Save 10% When You Buy Any 3 Aquarium Plants >Shop Now

Collection: Aquarium Water Treatment

43 products
  • API #26 Freshwater Nitrite Test Kit
    API #26 Freshwater Nitrite Test Kit
    Vendor
    API
    Regular price
    $16.99
    Regular price
    Sale price
    $16.99
    Unit price
    per 
    Availability
    Sold out
  • API Bio-Chem Stars - 20 Stars
    API Bio-Chem Stars - 20 Stars
    Vendor
    API
    Regular price
    $14.99
    Regular price
    $27.49
    Sale price
    $14.99
    Unit price
    per 
    Availability
    Sold out
  • API CO2 Booster - 8 fl oz
    API CO2 Booster - 8 fl oz
    Vendor
    API
    Regular price
    $18.99
    Regular price
    Sale price
    $18.99
    Unit price
    per 
    Availability
    Sold out
  • Aqueon Water Conditioner 16oz
    Aqueon Water Conditioner 16oz
    Vendor
    Aqueon
    Regular price
    $18.99
    Regular price
    Sale price
    $18.99
    Unit price
    per 
    Availability
    Sold out
  • JRP Almond Leaf Litter
    JRP Almond Leaf Litter
    Vendor
    Jurassic Reptile
    Regular price
    $12.99
    Regular price
    Sale price
    $12.99
    Unit price
    per 
    Availability
    Sold out
  • Kordon Malachite Green Disease Treatment 4 oz
    Kordon Malachite Green Disease Treatment 4 oz
    Vendor
    Kordon
    Regular price
    $11.99
    Regular price
    Sale price
    $11.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Cichlid Trace Elements 500ml
    Seachem Cichlid Trace Elements 500ml
    Vendor
    Seachem
    Regular price
    $22.99
    Regular price
    Sale price
    $22.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Flourish Iron - 250mL
    Seachem Flourish Iron - 250mL
    Vendor
    Seachem
    Regular price
    $12.99
    Regular price
    Sale price
    $12.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Flourish Nitrogen 250 ml
    Seachem Flourish Nitrogen 250 ml
    Vendor
    Seachem
    Regular price
    $12.99
    Regular price
    Sale price
    $12.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Flourish Trace 250ml
    Seachem Flourish Trace 250ml
    Vendor
    Seachem
    Regular price
    $13.99
    Regular price
    Sale price
    $13.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Prime 100 ml
    Seachem Prime 100 ml
    Vendor
    Seachem
    Regular price
    $9.99
    Regular price
    Sale price
    $9.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Prime, 250 ml
    Seachem Prime, 250 ml
    Vendor
    Seachem
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Prime, 50 ml
    Seachem Prime, 50 ml
    Vendor
    Seachem
    Regular price
    $7.29
    Regular price
    Sale price
    $7.29
    Unit price
    per 
    Availability
    Sold out
  • Seachem Purigen 100 mL
    Seachem Purigen 100 mL
    Vendor
    Seachem
    Regular price
    $14.99
    Regular price
    Sale price
    $14.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Stability - Rhino Edition (+30% BONUS) 325mL
    Seachem Stability - Rhino Edition (+30% BONUS) 325mL
    Vendor
    Seachem
    Regular price
    $7.99
    Regular price
    $19.99
    Sale price
    $7.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Stability, 100 ml
    Seachem Stability, 100 ml
    Vendor
    Seachem
    Regular price
    $8.99
    Regular price
    Sale price
    $8.99
    Unit price
    per 
    Availability
    Sold out
  • API #29A Freshwater Deluxe pH Test Kit
    API #29A Freshwater Deluxe pH Test Kit
    Vendor
    API
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out
  • API #33D Ammonia Aquarium Test Strips
    API #33D Ammonia Aquarium Test Strips
    Vendor
    API
    Regular price
    $29.99
    Regular price
    Sale price
    $29.99
    Unit price
    per 
    Availability
    Sold out
  • API #LR1800 Freshwater/Saltwater Nitrate Test Kit
    API #LR1800 Freshwater/Saltwater Nitrate Test Kit
    Vendor
    API
    Regular price
    $23.99
    Regular price
    Sale price
    $23.99
    Unit price
    per 
    Availability
    Sold out
  • API 5 in 1 Aquarium Test Strips
    API 5 in 1 Aquarium Test Strips
    Vendor
    API
    Regular price
    $26.99
    Regular price
    Sale price
    $26.99
    Unit price
    per 
    Availability
    Sold out
  • API Accu-Clear - 8 fl oz
    API Accu-Clear - 8 fl oz
    Vendor
    API
    Regular price
    $13.99
    Regular price
    Sale price
    $13.99
    Unit price
    per 
    Availability
    Sold out
  • API Aquarium Salt 33 oz
    API Aquarium Salt 33 oz
    Vendor
    API
    Regular price
    $12.99
    Regular price
    Sale price
    $12.99
    Unit price
    per 
    Availability
    Sold out
  • API Betta Complete Water Conditioner - 1.25 fl oz
    API Betta Complete Water Conditioner - 1.25 fl oz
    Vendor
    API
    Regular price
    $6.99
    Regular price
    Sale price
    $6.99
    Unit price
    per 
    Availability
    Sold out
  • API Freshwater/Saltwater Ammonia Test Kit
    API Freshwater/Saltwater Ammonia Test Kit
    Vendor
    API
    Regular price
    $23.99
    Regular price
    Sale price
    $23.99
    Unit price
    per 
    Availability
    Sold out
  • API MelaFix Antibacterial Remedy - 8 oz
    API MelaFix Antibacterial Remedy - 8 oz
    Vendor
    API
    Regular price
    $14.99
    Regular price
    Sale price
    $14.99
    Unit price
    per 
    Availability
    Sold out
  • API Root Tabs - 10 pk
    API Root Tabs - 10 pk
    Vendor
    API
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out
  • API Stress Coat - 8 oz
    API Stress Coat - 8 oz
    Vendor
    API
    Regular price
    $13.99
    Regular price
    Sale price
    $13.99
    Unit price
    per 
    Availability
    Sold out
  • Aqueon Ammonia Neutralizers
    Aqueon Ammonia Neutralizers
    Vendor
    Aqueon
    Regular price
    $7.49
    Regular price
    Sale price
    $7.49
    Unit price
    per 
    Availability
    Sold out
  • Aqueon Betta Water Renewal
    Aqueon Betta Water Renewal
    Vendor
    Aqueon
    Regular price
    $7.49
    Regular price
    Sale price
    $7.49
    Unit price
    per 
    Availability
    Sold out
  • Aqueon Pure Betta Beads 8.8oz
    Aqueon Pure Betta Beads 8.8oz
    Vendor
    Aqueon
    Regular price
    $11.99
    Regular price
    Sale price
    $11.99
    Unit price
    per 
    Availability
    Sold out
  • AQUEON QUIETFLOW- AIR PUMP 10
    AQUEON QUIETFLOW- AIR PUMP 10
    Vendor
    Aqueon
    Regular price
    $25.99
    Regular price
    Sale price
    $25.99
    Unit price
    per 
    Availability
    Sold out
  • Fluval Ammonia Aquarium Test Kit
    Fluval Ammonia Aquarium Test Kit
    Vendor
    Fluval
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out
  • Fluval Aquarium Salt (675g)
    Fluval Aquarium Salt (675g)
    Vendor
    Fluval
    Regular price
    $5.99
    Regular price
    Sale price
    $5.99
    Unit price
    per 
    Availability
    Sold out
  • Hikari Betta Ultimate 0.08 fl oz
    Hikari Betta Ultimate 0.08 fl oz
    Vendor
    Hikari
    Regular price
    $2.99
    Regular price
    Sale price
    $2.99
    Unit price
    per 
    Availability
    Sold out
  • Instant Ocean Sea Salt, 160 Gal
    Instant Ocean Sea Salt, 160 Gal
    Vendor
    Instant Ocean
    Regular price
    $99.99
    Regular price
    Sale price
    $99.99
    Unit price
    per 
    Availability
    Sold out
  • Ruby Reef Kick-Ich Pro - 8 oz
    Ruby Reef Kick-Ich Pro - 8 oz
    Vendor
    Ruby Reef
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem American Cichlid Salt 250gr
    Seachem American Cichlid Salt 250gr
    Vendor
    Seachem
    Regular price
    $4.99
    Regular price
    $11.99
    Sale price
    $4.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Flourish phosphorus, 250 ml
    Seachem Flourish phosphorus, 250 ml
    Vendor
    Seachem
    Regular price
    $14.99
    Regular price
    Sale price
    $14.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Flourish Tabs 10pk
    Seachem Flourish Tabs 10pk
    Vendor
    Seachem
    Regular price
    $18.99
    Regular price
    Sale price
    $18.99
    Unit price
    per 
    Availability
    Sold out
  • Seachem Prime - Rhino Edition (+30% BONUS) 325mL
    Seachem Prime - Rhino Edition (+30% BONUS) 325mL
    Vendor
    Seachem
    Regular price
    $19.99
    Regular price
    Sale price
    $19.99
    Unit price
    per 
    Availability
    Sold out