When keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat. The API® GH & KH TEST KIT helps...
PI® LEAF ZONE plant fertilizer contains iron & potassium for colorful leaves and a vibrant planted aquarium. The product is formulated for rapid absorption through plant leaves and works to...
High nitrate levels in your aquarium indicate a build-up of fish waste and organic compounds, resulting in poor water quality and an increase in algae growth. Contrarily, maintaining a low...
Nitrite is produced in the aquarium in the form of fish waste, uneaten food, and nitrifying bacteria in your aquarium’s natural cycle as it breaks down ammonia. Low levels of...
PHOSPHATE TEST KIT Phosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphate contributes to unsightly algae and...
API® POND ACCU-CLEAR water clarifier works to establish and maintain crystal-clear pond water, quickly clearing murkiness and helping your water filter to function more efficiently. ACCU-CLEAR water clarifier works by...
API® POND AMMO LOCK ammonia detoxifier serves as a source of nutrition for good bacteria in your pond’s natural biological filter. It also detoxifies poisonous ammonia, which is continually produced...
API® POND CHLORINE & HEAVY METAL NEUTRALIZER instantly makes tap water safe for pond life by neutralizing chlorine, copper, lead, and zinc, in addition to other heavy metals which are...
API® POND SIMPLY CLEAR bacterial cleaner is a natural bacterial-based pond clarifier that quickly clears cloudy water and keeps it clear. This triple-action formula works fast to clear pond water,...
