
Chemicals
Maintain a clean and balanced spa with our premium hot tub chemicals, formulated for optimal water care and safety. At Hot Tub Supply, we provide high-quality sanitizers, balancers, and treatments to keep your hot tub fresh, clear, and ready for relaxation.

Filters
Keep your water crystal clear with our high-quality hot tub filters, designed for superior performance and longevity. At Hot Tub Supply, we offer premium replacement filters to ensure your spa stays clean, efficient, and ready for relaxation.

Premium Hot Tub Covers
Protect your investment with our hot tub covers designed for a perfect fit, superior insulation, and lasting durability. At Hot Tub Supply, we offer high-quality, factory-made replacement covers to keep your spa efficient and well-protected year-round.

Accessories
From Check Strips to Spa Fragrances we've got many products to make your spa experience the best it can be! At Hot Tub Supply, we offer a wide selection of high-quality accessories to keep your hot tub experience relaxing and hassle-free.
all Products
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Master Clear Chlorinating Granules (2 lbs.)
- Regular price
- $24.99
- Sale price
- $24.99
- Regular price
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$29.99 - Unit price
- per
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Master Clear Chlorine Granules (5 lbs.)
- Regular price
- $49.99
- Sale price
- $49.99
- Regular price
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$46.99 - Unit price
- per
Sold out -
Master Clear Metal Protect (16 oz.)
- Regular price
- $9.99
- Sale price
- $9.99
- Regular price
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$14.99 - Unit price
- per
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Master Clear Oxidizer (2.5 lbs.)
- Regular price
- $24.99
- Sale price
- $24.99
- Regular price
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$29.99 - Unit price
- per
Sold out -
Master Clear Scale Defense (16 oz.)
- Regular price
- $12.99
- Sale price
- $12.99
- Regular price
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$14.99 - Unit price
- per
Sold out -
Master Clear Spa Bright (32 oz.)
- Regular price
- $16.99
- Sale price
- $16.99
- Regular price
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$19.99 - Unit price
- per
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Master Clear pH UP (2 lbs.)
- Regular price
- $16.99
- Sale price
- $16.99
- Regular price
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$26.99 - Unit price
- per
Sold out -
Master Clear pH Down (3 lbs.)
- Regular price
- $16.99
- Sale price
- $16.99
- Regular price
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$26.99 - Unit price
- per
Sold out

Free Hot Tub Water Testing
Send Us a Sample – We’ll Do the Rest!
At HotTubSupply.com, we know that maintaining perfect water chemistry is key to an enjoyable and long-lasting hot tub experience. That’s why we’re offering FREE water testing—just send us a sample, and we’ll provide you with a detailed analysis along with personalized product recommendations to keep your water clean, clear, and balanced.