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 33%
    Natural Chemistry Clear Concentrated 4-in-1 Clarifier, 32 oz Bottle | 13555NCM
    Natural Chemistry Clear Concentrated 4-in-1 Clarifier, 32 oz Bottle - 13555NCM
    SKU: 13555NCM
    $25.92
    $39
    In stock
  • Save 33%
    Natural Chemistry Pool Perfect Phosphate Remover, 2 L Bottle | 15235NCM
    Natural Chemistry Pool Perfect Phosphate Remover, 2 L Bottle - 15235NCM
    SKU: 15235NCM
    $43.71
    $66
    In stock
  • Save 34%
    Natural Chemistry Spa Metal Free, 1 L Bottle | 14133NCM
    Natural Chemistry Spa Metal Free, 1 L Bottle - 14133NCM
    SKU: 14133NCM
    $24.32
    $37
    In stock
  • Save 33%
    Natural Chemistry PHOSfree Phosphate Remover, 3 L Bottle | 15121NCM
    Natural Chemistry PHOSfree Phosphate Remover, 3 L Bottle - 15121NCM
    SKU: 15121NCM
    $37.79
    $57
    In stock
  • Save 34%
    Natural Chemistry Metal Free, 1 L Bottle | 17001NCM
    Natural Chemistry Metal Free, 1 L Bottle - 17001NCM
    SKU: 17001NCM
    $31.68
    $48
    In stock
  • Save 34%
    Natural Chemistry Pool Perfect Enzyme Concentrate, 2 L Bottle | 13220NCM
    Natural Chemistry Pool Perfect Enzyme Concentrate, 2 L Bottle - 13220NCM
    SKU: 13220NCM
    $32.06
    $49
    In stock
  • Save 33% Out of stock
    Natural Chemistry Clean And Perfect, 5 Gallon | 86350NCM
    Natural Chemistry Clean And Perfect, 5 Gallon - 86350NCM
    SKU: 86350NCM
    $231.07
    $347
    Out of stock
  • Save 34%
    Natural Chemistry Algae Break 90 Algaecide, 32 oz Bottle | 17600NCM
    Natural Chemistry Algae Break 90 Algaecide, 32 oz Bottle - 17600NCM
    SKU: 17600NCM
    $32.92
    $50
    In stock
  • Save 33%
    Natural Chemistry Clean & Perfect, 24 oz Bottle | 10176NCM
    Natural Chemistry Clean & Perfect, 24 oz Bottle - 10176NCM
    SKU: 10176NCM
    $21.30
    $32
    In stock
  • Save 33%
    Natural Chemistry PHOSfree Phosphate Remover, 2 L Bottle | 15221NCM
    Natural Chemistry PHOSfree Phosphate Remover, 2 L Bottle - 15221NCM
    SKU: 15221NCM
    $37.80
    $57
    In stock
  • Save 33%
    Natural Chemistry Start Up Magic Clarifier 64 fl oz Bottle 4/Case | 17501NCM
    Natural Chemistry Start Up Magic Clarifier 64 fl oz Bottle - 17501NCM - 17502NCM
    SKU: 17502NCM
    $27.30
    $41
    In stock
  • Save 33%
    Natural Chemistry Spa Perfect, 1 L Bottle | 14131NCM
    Natural Chemistry Spa Perfect, 1 L Bottle - 14131NCM
    SKU: 14131NCM
    $34.62
    $52
    In stock
  • Save 34%
    Natural Chemistry Pool Perfect Phosphate Remover, 3 L Bottle | 15131NCM
    Natural Chemistry Pool Perfect Phosphate Remover, 3 L Bottle - 15131NCM
    SKU: 15131NCM
    $61.35
    $93
    In stock
  • Save 34%
    Natural Chemistry Pool First Aid, 2 L Bottle | 13122NCM
    Natural Chemistry Pool First Aid, 2 L Bottle - 13122NCM
    SKU: 13122NCM
    $34.12
    $52
    In stock
  • Save 6%
    Natural Chemistry Pool Perfect, 3 L Bottle | 13121NCM
    Natural Chemistry Pool Perfect, 3 L Bottle - 13121NCM
    SKU: 13121NCM
    $59
    $63
    In stock
  • Save 34%
    Natural Chemistry Phosfree Max Phosphate Remover, 32 oz Bottle | 15303NCM
    Natural Chemistry Phosfree Max Phosphate Remover, 32 oz Bottle - 15303NCM
    SKU: 15303NCM
    $58.01
    $88
    In stock
  • Save 33%
    Natural Chemistry Pool Magic + PHOSfree Phosphate Remover, 1 L Bottle | 15141NCM
    Natural Chemistry Pool Magic + PHOSfree Phosphate Remover, 1 L Bottle - 15141NCM
    SKU: 15141NCM
    $31.24
    $47
    In stock
  • Save 34%
    Natural Chemistry Stain Free Metal Remover, 1.75 lb Bottle | 17400NCM
    Natural Chemistry Stain Free Metal Remover, 1.75 lb Bottle - 17400NCM
    SKU: 17400NCM
    $38.22
    $58
    In stock
  • Save 33%
    Natural Chemistry Spa Perfect 2 Liter Bottle 6/Case | 04034
    Natural Chemistry Spa Perfect 2 Liter Bottle - 04034 - 14034NCM
    SKU: 14034NCM
    $30.53
    $46
    In stock
  • Save 33%
    Natural Chemistry PHOSfree Extra Strength Phosphate Remover, 3 L Bottle | 15236NCM
    Natural Chemistry PHOSfree Extra Strength Phosphate Remover, 3 L Bottle - 15236NCM
    SKU: 15236NCM
    $72.75
    $110
    In stock
  • Save 33%
    Natural Chemistry Pool Magic Spring/Fall Clarifier, 1 L Bottle | 13722NCM
    Natural Chemistry Pool Magic Spring/Fall Clarifier, 1 L Bottle - 13722NCM
    SKU: 13722NCM
    $25.96
    $39
    In stock
  • Save 33%
    Natural Chemistry Hassle Free Kit | 18002NCM
    Natural Chemistry Hassle Free Kit - 18002NCM
    SKU: 18002NCM
    $44.64
    $67
    In stock
  • Save 33%
    Natural Chemistry Spa Clarify Clarifier, 32 oz Bottle | 14233NCM
    Natural Chemistry Spa Clarify Clarifier, 32 oz Bottle - 14233NCM
    SKU: 14233NCM
    $27.18
    $41
    In stock
  • Save 34%
    Natural Chemistry Phosfree Extra Strength Phosphate Remover, 1 Liter Bottle | 15025NCM
    Natural Chemistry Phosfree Extra Strength Phosphate Remover, 1 Liter Bottle - 15025NCM
    SKU: 15025NCM
    $46.68
    $71
    In stock