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On Sale 20%
HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$67.99$54.39The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors... -
On Sale 15%
Nitrate (NO3) Test Kit - Salifert
Salifert$17.37$14.76A too high nitrate concentration can result in unwanted algae-growth and these might irritate corals in their neighborhood. Nitrate as such also retards coral growth. The nitrate concentration in a proper functioning reef aquarium should... -
On Sale 20%
HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$67.99$54.39Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
On Sale 15%
Phosphate (PO4) Test Kit - Salifert
Salifert$19.61$16.67Phosphate also blocks or retards the growth of corals and calcareous algae. One of the scientific studies shows that a phosphate concentration higher than 0.05 mg/L decreases the growth of calcareous algae by 90%! Washing fish food, which is a rich... -
On Sale 15%
Vortech Battery Backup - Ecotech Marine
Ecotech Marine$200.10$170.09Without flow, fish and corals begin to die within 4 to 10 hours. Extreme weather can strike during any season, and we can’t always predict the outcome. In the event of a power outage, is your tank protected? By adding the an EcoTech Marine... -
On Sale 15%
Waste-Away Natural Aquarium Cleaner for Reef Aquaria (16 oz) - Dr Tim's
Dr Tim's Aquatics$17.99$15.29Sludge and organic busting beneficial bacteria will naturally dissolve the sludge and dirt that accumulates in an aquarium and prevent the build-up of debris when used on a regular basis. Also removes dissolved organics. Waste-Away is fast acting and... -
Ammonia Test Kit (130 Tests) - API
API$15.48Ammonia Test Kit The API® Ammonia Test Kit measures ammonia to help prevent fish loss, as ammonia is the number one stressor and killer of tropical fish. Ammonia is released into an aquarium in the forms of uneaten food, decaying organic matter, and... -
On Sale 12%
Ammonia Marine Test Kit - Red Sea
Red Sea$23.99$21.11Accurately measure the ammonia (NH3/NH4) in your saltwater aquarium with the advanced colorimetric test from Red Sea. 100 NH3/NH4 tests Accuracy: .2 ppm Range: 0-2 ppm Test Type: Colorimetric -
On Sale 20%
IceCap Battery Backup v3.0 for Aquarium Pumps
Icecap$169.99$135.99When it comes to a power failure, it’s not a matter of if, but when. Fish and corals can perish in as little as 4 hours without water flow. The IceCap Battery Battery Backup Version 3.0 will keep your flow pump running uninterrupted in... -
On Sale 15%
Waste-Away Natural Aquarium Cleaner for Reef Aquaria (8 oz) - Dr Tim's
Dr Tim's Aquatics$14.99$12.74Sludge and organic busting beneficial bacteria will naturally dissolve the sludge and dirt that accumulates in an aquarium and prevent the build-up of debris when used on a regular basis. Also removes dissolved organics. Waste-Away is fast acting and...