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Shop All Salt, Conditioners & Additives

Conditioners and Additives offer a convenient solution to maintaining ideal aquarium water parameters. Choose from our wide selection of water conditioners for use in freshwater or saltwater aquariums.
65 results
AlgaeFix ® AlgaeFix ®
Starting at $14.99
IN STOCK
API Freshwater Salt API Freshwater Salt
Starting at $6.29
IN STOCK
API MELAFIX API MELAFIX
Starting at $7.09
IN STOCK
API Stress Coat ® Plus API Stress Coat ® Plus
Starting at $29.59
IN STOCK
Aquarium Solutions Ich-X SW Aquarium Solutions Ich-X SW
Starting at $11.79
IN STOCK
On Sale
Aquarium Solutions PraziPro Aquarium Solutions PraziPro
Starting at $45.99
IN STOCK
ChemiClean ChemiClean
Starting at $24.95
IN STOCK
Cichlid Lake Salt Cichlid Lake Salt
Starting at $6.59
IN STOCK
Flourish Liquid Plant Packs Flourish Liquid Plant Packs
Starting at $12.87
IN STOCK
Flourish Tabs Flourish Tabs
Starting at $24.28
IN STOCK
Flourish Trace Flourish Trace
Starting at $10.22
IN STOCK
General Cure™ General Cure™
Starting at $12.29
IN STOCK
On Sale
Instant Ocean Reef Crystals Reef Salt Instant Ocean Reef Crystals Reef Salt
Starting at $16.99
IN STOCK
Instant Ocean Synthetic Sea Salt Instant Ocean Synthetic Sea Salt
Starting at $18.99
IN STOCK
Kent Marine Essential Elements Kent Marine Essential Elements
Starting at $9.99
IN STOCK
Kent Marine Garlic Xtreme Kent Marine Garlic Xtreme
Starting at $10.99
IN STOCK
On Sale
LiveAquaria® Professional Reef Salt LiveAquaria® Professional Reef Salt
Starting at $49.99
IN STOCK
Neutral Regulator  Neutral Regulator
Starting at $21.02
IN STOCK
DFS22