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Hot Tub Chemicals

With the right hot tub chemicals on hand, you can enjoy clear, clean spa water all year round. We carry a huge selection from highly-rated hot tub chemical brands including SpaBoss, SilkBalance, Spa Marvel, Spa Frog (FROG), and AquaChek, at the lowest price guaranteed.

For guidance on which chemicals to use and how often to apply them, check out our hot tub chemicals guide.

Which hot tub chemicals do I need?

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    As an all-in-one spa and hot tub treatment kit, the SpaBoss Hot Tub Chemical Starter Kit has everything you need to get your spa or hot tub up and running — and ensure it is always safe and ready to use. As a six-piece hot tub treatment kit, it’s quite an economical option, too!

    The Hot Tub Chemical Starter Kit (SKU: X777700) includes:

    • Granular pH Plus (1.5 lbs)
    • Granular pH Minus (2 lbs)
    • Granular Non-Chlorine Shock (2 lbs)
    • Granular Chlor-Aid (2 lbs)
    • Liquid Prevent II (16 oz)
    • AquaChek Test Strips (50 Strips)

    Hot Tub Chemical Starter Kit
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    SpaBoss Cal-Rise is the easiest way to increase calcium hardness levels in your hot tub water. Protect your spa or hot tub and the many working parts within the plumbing and heating system by keeping the water chemistry correctly balanced at all times.

    SpaBoss Cal-Rise
    $9.75
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    SpaBoss Ultra Spa is the simple and easy product to keep your hot tub water conditioned and your skin soft and smelling fresh. This product works with all sanitizers and hot tub chemicals and contains borates to clarify your spa water.

    SpaBoss Ultra-Spa
    $17.99
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    SpaBoss Alka Rise boost low alkalinity levels in your spa or hot tub with ease. Prevent pH bounce and damage to your hot tub with this easy to use product.

    Spa Boss Alka Rise
    $10.00
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    SpaBoss pH Stable is the easiest way to keep your hot tub water balanced and under control. By keeping the pH level stable, you won’t need any many other chemicals in the water. Balanced water chemistry prolongs the life of your hot tub and all the working parts that make it enjoyable.

    SpaBoss pH Stable
    $15.50
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    SpaBoss Filter-Free takes the guess work and headache out of keeping your hot tub filter clean and effective. With easy-to-read colors that indicate whether there is enough product or not, you’ll be able to tell instantly if your hot tub is clean.

    SpaBoss Filter-Free
    $16.00
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    SpaBoss pH Minus is a granular product that lowers pH levels and total alkalinity in your hot tub. It’s easy to add by the ounce to quickly adjust the pH levels for a stable hot tub environment.

    SpaBoss pH Minus
    $8.75
  8. picture of tool tip icon

    PROLINE Dual Action Cartridge Cleaner is the easy go-to product to keep your hot tub filter working effectively. Spray the cleaner on the filter cartridge for a quick clean or soak overnight to get in deep.

    Dual Action Cartridge Cleaner 32 Oz.
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    Proline Jet Line Cleaner clears your hot tub jets of all unwanted organics, oils, residue, dirt, minerals and biofilm. It's a great way to keep your hot tub jets clean, clear, and working properly!

    Proline Jet Line Cleaner
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    SpaBoss Descummer boosts the effectiveness of the filtration system in your spa or hot tub, helping to keep the water clean and free of left-over contaminants.

    SpaBoss Descummer
    $10.95
  11. picture of tool tip icon

    SpaBoss pH Plus easily raises pH levels in spas and hot tubs that are too low below the recommended safe range of 7.2 to 7.6. If levels are too low, your hot tub water can become acidic and other nasty side effects can happen.

    SpaBoss pH Plus
    $8.25
  12. picture of tool tip icon

    SpaBoss Prevent II is used to get rid of staining and scaling in your hot tub and prevents it from building up in the first place. Sold in a 16 oz bottle, this liquid is a concentrated and multi-purpose stain and scale treatment that is easy to add to any hot tub.

    16 oz SpaBoss Prevent II
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