- Overflow comb made of high-quality transparent acrylic - Prevents fish, plants, and gravel from entering the aquarium overflow chamber - Disperses water flow evenly, improving filtration and maintenance - Allows separation of sections in sumps or refugiums with different entry media - Non-toxic material, harmless to fish and corals, ideal for aquariums and agricultural equipment - Easy to install, slides directly over the glass edge of the overflow - Recommended for use in marine aquariums, freshwater tanks, and connected systems - Facilitates cleaning and maintenance of the filtration system