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API Stress Zyme contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium cl...

API Stress Zyme contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium cl...

API Stress Zyme contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium cl...

API Leaf Zone contains iron & potassium for colorful leaves and a vibrant planted aquarium. Product is formulated for rapid absorption through ...

Pond Care Accu-Clear is a colourless liquid that rapidly eliminates cloudy water in ponds and water features. Cloudy or discoloured water may occur...

API Accu-Clear quickly clarifies cloudy water in your aquarium, eliminating haze to make your water crystal clear. API Accu-Clear clumps tiny float...

API Stress Zyme contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium cl...

API Accu-Clear quickly clarifies cloudy water in your aquarium, eliminating haze to make your water crystal clear. API Accu-Clear clumps tiny float...

API pH UP raises pH levels in your aquarium to make water more alkaline when levels fall too low. pH is the measure of acidic or alkaline condition...

API pH DOWN lowers pH to make freshwater aquariums more acidic for fish and plants when levels rise too high. pH is the measure of acidic or alkali...

API Betta Water Conditioner 50mL - Chlorine Remover. A multi-purpose water treatment that instantly makes tap water safe for Bettas by removing...

API NITRA-ZORB filtration media is a ready-to-use filter media pouch that can be added to your filter to remove ammonia, nitrite, and nitrate. NITR...

API PHOS-ZORB cartridge eliminates cloudy water and dirt caused by phosphates, and helps reduce the maintenance of your aquarium. PHOS-ZORB removes...

Containing a superior blend of resins and activated carbon that removes aquarium pollutants – including colors, odors, heavy metals, and toxic gase...

API Stress Zyme contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium cl...

API pH UP raises pH levels in your aquarium to make water more alkaline when levels fall too low. pH is the measure of acidic or alkaline condition...

API pH DOWN lowers pH to make freshwater aquariums more acidic for fish and plants when levels rise too high. pH is the measure of acidic or alkali...

PRODUCT SUMMARY: The API® Saltwater Master Test Kit measures the 4 most important saltwater parameters – pH, ammonia, nitrite, and nitrate – to ...

Calcium is one of the most important elements in a reef aquarium. Reef invertebrates, such as corals, crustaceans, mollusks, and even some type of ...

Copper – a treatment for many parasitic infections – must be monitored in an aquarium or a pond. The copper level can drop too low for the treatmen...

Phosphate can enter your aquarium or pond through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphat...

API Quick Testing Strips 5 in 1 25 pack Contains GH / KH / PH / NO2 / NO3 25 strips per pack (243 units to a box)

PRODUCT SUMMARY: Use the API® pH Aquarium Test Strips as a quick and accurate way to test pH levels in your water. These test strips measure a w...

Ammonia is an extremely toxic compound which in high enough quantities can be fatal to any living being inside your aquarium. It is produced by fis...