Water Treatments and Additives

A broad spectrum mixture of all mineral ions including General Hardness (GH), alkalinity (KH) and all major, minor and trace minerals required for optimum health and longevity of freshwater fish…

Aqua One pH Up allows you to easily adjust the pH levels in the aquarium, keeping your fish happy and healthy in their environment.

Designed to raise the alkalinity (carbonate hardness (KH) or buffering capacity) of freshwater and planted aquariums at a pH of 7.8 or lower.

• Contains no phosphates, which can cause unwanted algae…

API Quick Start allows for the instant addition of fish, as it immediately starts the natural aquarium cycle with beneficial bacteria.

Use Aqua One pH Down to reduce the pH level in your aquarium and to make the water more acidic.

API Stress Coat makes tap water safe for fish by removing harmful chemicals from tap water, and contains the healing power of Aloe Vera to reduce fish stress by 40% and to heal damaged tissue and…

Contains millions of live bacteria to destroy sludge in the gravel bed, and keep glass and plants clean. Also helps to boost the natural aquarium cycle.

473ml
API Tap Water Conditioner instantly removes chlorine and neutralises chloramines in aquarium water.