 2-3 times per week to ensure the chemical levels are balanced and safe for soaking.
What chemicals do I need to add to my hot tub?

You will need to add chemicals such as chlorine or bromine to sanitize the water, pH increaser or decreaser to balance the acidity, and alkalinity increaser to stabilize the pH levels.
Can I use regular household cleaning products to clean my hot tub?

No, it is not safe to use regular household cleaning products in your hot tub as they can leave behind harmful residues and damage the equipment. It is best to use hot tub-specific cleaning products.
How often should I drain and refill my hot tub?

It is recommended to drain and refill your hot tub every 3-4 months to prevent the buildup of contaminants and ensure the water remains clean and fresh.
What temperature should I set my hot tub to?

The ideal temperature for a hot tub is between 100-102 degrees Fahrenheit, but it ultimately depends on your personal preference. It is important to not exceed 104 degrees Fahrenheit to avoid overheating.

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