EHEIM SUBSTRATpro 1L

EHEIM SUBSTRATpro is a high-performance biological filter medium engineered for both freshwater and marine aquariums. This premium medium is composed of spherical sintered glass, providing a massive surface area of 450 square meters per liter. This expansive surface is optimized for the intensive colonization of essential purification bacteria, which play a critical role in maintaining water quality. The unique spherical shape of the pearls allows for perfect volume utilization within filter canisters, ensuring maximum efficiency. By fostering a dense population of beneficial bacteria, SUBSTRATpro effectively reduces nitrite peaks and extends the intervals between necessary filter cleanings. The material is reusable and can be gently rinsed to preserve the bacterial colonies. It is an ideal solution for hobbyists seeking a reliable and efficient way to ensure a healthy environment for their fish, shrimp, and other aquatic inhabitants.