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 12% Out of stock
    CoverFree Liquid Solar Blanket Case
    Natural Chemistry Cover Free Liquid Solar Pool Blanket
    SKU: NC07100-Case
    $349
    $399
    Out of stock
  • Save 34% Out of stock
    BioGuard Smart Shock 22948BIO
    BioGuard Smart Shock 22948BIO
    SKU: 22948BIO
    $27
    $41
    Out of stock
  • Save 33% Out of stock
    BioGuard Smart Shock 22947BIO
    BioGuard Smart Shock 22947BIO
    SKU: 22947BIO
    $20
    $30
    Out of stock
  • Save 50%
    BioGuard Pool Magnet Plus 23454BIO
    BioGuard Pool Magnet Plus 23454BIO
    SKU: 23454BIO
    $25.99
    $52
    In stock
  • Save 52%
    BioGuard Polysheen Blue 23721BIO
    BioGuard Polysheen Blue 23721BIO
    SKU: 23721BIO
    $19.99
    $42
    In stock
  • Save 33% Out of stock
    BioGuard Lo 'N Slo 23475BIO
    BioGuard Lo 'N Slo 23475BIO
    SKU: 23475BIO
    $20
    $30
    Out of stock
  • Save 37% Out of stock
    BioGuard BurnOut 73 22860BIO
    BioGuard BurnOut 73 22860BIO
    SKU: 22860BIO
    $17
    $27
    Out of stock
  • Save 26% Out of stock
    BioGuard Balance Pak 300 23471BIO
    BioGuard Balance Pak 300 23471BIO
    SKU: 23471BIO
    $28
    $38
    Out of stock
  • Save 32% Out of stock
    BioGuard Balance Pak 100 23408BIO
    BioGuard Balance Pak 100 23408BIO
    SKU: 23408BIO
    $21
    $31
    Out of stock
  • Save 23% Out of stock
    Stabilized Chlorinating Granules 2lbs
    All Clear Stabilized Chlorinating Granules 2lbs
    SKU: AQT2070
    $35
    $46
    Out of stock
  • Save 30%
    Cloud Out Concentrated Pool Clarifier, 2 lb Bottle | EZCO2
    Cloud Out Concentrated Pool Clarifier, 2 lb Bottle | EZCO2
    SKU: EZCO2
    $32.50
    $47
    In stock
  • Save 9% Out of stock
    Pool Care Super Mineral Stain Out 1qt
    Pool Care Super Mineral Stain Out 1qt
    SKU: QPC55390EACH
    $48
    $53
    Out of stock
  • Save 28% Out of stock
    Pool Care Alkalinity Up 5lbs
    Pool Care Alkalinity Up 5lbs
    SKU: QPC55276EACH
    $52
    $73
    Out of stock
  • Save 28%
    Pool Care Alkalinity Up 25lbs
    Pool Care Alkalinity Up 25lbs
    SKU: QPC55277
    $71
    $99
    In stock
  • Save 8%
    Fix A Leak Pool Sealer
    Fix A Leak Pool Sealer - Quart Bottle
    SKU: FAL32
    $52
    $57
    In stock
  • Save 13% Out of stock
    Coral Seas Yellow Out 20lbs.
    Coral Seas Yellow Out Algae Kill 20lbs.
    SKU: 07616COR
    $142
    $164
    Out of stock
  • Save 35% Out of stock
    BioGuard Spot Kill (WP) 23112BIO
    BioGuard Spot Kill (WP) 23112BIO
    SKU: 23112BIO
    $33
    $51
    Out of stock
  • Save 25% Out of stock
    BioGuard Balance Pak 100 23463BIO
    BioGuard Balance Pak 100 23463BIO
    SKU: 23463BIO
    $39
    $52
    Out of stock
  • Save 35%
    BioGuard Algae All 60 23060BIO
    BioGuard Algae All 60 23060BIO
    SKU: 23060BIO
    $39.99
    $62
    In stock
  • Save 33%
    CMP Pool Defender Inline Zinc Anode | 25810-350-050
    CMP Pool Defender Inline Zinc Anode | 25810-350-050
    SKU: 25810-350-050
    $75.38
    $114
    In stock
  • Save 28% Out of stock
    Pool Care Non-Chlorinationg Shock 1lb 6 bags
    Pool Care Non-Chlorinationg Shock 1lb 6 bags
    SKU: QPC522016
    $54
    $76
    Out of stock
  • Save 45%
    BioGuard Pool Closing Complete 25771BIO
    BioGuard Pool Closing Complete 25771BIO
    SKU: 25771BIO
    $44.99
    $82
    In stock
  • Save 23%
    E-Z Clor 47247400 10 lb Alkalinity Up Pouch
    E-Z Clor 47247400 10 lb Alkalinity Up Pouch
    SKU: 47247400
    $22.99
    $29.99
    In stock
  • Save 34%
    GLB Algae-X 30% Polyquat Algaecide, 32 oz Bottle | 71100A
    GLB Algae-X 30% Polyquat Algaecide, 32 oz Bottle | 71100A
    SKU: 71100A
    $33.58
    $51
    In stock