14/08/2026
Compared to traditional filter media, AC foam stone is extremely lightweight, easy to use and maintain, and is better suited for large filtration spaces such as koi ponds. Sintered at a high temperature of 900°C, it forms a dense network of interconnected pores, with a surface area at least 10 times greater than that of traditional filter media.
📍 Features a porous, interconnected structure that provides ample space for the proliferation of nitrifying bacteria
📍 Cultivates nitrifying bacteria to effectively reduce ammonia, nitrite, and nitrate levels in the water · Lightweight, easy to maintain, and long-lasting
📍 Provides a pH level more suitable for koi and goldfish
📍 Made from natural materials; safe to use and poses no risk to fish health; suitable for use in a variety of fish pond filtration systems
Learn More: https://www.acaqua.com/products-5-84-p.html