Make sure your pet fish are happy and living in optimal conditions with the help of test strips and kits at Pet Supplies Plus. Highlighted by one of the top brands, API, our test strips and kits make it easy to monitor the water quality in your aquarium, ensuring your fish thrive in a safe and healthy environment. Whether you're a novice aquarist or an experienced fishkeeper, our test strips and kits help you maintain the right levels of pH, ammonia, nitrate, nitrite, and other important water parameters.