Pool & Spa Chemicals

Keep your water clean, clear, and balanced with our Pool & Spa Chemicals category. From sanitizers and shock to water balancers and treatments, we have everything you need for safe, healthy, and sparkling water.

  • Save 34%
    Applied Bio Pooltrine 60 Algaecide 32 fl oz Bottle 12/Case | 407303A
    Applied Bio Pooltrine 60 Algaecide 32 fl oz Bottle | 407303A
    SKU: 407303A
    $33.46
    $51
    In stock
  • Save 33%
    Applied Bio Swimtrine Plus Algaecide 32 fl oz Bottle 12/Case | 4009910
    Applied Bio Swimtrine Plus Algaecide 32 fl oz Bottle | 4009910
    SKU: 406103A
    $39.08
    $59
    In stock
  • Save 33%
    Applied Bio Staintrine Mineral Remover, 32 oz Bottle | 4018512
    Applied Bio Staintrine Mineral Remover, 32 oz Bottle | 4018512
    SKU: 406704A
    $29.78
    $45
    In stock
  • Save 34%
    Applied Bio Gold-N-Clear Clarifier 32 fl oz Bottle 12/Case | 407803A
    Applied Bio Gold-N-Clear Clarifier 32 fl oz Bottle | 407803A
    SKU: 407803A
    $26.32
    $40
    In stock
  • Save 34%
    Applied Bio Filter Blaster Filter Cleaner, 32 oz Bottle | 400720A
    Applied Bio Filter Blaster Filter Cleaner, 32 oz Bottle | 400720A
    SKU: 400720A
    $35.61
    $54
    In stock
  • Save 33%
    Applied Bio Yellowtrine Algaecide 3 lb Bottle 12/Case | 408622A
    Applied Bio Yellowtrine Algaecide 3 lb Bottle | 408622A
    SKU: 408622A
    $40.46
    $61
    In stock
  • Save 34%
    Applied Bio Thio-Trine Chlorine & Bromine Reducer & Neutralizer, 20 oz Bottle | 1115
    Applied Bio Thio-Trine Chlorine & Bromine Reducer & Neutralizer, 20 oz Bottle | 1115
    SKU: 401115A
    $27.68
    $42
    In stock
  • Save 33% Out of stock
    PHOENIX PRODUCTS COMPANY BLUE ANTIFREEZE 6/CS GAL -50^ | 619529-BLUE
    SKU: 619529-BLUE
    $16.56
    $25
    Out of stock
  • Save 40%
    Natural Chemistry Pool Perfect Max 15301NCM
    Natural Chemistry Pool Perfect Max Phosphate Remover 3 L Bottle | 15301NCM3 Liter Bottle
    SKU: 15301NCM
    $58.50
    $99
    In stock
  • Save 20%
    SeaKlear 90411SKR
    SeaKlear 3 qt Opening & Winterizing Kit 90243SKR
    SKU: 90243SKR
    $79
    $99
    In stock
  • Save 37%
    Pool Winterizing Kit 33850P
    Poolstyle Winterizing Kit Treats 30K gals Deluxe Triple Action
    SKU: 33850P
    $49
    $79
    In stock
  • Save 29% Out of stock
    Pool Care Super Mineral Eliminator 1qt
    Pool Care Super Mineral Eliminator 1qt
    SKU: QPC55380EACH
    $44
    $62
    Out of stock
  • Save 28%
    Pool Care PH Plus 25lbs
    Pool Care PH Plus 25lbs
    SKU: QPC55327
    $74
    $104
    In stock
  • Save 27% Out of stock
    Pool Care Liquid Floc Rite 1qt
    Pool Care Liquid Floc Rite 1qt
    SKU: QPC55282EACH
    $47
    $65
    Out of stock
  • Save 28% Out of stock
    Pool Care Calcium Balance Treatment 10lbs
    Pool Care Calcium Balance Treatment 10lbs
    SKU: QPC55256
    $49
    $69
    Out of stock
  • Save 30% Out of stock
    Pool Care 30% Non-Foaming Algaecide 1qt
    Pool Care 30% Non-Foaming Algaecide | Quart Bottle
    SKU: QPC50625EACH
    $32
    $46
    Out of stock
  • Save 30% Out of stock
    Natural Chemistry Phosfree 15236NCM 3L Bottle Extra Strength
    Natural Chemistry Phosfree 15236NCM 3L Bottle Extra Strength
    SKU: 5236
    $76
    $109
    Out of stock
  • Save 46%
    BioGuard Smart Shield 23762BIO
    BioGuard Smart Shield 23762BIO
    SKU: 23762BIO
    $33.99
    $64
    In stock
  • Save 52%
    BioGuard Pool Complete 911 25768BIO
    BioGuard Pool Complete 911 25768BIO
    SKU: 25768BIO
    $39
    $82
    In stock
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    BioGuard PH Decreaser 22oz 42634BIO
    BioGuard PH Decreaser 22oz 42634BIO
    SKU: 42634BIO
    $9.50
    $19.99
    In stock
  • Save 34% Out of stock
    BioGuard Chem-Out 23647BIO
    BioGuard Chem-Out 23647BIO
    SKU: 23647BIO
    $32
    $49
    Out of stock
  • Save 32%
    BioGuard Brominating Tablets 42608BIO
    BioGuard Brominating Tablets 42608BIO
    SKU: 42608BIO
    $33.99
    $49.99
    In stock
  • Save 34% Out of stock
    BioGuard Balance Pak 200 23469BIO
    BioGuard Balance Pak 200 23469BIO
    SKU: 23469BIO
    $27
    $41
    Out of stock
  • Save 33% Out of stock
    BioGuard Anti Foam 23642BIO
    BioGuard Anti Foam 23642BIO
    SKU: 23642BIO
    $36
    $54
    Out of stock