pH Down Professional Size 473ml cleaner every time

every time

These mealworms have been cooked to perfection

The Aqua One Lifestyle range delivers style

This in-depth

Equipped with a waterproof probe

pH Down Professional Size 473ml cleaner every timeAPI 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 alkaline conditions in water, where a value of 7. 0 corresponds to a neutral pH, pH values about 7. 0 are considered alkaline, and pH values below 7. 0 are considered acidic. Different fish need different pH levels to be healthy, so it is important to test your water regularly to ensure pH levels fall where they