All orders over $50 enjoy free ground shipping!

Filters

Hot Tub Supplies

Hot Tub Supplies & Chemicals

We are your source for hot tub supplies including hot tub tools, hot tub accessories, hot tub parts, and hot tub chemicals. At the Great Backyard, it is our mission to become your hot tub destination. If you need something we don't have, just let us know and we'll track it down for you. 

Need help? Stop into your local Great Backyard Place

  • Caribbean Spa pH Increaser For Hot Tubs - 16 oz.
    Save 10%

    Caribbean Spa pH Increaser For Hot Tubs - 16 oz.

    Baleco International Inc.
    $9.99
    $8.99

    Balance your spa water confidently with Caribbean Spa pH Increaser for Hot Tubs. Caribbean Spa pH Increaser will raise the pH of spa water easily b...

    View full details
    $9.99
    $8.99
    Save 10%
  • Caribbean Spa Alkalinity Increaser - 16 oz.
    Save 10%

    Caribbean Spa Alkalinity Increaser - 16 oz.

    Baleco International Inc.
    $9.99
    $8.99

    Enhance your comfort with Caribbean Spa Alkalinity Increaser for Hot Tubs. Raise the total alkalinity in your water to help reduce the pH bounce th...

    View full details
    $9.99
    $8.99
    Save 10%
  • Spa Frog In-Line Or Floating Mineral Replacement Cartridge - 01-14-3812
    Save 9%

    Spa Frog In-Line Or Floating Mineral Replacement Cartridge

    King Technology
    $41.75
    $37.95

    Frog Serene Mineral Replacement Cartridges kill unwanted bacteria in two ways, Frog's proprietary mineral blend and a low-level Bromine (Br) releas...

    View full details
    $41.75
    $37.95
    Save 9%
  • Caribbean Spa Calcium Hardness Increaser for Hot Tubs 16oz.
    Save 10%

    Caribbean Spa Calcium Hardness Increaser for Hot Tubs 16oz.

    Baleco International Inc.
    $9.75
    $8.78

    Extend the life of your spa plumbing and equipment with Caribbean Spa Calcium Hardness Increaser. Calcium balance in your hot tub will reduce foami...

    View full details
    $9.75
    $8.78
    Save 10%
  • Caribbean Spa PH Decreaser For Hot Tubs - 24oz.
    Save 10%

    Caribbean Spa PH Decreaser For Hot Tubs - 24oz.

    Baleco International Inc.
    $14.99
    $13.49

    As the pH in your spa water rises, the probability of scaling and cloudiness increases. Using Caribbean Spa pH Decreaser will help prevent scale an...

    View full details
    $14.99
    $13.49
    Save 10%