Discover the BIOCHIP 4.5, a high-performance 30*1.1mm MBBR biochip filter carrier with a surface area of 5500m2/m3, designed for efficient aquaculture water purification. Made from virgin PE, this self-cleaning bio media enhances ammonia and nitrite removal, ensuring healthy aquatic environments. Trusted globally, Small Boss offers free samples and ships to over 35 countries.