Always FREE SHIPPING on orders over $49

Collection: Hot Tub Chlorine Sanitizers

We carry a wide range of chlorine sanitizer options for your chlorine hot tub. Spa chlorine is available in granular form as well as automatic dispensers with replacement cartridges. We feature premium spa chemical brands including SpaGuard and Frog Serene and @ease to keep your hot tub clean and safe for your next soak. Want to save money and simplify your spa maintenance? Try one of our spa chemical bundles. Or to automate your hot tub chlorine delivery, subscribe and save. We'll deliver your chemicals right to your door at your desired frequency. Change or cancel any time.
16 products
  • SpaGuard Hot Tub Chlorine Concentrate
    SpaGuard chlorine concentrate sanitizer for hot tubs
    VIEW MORE INFO
    Regular price
    from $13.99
    Sale price
    from $13.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Enhanced Shock
    SpaGuard Enhanced Shock hot tub oxidizer
    VIEW MORE INFO
    Regular price
    from $18.99
    Sale price
    from $18.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Stain & Scale Control for Hot Tub
    SpaGuard Stain & Scale Control for hot tub
    VIEW MORE INFO
    Regular price
    from $20.99
    Sale price
    from $20.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Spa Shock Oxidizer (non-chlorine)
    SpaGuard Spa Shock Non-Chlorine Oxidizer for Hot Tubs
    VIEW MORE INFO
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard pH Increaser
    SpaGuard pH increaser for hot tub water balance
    VIEW MORE INFO
    Regular price
    $8.99
    Sale price
    $8.99
    Regular price
    Unit price
    per 
    Sold out
  • FROG @ease Floating SmartChlor Hot Tub Chlorine Cartridge Refill 3 Pack
    Frog @ease SmartChlor chlorine cartridge refills
    VIEW MORE INFO
    Regular price
    $48.95
    Sale price
    $48.95
    Regular price
    $55.99
    Unit price
    per 
    Sold out
  • SpaGuard pH Decreaser for Hot Tub
    SpaGuard pH decreaser lowers ph and alkalinity in hot tubs
    VIEW MORE INFO
    Regular price
    $9.99
    Sale price
    $9.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Filter Cleaner
    SpaGuard filter cleaner for spas and hot tubs
    VIEW MORE INFO
    Regular price
    $18.99
    Sale price
    $18.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Spa Sentry
    SpaGuard Spa Sentry hot tub balancer controls ph buffer
    VIEW MORE INFO
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Anti Foam for Hot Tub
    SpaGuard Anti Foam quickly eliminates foaming in hot tubs
    VIEW MORE INFO
    Regular price
    $13.99
    Sale price
    $13.99
    Regular price
    Unit price
    per 
    Sold out
  • Spa FROG @ease Floating SmartChlor Hot Tub Sanitizing Start-Up Kit
    VIEW MORE INFO
    Regular price
    $54.95
    Sale price
    $54.95
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Calcium Hardness Increaser
    VIEW MORE INFO
    Regular price
    $7.99
    Sale price
    $7.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Total Alkalinity Increaser for Hot Tubs
    SpaGuard Total Alkalinity Increaser for hot tubs and spas
    VIEW MORE INFO
    Regular price
    $12.99
    Sale price
    $12.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Spa Complete
    SpaGuard Spa Complete keeps water clear and softens hot tub water with lavender and eucalyptus extract
    VIEW MORE INFO
    Regular price
    $62.99
    Sale price
    $62.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Water Freshener for Hot Tubs
    SpaGuard Water Freshener odor eliminator for hot tub
    VIEW MORE INFO
    Regular price
    $18.99
    Sale price
    $18.99
    Regular price
    Unit price
    per 
    Sold out
  • SpaGuard Spa Chlorine Concentrate 5lb with ScumBoat Scum Absorber and Hot Tub E-book
    VIEW MORE INFO
    Regular price
    $64.24
    Sale price
    $64.24
    Regular price
    Unit price
    per 
    Sold out