How Much Maintenance is Required for Owning a Hot Tub?
Thinking about adding a hot tub to your backyard oasis? You’re probably wondering about the time commitment involved in keeping it clean and running smoothly. The good news is that modern hot tubs are designed with busy homeowners in mind, and the maintenance routine is far simpler than most people expect.
At Mountain Mist Pool and Spa, we’ve guided thousands of customers through the ownership experience with brands like Marquis Spas, Nordic Hot Tubs, Artesian Spas, and Tropic Seas Spas. After years of hearing the same questions, we’ve learned that understanding the real maintenance requirements upfront helps you make a confident decision and enjoy your investment for years to come.
Daily Maintenance: The Two-Minute Check
Here’s a secret that surprises most new hot tub owners: your daily maintenance routine takes about two minutes. That’s it. Before or after your soak, you’ll simply check a few quick items to ensure everything’s running properly.
Remove any visible debris from the water surface using a skimmer net. Leaves, insects, and other floating particles can accumulate between uses, especially if your hot tub is outdoors. A quick skim keeps your water looking pristine and prevents debris from clogging your filtration system.
Check your water temperature and ensure it’s at your preferred setting. Most owners keep their spas between 100-104°F, though you can adjust based on personal preference and seasonal changes. If you notice significant temperature fluctuations, it might indicate an issue worth investigating.
Give the water a visual inspection for clarity. Clean, well-maintained hot tub water should be crystal clear with no cloudiness or discoloration. Any changes in appearance can signal that your chemical balance needs attention or your filter requires cleaning.
Weekly Tasks: Testing and Balancing Water Chemistry
Your weekly routine takes approximately 15-20 minutes and focuses primarily on water chemistry. Proper chemical balance is essential for keeping your water safe, comfortable, and extending the life of your hot tub’s components.
Testing Your Water
Use test strips or a liquid test kit to check your water’s pH, alkalinity, and sanitizer levels. The ideal pH range for hot tub water sits between 7.2 and 7.8, with 7.4 to 7.6 being optimal. Total alkalinity should measure between 80 and 120 parts per million to help stabilize pH levels.
For sanitization, most hot tub owners choose between chlorine and bromine. Chlorine levels should stay between 3-5 ppm, while bromine should measure 4-6 ppm. These sanitizers kill bacteria and keep your water safe for soaking. Many modern systems, including those in Marquis and Nordic models, feature advanced sanitization options that can reduce your chemical usage.
Adjusting Chemical Levels
Based on your test results, you’ll add chemicals as needed. If pH is too high, add pH decreaser. If it’s too low, add pH increaser. The same principle applies to alkalinity and sanitizer levels. Always add chemicals one at a time, allowing the water to circulate for at least 20 minutes between additions.
Shock your hot tub weekly with a non-chlorine shock treatment or chlorine-based shock. This process oxidizes organic contaminants like body oils, lotions, and cosmetics that regular sanitizers can’t eliminate. Shocking keeps your water fresh and clear, preventing that musty smell some poorly-maintained spas develop.
Monthly Maintenance: Filter Care and Deep Cleaning
Once a month, dedicate about 30-45 minutes to deeper maintenance tasks that keep your hot tub operating efficiently and prevent costly repairs down the line.
Filter Cleaning
Your hot tub’s filter works constantly to remove particles and debris from the water. Remove the filter cartridge and rinse it thoroughly with a garden hose, using a filter cleaning tool to reach between the pleats. For a deeper clean, soak the filter overnight in a filter-cleaning solution designed to break down oils and minerals.
Most filters last 12-24 months with proper care, though this varies based on usage and water quality. Keep a spare filter on hand so you can rotate them during cleaning, ensuring your hot tub never runs without filtration. This simple practice extends filter life and maintains optimal water quality.
Shell and Cabinet Cleaning
Wipe down your hot tub’s shell above the waterline with a specialized spa surface cleaner. Avoid household cleaners, which can damage the acrylic and create foam in your water. Pay special attention to the areas around jets where oils and residue tend to accumulate.
Clean the exterior cabinet with a mild soap solution and soft cloth. Quality hot tubs like those from Artesian’s South Seas, Garden, and Island Spas lines feature durable, weather-resistant cabinets that require minimal maintenance. A monthly wipe-down keeps them looking showroom-new for years.
Quarterly Care: Water Changes and System Checks
Every three to four months, you’ll drain and refill your hot tub completely. This process takes about two to three hours but is essential for maintaining fresh, clean water. The exact frequency depends on your usage level and the number of bathers.
A useful rule of thumb: divide the number of gallons in your hot tub by three, then divide that number by the average number of daily bathers. This gives you the approximate number of days between water changes. For example, a 400-gallon hot tub used by two people daily should be drained every 67 days.
During the drain, take the opportunity to thoroughly clean the shell, inspect jets for any blockages, and check all visible plumbing connections for leaks. This is also an ideal time to deep-clean your hot tub cover, examining it for water damage or wear that could compromise its insulating properties.
Annual Maintenance: Professional Service and Component Checks
While hot tubs are designed for DIY maintenance, scheduling an annual professional service ensures everything’s operating at peak performance. A qualified technician can inspect components that aren’t easily accessible to homeowners, including pumps, heaters, and control systems.
Professional service typically includes checking electrical connections, testing safety features like GFCI protection, inspecting the heating element for mineral buildup, and ensuring all jets and valves function correctly. Many manufacturers, including the brands we carry at Mountain Mist Pool and Spa, recommend this annual checkup to maintain warranty coverage.
Your cover also deserves annual attention. Even with monthly cleaning, hot tub covers eventually absorb water and lose their insulating effectiveness. Check for waterlogging by attempting to lift the cover. If it feels significantly heavier than when new, or if you notice sagging in the middle, it’s time for a replacement.
Smart Features That Reduce Maintenance Time
Modern hot tubs incorporate technology that dramatically reduces maintenance demands. Ozone generation systems work continuously to sanitize water, allowing you to use fewer chemicals while maintaining pristine water quality. UV-C sanitation systems provide another chemical-free layer of protection.
Saltwater systems have gained popularity for their ease of use and gentle water feel. These systems generate chlorine automatically from salt, eliminating the need to add sanitizer manually. You’ll still test and balance pH and alkalinity, but the daily sanitizer management disappears.
WiFi-enabled hot tubs let you monitor and adjust settings from your smartphone. You can check water temperature, receive maintenance reminders, and even control filtration cycles remotely. These smart features help you stay on top of maintenance without dedicating mental energy to remembering schedules.
Making Maintenance Easier: Tips from the Experts
Establish a routine and stick to it. Keep your testing supplies and chemicals organized in a dedicated storage area near your hot tub. Set phone reminders for weekly testing and monthly filter cleaning until these tasks become automatic habits.
Shower before using your hot tub to remove lotions, oils, and cosmetics. This single habit significantly reduces the organic load on your water, extending time between chemical adjustments and water changes. Encourage all users to rinse off first—your future self will thank you.
Keep your hot tub covered when not in use. A quality cover prevents debris from entering the water, maintains temperature efficiently, and protects your spa from UV damage. Covering your hot tub also dramatically reduces evaporation, minimizing the need for frequent water top-offs and the associated chemical rebalancing.
Maintain proper water levels by adding water as needed. Low water levels can damage pumps and heaters, while overfilling makes it difficult to maintain proper chemical balance. The water should reach midway up the skimmer opening or follow your specific model’s recommendations.
The Bottom Line: Time Investment vs. Relaxation Return
When you add up the actual time commitment, hot tub maintenance requires approximately 30 minutes per week on average. That’s roughly four hours per month for daily checks, weekly testing, and monthly deep cleaning tasks. Compare this to the hours of relaxation, pain relief, and quality time with loved ones a hot tub provides, and the maintenance investment seems remarkably small.
The key to successful hot tub ownership isn’t about having unlimited time—it’s about establishing simple routines that become second nature. Most owners report that after the first month or two, maintenance feels effortless, requiring no more thought than brushing your teeth or making your morning coffee.
Mountain Mist Pool and Spa, we’re committed to ensuring your hot tub ownership experience exceeds expectations. Whether you’re considering a Finnleo sauna, a Marquis swim spa, or any of our premium hot tub brands, our team provides the guidance and support you need to maintain your investment with minimal effort and maximum enjoyment.
Ready to explore how a hot tub fits into your lifestyle? Visit our showroom to see our selection of low-maintenance, high-quality spas and speak with our knowledgeable staff about which model best suits your needs. Your backyard retreat is closer than you think.