Hot Tub Water Replacement: The Ultimate Guide - πŸ”₯ Keep Your Hot Tub Fresh

As a hot tub owner, one question that might frequently cross your mind is, "How often should I replace the water in my hot tub?" The answer to this is typically every 3 to 4 months, depending on the usage and maintenance. However, there are several factors that can influence this frequency.

Dive into the Basics of Hot Tub Water Care 🌊

Hot tub water requires regular care to ensure it remains clean and safe. You should test your hot tub water at least once a week with a test strip to monitor the pH and sanitizer levels. This is crucial for maintaining the water's balance and preventing the growth of bacteria. Additionally, using safe hot tub chemicals can help keep your water clean for longer periods.

Here is an example of how to ensure your hot tub water is correctly balanced.

This post by Alfresco Life shows the importance of maintaining the balance of your hot tub water. Now, let's delve into what can happen if your water is unbalanced.

Remember, unbalanced water can cause skin irritation and damage your hot tub components. So, regular testing and maintaining the right chemical balance is key.

Decoding the Right Time to Refresh Your Hot Tub Water ⏱️

While the general rule of thumb is to change your hot tub water every 3-4 months, certain situations may require you to replace it sooner. These include:

  • Heavy usage: If your hot tub is frequently used, or used by several people at a time, you may need to change the water more often.
  • Algae or cloudiness: If you notice the water becoming cloudy or green, it's time to replace it.
  • Odor: A strong chemical or foul smell is a clear sign that you need to change your hot tub water.

Also, if you own an inflatable hot tub, the care and maintenance may differ slightly. Make sure you follow the manufacturer's instructions for the best results.

To help you understand better, here is a step-by-step video tutorial on how to change water in an inflatable hot tub.

Now that you've learned how to change the water in your inflatable hot tub, let's move on to discuss the benefits of salt water hot tubs.

Why Salt Water Hot Tubs are Making Waves 🌊

One way to extend the life of your hot tub water is by using a saltwater system. Salt water hot tubs use a chlorine generator that breaks down salt into chlorine, keeping the water sanitized for longer. This means you can go up to 6 months without changing the water. Plus, salt water is softer on the skin and requires less maintenance.

Many hot tub owners have shared their positive experiences with salt water systems.

As this user points out, salt water hot tubs provide a silky, clean, and clear spa experience, with zero harsh chemicals odors, itchy skin, or eye irritation.

Your Go-To Guide for Keeping Hot Tub Water Crystal Clear πŸ’Ž

Here are a few hot tub maintenance tips to help you maintain clean and safe water for longer periods:

  1. Regularly test and balance your hot tub water.
  2. Use a hot tub cover when not in use to keep debris out.
  3. Clean your hot tub filter frequently.
  4. Shower before using the hot tub to reduce oils and lotions that can cloud the water.

Lastly, always remember to adjust your hot tub temperature control to a safe level to ensure a comfortable and relaxing soak.

Hot Tub Maintenance and Water Replacement Quiz

Test your knowledge about maintaining your hot tub and how often you should replace the water.

Learn more about πŸ” Hot Tub Maintenance and Water Replacement Quiz or discover other quizzes.

Recommended Products

Intex 28431EP PureSpa Plus 85 Inch Diameter 6 Person Portable Inflatable Hot Tub Spa with 170 Bubble Jets and Built In Heater Pump, Blue Our Recommendation
Intex 28431EP PureSpa Plus 85 Inch Diameter 6 Person Portable Inflatable Hot Tub Spa with 170 Bubble Jets and Built In Heater Pump, Blue
4.2 (487+ Reviews)
TOREAD TRF-4950 Spa Filter Replaces Unicel C-4950, Pleatco PRB50-IN, Guardian 413-212-02, Filbur FC-2390, 373045, 03FIL1600, 17-2380, Jacuzzi J210/J220/J235/J245/J275, 5X13 Hot Tub Filter, 2Pack Our Recommendation
TOREAD TRF-4950 Spa Filter Replaces Unicel C-4950, Pleatco PRB50-IN, Guardian 413-212-02, Filbur FC-2390, 373045, 03FIL1600, 17-2380, Jacuzzi J210/J220/J235/J245/J275, 5X13 Hot Tub Filter, 2Pack
$39.99
POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack Our Recommendation
POOLPURE PLFPRB25-IN Hot Tub Filter Replace Unicel C-4326, Guardian 413-106, Filbur FC-2375, FC-2370, 3005845, 17-2327, 100586, 33521, 25392, 817-2500, 5X13 Drop in Spa Filter 2 Pack
$34.99
Dive Rite in Hot Tub Salt and Spa Salt for All Salt Water Sanitizing Systems and Chlorine Generators Including Hotspring, Jacuzzi, Caldera, and Chloromatic - 8 Pounds Our Recommendation
Dive Rite in Hot Tub Salt and Spa Salt for All Salt Water Sanitizing Systems and Chlorine Generators Including Hotspring, Jacuzzi, Caldera, and Chloromatic - 8 Pounds
$28.99
POOLPURE PLF6CH-960 Spa Filter Replaces PJW60TL-F2S, Jacuzzi Filters J-300, J400, Unicel 6CH-960, Filbur FC-2800, 6540-476, 6540-383, Hot Tub Filter with Closed Handle(Not be Removed) 2 Pack (14 7/8") Our Recommendation
POOLPURE PLF6CH-960 Spa Filter Replaces PJW60TL-F2S, Jacuzzi Filters J-300, J400, Unicel 6CH-960, Filbur FC-2800, 6540-476, 6540-383, Hot Tub Filter with Closed Handle(Not be Removed) 2 Pack (14 7/8")
$68.99
JNW Pool Test Strips, 4in1 Quick & Accurate 100 Pool and Spa Test Strips, Pool Water Test Kit - Free Chlorine, pH, Alkalinity, Cyanuric Acid Pool Water Tests, Spa and Hot Tub Test Strips with E-Book Our Recommendation
JNW Pool Test Strips, 4in1 Quick & Accurate 100 Pool and Spa Test Strips, Pool Water Test Kit - Free Chlorine, pH, Alkalinity, Cyanuric Acid Pool Water Tests, Spa and Hot Tub Test Strips with E-Book
$5.99 Prime Eligible
Invensys Controls Spa Mechanical Thermostat, 12in x 1/4in Capillary Bulb, SPDT 275-3123-00 Our Recommendation
Invensys Controls Spa Mechanical Thermostat, 12in x 1/4in Capillary Bulb, SPDT 275-3123-00
$34.99
RELXTIME Portable Inflatable Hot Tub 4-6 Person AirJet Outdoor Spa 73" x 25.6" Blow Up Hottub with 130 Bubble Jets, Filter Cartridge, Insulated Cover, Grey Our Recommendation
RELXTIME Portable Inflatable Hot Tub 4-6 Person AirJet Outdoor Spa 73" x 25.6" Blow Up Hottub with 130 Bubble Jets, Filter Cartridge, Insulated Cover, Grey
4.7 (20+ Reviews)
$499.85
RELXTIME Inflatable Hot Tub 6 Person, Portable Air Jet Spa Outdoor Heater Blow Up Hottub with 130 Bubble Jets and Built in Heater Pump, 4 Non-Slip Spa Seat, 2 Filter Cartridge, Insulated Cover, Grey Our Recommendation
RELXTIME Inflatable Hot Tub 6 Person, Portable Air Jet Spa Outdoor Heater Blow Up Hottub with 130 Bubble Jets and Built in Heater Pump, 4 Non-Slip Spa Seat, 2 Filter Cartridge, Insulated Cover, Grey
5 (2+ Reviews)
$499.79
Macaberry Type β…₯ Hot Tub Spa Filter Replacement Compatible with Lay-Z-Spa, Coleman SaluSpa 90352E 58323, Inflatable Hot Tub, Swimming Pool Pump Filter Type β…₯ Cartridge, 12 Pack Our Recommendation
Macaberry Type β…₯ Hot Tub Spa Filter Replacement Compatible with Lay-Z-Spa, Coleman SaluSpa 90352E 58323, Inflatable Hot Tub, Swimming Pool Pump Filter Type β…₯ Cartridge, 12 Pack
$32.99
POOLPURE PRB35-IN Spa Filter Replaces Unicel C-4335, Guardian 409-219, Filbur FC-2385, 03FIL1300, 17-2482, 25393, 303557, 817-3501, R173431, 35 sq.ft, 5 X 9 Drop in Hot Tub Filter, 2 Pack Our Recommendation
POOLPURE PRB35-IN Spa Filter Replaces Unicel C-4335, Guardian 409-219, Filbur FC-2385, 03FIL1300, 17-2482, 25393, 303557, 817-3501, R173431, 35 sq.ft, 5 X 9 Drop in Hot Tub Filter, 2 Pack
$38.99
LEISURE TIME 45006A Spa & Hot Tub Test Strips for Chlorine and Bromine Our Recommendation
LEISURE TIME 45006A Spa & Hot Tub Test Strips for Chlorine and Bromine
$10.37 Prime Eligible
POOLPURE C-7367 Spa Filter Replaces PD075-2000, Dimension One 1561-00, Filbur FC-3059, Excel Filters XLS-7005, Aladdin 17541, Baleen AK-60035, 75 sqft Hot Tub Filter Cartridge 2PACK Our Recommendation
POOLPURE C-7367 Spa Filter Replaces PD075-2000, Dimension One 1561-00, Filbur FC-3059, Excel Filters XLS-7005, Aladdin 17541, Baleen AK-60035, 75 sqft Hot Tub Filter Cartridge 2PACK
$65.99
SpaGuard Enhanced Shock (2 lb) Our Recommendation
SpaGuard Enhanced Shock (2 lb)
$21.99
Coleman SaluSpa AirJet 2 to 4 Person Inflatable Hot Tub Round Portable Outdoor Spa with 60 Soothing AirJets and Insulated Cover, Black Our Recommendation
Coleman SaluSpa AirJet 2 to 4 Person Inflatable Hot Tub Round Portable Outdoor Spa with 60 Soothing AirJets and Insulated Cover, Black
$469.99 Prime Eligible
Spa and Hot Tub Chemical Balancer Maintenance Kit - Contains Total Alkalinity Increaser, Calcium Increaser, pH Increaser, pH Decreaser, Test Strips Our Recommendation
Spa and Hot Tub Chemical Balancer Maintenance Kit - Contains Total Alkalinity Increaser, Calcium Increaser, pH Increaser, pH Decreaser, Test Strips
$49.95 Prime Eligible
ULTCOVER Smart Selection Outdoor Hot Tub Hard Cover Protector Waterproof Square SPA Cover Cap 76 inch, Black Our Recommendation
ULTCOVER Smart Selection Outdoor Hot Tub Hard Cover Protector Waterproof Square SPA Cover Cap 76 inch, Black
$42.99 Prime Eligible
Temperature Time Controller Thermostat for Sauna Spa Steamer Hot Tub Pool Β°F Β°C with 0.1 Degree Temp Control Fahrenheit Celsius Our Recommendation
Temperature Time Controller Thermostat for Sauna Spa Steamer Hot Tub Pool Β°F Β°C with 0.1 Degree Temp Control Fahrenheit Celsius
$45.99
Himal Square Hot Tub Cover - Heavy Duty 600D Polyester Waterproof,UV Protection SPA Cover for Hot Tub(85 x 85 inch,Beige) Our Recommendation
Himal Square Hot Tub Cover - Heavy Duty 600D Polyester Waterproof,UV Protection SPA Cover for Hot Tub(85 x 85 inch,Beige)
4.2 (2727+ Reviews)
$47.98 Prime Eligible
FreshWater 80000 Salt 10lb Bag Our Recommendation
FreshWater 80000 Salt 10lb Bag
$30.95
Intex 28451EP PureSpa Plus 6 Person Portable Inflatable Square Hot Tub Spa with 170 Bubble Jets and Built in Heater Pump, Greystone Our Recommendation
Intex 28451EP PureSpa Plus 6 Person Portable Inflatable Square Hot Tub Spa with 170 Bubble Jets and Built in Heater Pump, Greystone
3.6 (355+ Reviews)
$819.99 Prime Eligible
ArrogantF Hot Tub Sensor for Balboa Spa Heater M7 System 24" Temp/Hi Limit,1/4" Diameter for Balboa Spa Sensor Parts Hot Tub Heater Replacement Sensor 32016 30344 30042 30382, 2 Pack Our Recommendation
ArrogantF Hot Tub Sensor for Balboa Spa Heater M7 System 24" Temp/Hi Limit,1/4" Diameter for Balboa Spa Sensor Parts Hot Tub Heater Replacement Sensor 32016 30344 30042 30382, 2 Pack
$60.89 Prime Eligible
Hot Tub Chemicals Starter Kit - Chlorine Spa Starter Kit Chemicals for Hot Tub - Convenient Hot Tub Starter Kit & ph Control Kit - Effective Chlorine pH Balancer & Inflatable Hot Tub Chemical Kit Our Recommendation
Hot Tub Chemicals Starter Kit - Chlorine Spa Starter Kit Chemicals for Hot Tub - Convenient Hot Tub Starter Kit & ph Control Kit - Effective Chlorine pH Balancer & Inflatable Hot Tub Chemical Kit
$89.99 Prime Eligible
BeyondNice Ultra Hot Tub Cover, Custom Made 6" Thick Maximum Insulating Replacement Spa Cover - World's Only Design Your Own Ordering Wizard Insures every cover is made perfectly for every customer! FedEx shipping now available! Our Recommendation
BeyondNice Ultra Hot Tub Cover, Custom Made 6" Thick Maximum Insulating Replacement Spa Cover - World's Only Design Your Own Ordering Wizard Insures every cover is made perfectly for every customer! FedEx shipping now available!
$598.88
HOTSPRING HOTUB Spa Mineral Ion Cartridge Sticks Brings Fresh and Crystal Clear Spring Water to Your Hot Tub(2, Gray) Our Recommendation
HOTSPRING HOTUB Spa Mineral Ion Cartridge Sticks Brings Fresh and Crystal Clear Spring Water to Your Hot Tub(2, Gray)
$39.98 Prime Eligible
Bestway Miami SaluSpa 2 to 4 Person Inflatable Round Outdoor Hot Tub Spa with 140 Soothing AirJets, Filter Cartridges, Pump, & Insulated Cover, Black Our Recommendation
Bestway Miami SaluSpa 2 to 4 Person Inflatable Round Outdoor Hot Tub Spa with 140 Soothing AirJets, Filter Cartridges, Pump, & Insulated Cover, Black
4.3 (6986+ Reviews)
$434.29
Salt Chlorine Generator, Briidea Chlorine Generator with USA Titanium Salt Cell, Designed for Hot Tubs & Swim Spas, Up to 2000 Gallons, Chemical-Free Our Recommendation
Salt Chlorine Generator, Briidea Chlorine Generator with USA Titanium Salt Cell, Designed for Hot Tubs & Swim Spas, Up to 2000 Gallons, Chemical-Free
$199.99 Prime Eligible
The Cover Guy Premium Hot Tub Covers, Energy-Saving Design - Custom Made Replacement Spa Cover 5, 6 or 4 Inch Taper - Built for All Climates. Our Recommendation
The Cover Guy Premium Hot Tub Covers, Energy-Saving Design - Custom Made Replacement Spa Cover 5, 6 or 4 Inch Taper - Built for All Climates.
4.3 (1226+ Reviews)
Coleman 90454 Atlantis SaluSpa 71" x 26" 4-6 Person Outdoor Portable Inflatable Square Hot Tub Spa with 140 Air Jets, Cover, and 2 Cartridges, Blue Our Recommendation
Coleman 90454 Atlantis SaluSpa 71" x 26" 4-6 Person Outdoor Portable Inflatable Square Hot Tub Spa with 140 Air Jets, Cover, and 2 Cartridges, Blue
4.3 (2890+ Reviews)
$549.99
Etotel Hot tub Heater H20-RS1, Fit for Some Hot Tubs,Bathtub,AboveGround Underground Small Pool & Electric Pool, Spa Hot Tub Heater 220V 2KW with Adjustable Temperature Thermostat black Our Recommendation
Etotel Hot tub Heater H20-RS1, Fit for Some Hot Tubs,Bathtub,AboveGround Underground Small Pool & Electric Pool, Spa Hot Tub Heater 220V 2KW with Adjustable Temperature Thermostat black
$98.99 Prime Eligible
POOLPURE 5CH-352 Spa Filter Replaces PPM35SC-F2M, Marquis Spa 20042, 20092, 70-0240, 370-0242, 370-0243, Filbur FC-0196, 2" Male Thread/MPT Hot Tub Filter, 2 Pack Our Recommendation
POOLPURE 5CH-352 Spa Filter Replaces PPM35SC-F2M, Marquis Spa 20042, 20092, 70-0240, 370-0242, 370-0243, Filbur FC-0196, 2" Male Thread/MPT Hot Tub Filter, 2 Pack
$39.98
FROG @ease Test Strips for Hot Tubs for use only with FROG @ease In-Line and Floating Sanitizing Systems for Spas up to 600 gallons, Measures low levels of Chlorine, Quick and Easy Test Strips Our Recommendation
FROG @ease Test Strips for Hot Tubs for use only with FROG @ease In-Line and Floating Sanitizing Systems for Spas up to 600 gallons, Measures low levels of Chlorine, Quick and Easy Test Strips
$9.99 Prime Eligible
Leo Froth
Hot tubs, Installation, DIY Projects, Home Improvement

Leo Froth is a writer and hot tub installation expert. He enjoys sharing his practical knowledge and experience with readers, helping them navigate the installation process. Leo's articles are a valuable resource for anyone looking to install a hot tub at home.