API pH Down, 4 OZ Bird Cage Lining Ideal for:

Ideal for:

Glass Thickness: 6mm

whilst the texture enhances its overall palatability

Ideal for all bird species

Before bringing them into the aquarium

API pH Down, 4 OZ Bird Cage Lining Ideal for:API pH DOWN pH adjuster 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